Patch DB Settings: You can configure the Patch DB Settings by selecting the required patch types. In the IT world, you don’t always have the time, budget or proper knowledge to implement everything perfectly and according to best practices. This data orchestration is shown in the following diagram: FIGURE 3. “Nimble Storage dHCI was designed with customers like UCN in mind, built from the ground up to remove the guesswork in managing infrastructure and deliver the best performance so our customers can focus on giving back to their end users. The two technologies can be used together in an SRM environment. However, when adding SteelHeads to an existing environment, it should be disabled. Without it, Active Directory will not function, or should we say, you can’t install or promote a server to a domain controller without. High Availability Defined In information technology, high availability refers to a system or component that is continuously operational for a desirably long length of time. The e-book has been updated to match the latest version of Veeam Backup and Replication v9 U2. On the primary group, configure the volume for replication, specifying the appropriate replication space values. Changing replication settings for the bunker Secondary. 9999% availability, delivering the best all-flash capacity per terabyte in the industry—and future-proofing design for value today and in the future. The following storage vendors and arrays are currently supported: Nimble Storage is supported starting Veeam Backup & Replication 9. … MySQL Backup Best Practices Read More ». MySQL 8 has made some great improvements on the replication side. Tip: When running production-style workloads alongside Global Mirror continuous replication secondary volumes on one Storwize system, best practice is to put the production and DR workloads into separate pools. 0 Best Practices Guide for Setting Up a NAS Service. -- SQL disable all triggers - disable all triggers sql server - t sql disable trigger. NTS-2001-I: Nimble Introduction and Administration Course Revision 5. This month we will be discussing best practices for enterprise IT environments to leverage Veeam Backup and Replication software for enterprise data protection, high availability and data recoverability. (optional) Installation of witness, located on a third site. Host must be Windows Server 2016. Leading education experts from the Dissemination and Replication Grants discuss the challenges of collaboration, how they were able to make the sharing of best practices a reality, and how you can, too. A toolkit for the best open source solutions. Network issue between replication instance and target. Moderator: Lindsey Christ, NY1 Panelists: Julie Fisher, New York Center for Autism Charter School. Monitoring a Pulsar cluster is very important for your business. After you install AD DS Best Practices Analyzer on the domain controllers that are running Windows Server 2008 R2, Best Practices Analyzer scans the AD DS server role and reports best practice violations. The retention period replica for remote snapshots when replication is enabled. Please refer to the Veeam Help Center for this kind of documents. This guide covers how to set up a data replication using best practices from Snowflake, and good fundamentals for tracking data integrity. Do you guys let the KCC handle your replication topology? Do you guys configure site costs for each site link? Any help greatly appreciated. These cmdlets offer functionality such as viewing replication information, configuring sites, managing site links, and forcing replication to occur. The Nimble cluster has a qurom server but I can´t find anything regarding a quorum server for vsphere HA. When a backup copy of the application data is being created, it is a best practice to ensure I/O is fully. Bucket replication best settings ; XDCR Source Nozzles per Node: 2 --> 8 XDCR Target Nozzles per Node: 2 --> 24 (Nozzles=Channel=parallel , as cpu core) XDCR Checkpoint Interval (sn): 1800 --> 60 Control frequency is low, but not as much as waiting in the queue. NOTE: It is important for both the changer devices and the tape drive. Network issue between replication instance and target. Replication is still a major component of SQL Server today even with Availability Groups as an alternative to certain scenarios. If you have to use SQL Server Authentication Mode to connect to SQL Server, do not use an sa account; instead, disable that account because it is the first account attackers will try. We will mention standard settings, changes and plugins that can be used to receive better availability. The best practice guide is intended for professionals in search of answers and suggestions to different topics. Oracle GoldenGate Best Practices: HP Nonstop Audited Data Replication. Virtacore and Nimble Storage have partnered to roll out a cloud-based replication service for customers. BEST PRACTICE ReFS is designed for JBOD deployments. For these reasons we advocate that you implement all of the best practices as defined within this document as a part of your initial deployment or migration. Best Practices for Data Replication With EMC Isilon SyncIQ 7. Make sure you review the Nimble Storage Best Practices for VMware Site Recovery Manager guide. This will cause sub-optimal performance. Replication schedules should not overlap. • 2 - Keep the files on two different media types to protect against different types of hazards. Replication and Generalizability of Evidence-Based Practices More credible research is needed, and it needs to be done right. 3 (or later) with TCP/IP connectivity directly from storage array. Where applicable, each discussion is followed by lists of requirements, recommendations, a nd warnings. Veeam is the premier availability software for StoneFly, which offers high performance, elastic and always available IT infrastructure solutions. In this interview, Executive Editor and Independent Backup Expert W. Introduction VMware Site Recovery Manager (SRM) provides business continuity and disaster recovery protection for VMware virtual environments. Redefining the standard for system availability other. Monitor the replication topology. NIMBLE STORAGE BEST PRACTICES GUIDE: MICROSOFT EXCHANGE 4 to coordinate application quiescence for application-consistent snapshots and replication, as well as provides better control over log truncation with verification schedules. This table contains ZVR - vSphere best practices for each Zerto version. The Reference Document which is the product of documentation serves as the basis in the preparation of the Facilitators' Guide and Generic Agenda in the conduct of Replication Inception Workshop (a structured peer-to-peer learning process). Theft or disposal of drives or an entire array does not expose data » Data Center physical security breach » Shipping or transporting an array to an affiliate site or new location » RMA of a failed component Ability to irrecoverably shred (destroy) data at a volume level » Volume keys marked for deletion when an encrypted volume is deleted. Best Practice: To make wiring easier, match Odd Numbered Ports with Switch 1 and Even Numbered Ports with Switch 2. FusionCube HCI 3. As a best practice, place the TempDB database files in a separate disk drive in order to isolate its heavy workload from the other physical storages. Enter the site name 1 , select a replication link object 2 and click OK 3. Allstream: Cloud Replication Services August 15, 2012 by CBPN Leave a Comment Cloud Replication Services features technology that can mirror your live applications to secondary data centres running Cloud services. These allowed us to use our existing Cat6 copper infrastructure while increasing our bandwidth to 10 GbE. The password must contain uppercase and lowercase characters. Deployment. Setup Replication in MySQL. Figure 2 EIP of the replication instance You can also add 0. Dell EMC Best Practices. Redefining the Standard for System Availability Other Vendors Nimble Storage X. Besides the general instructions for setting up your own geo-replication scheme, there are a few best practices that we recommend following. NIMBLE BEST PRACTICE S GUIDE: VMWARE VSPHERE 5 ON NIMBLE STORAGE 4 2 DESIGN CONSIDERATIONS AND BEST PRACTICES Base Connectivity for High Availability Host Make sure that the VMware vSphere ESX host has a minimum of two physical NICs. Descriptions of each of the projects are attached. When we developed the guide for version 8, it was a nightmare of merging Word documents and using the native change tracking. SAP Landscape Transformation Replication Server is part of SAP Business Technology Platform, supporting real-time replication of data from SAP or third-party systems to SAP HANA to help you run applications and analyze data quickly. 98 hours Example: Replicate 1 TB daily If replication begins at midnight, a DS3 line will complete replication long before a courier would show up to begin transporting a physical tape. The only variable I'm uncertain of is the periodic testing where the slave /var/lib/mysql is backed up and changed to Master mode, where some test writes are performed. SQL Server on a SAN: Dedicated or Shared Drives? – a reader asked for help configuring their blades and NetApp SAN. In order to assess your disaster recovery solution, you will need to classify your applications by revenue-impact and data sensitivity. Cabling and VLAN Management. After that, Veeam starts backing up from the replica:. He is the founder of Nimble which is also his most recent venture. Service feature highlights HPE Nimble Storage Array Startup Service is intended to guide you from start to finish and help make your installation a success. Achieving Your Database Goals Through Replication: Real World Market Insights and Best Practices. Introduction VMware Site Recovery Manager (SRM) provides business continuity and disaster recovery protection for VMware virtual environments. The Nimble Storage CS-Series, which will be generally available in August, uses Flash and SATA disk drives in a way that combines primary storage and snapshot-based backup in a single, converged iSCSI. As you can see below this is a fresh deploy and our VRM service is stopped. Backup job Reverse Incremental Not recommended. Recorded Date: Mar. You can go through them to gain knowledge on how to manage your networks effectively and keep them secure. Technological gaps The goal of the organization to become more global has been attained due to the products that it has to offer. To finish up Replication Preparation best practices, think about where your Replication Log Files are going to exist. Veeam Backup & Replication Best Practices Veeam Architecture team has released latest guide for administrators about “Veeam Backup & Replication Best Practices” on Gitbook. finding this desire to be difficult if not impossible to achieve due to the. Organizations that develop effective processes for creating, communicating and deploying Best Practices across the organization. Replication allows you to increase data availability by creating multiple copies of your data across servers. There are several VMware vSphere Virtual Machine Replication Best Practices, those practices that need to be considered to ensure the VMware vSphere replication is effective, efficient, and meets Recovery Point Objectives and Recovery Time Objectives. Proxmox VE | Best 37 Alternatives of Proxmox VE Let’s fire up the Synology NAS server in a virtual machine in VirtualBox, i. For more than 3 sites or 1,000 clients: No more frequent replication than once per day. Getting Started with Managed Service. For example, if a server is running three separate databases that are being replicated, create three separate RVGs for each database. The Nimble Volume Collection Replication option defines the snapshots retention on the target (i. Best practice is to replicate all clients. The following are some of the base logging requirements for InfoSphere CDC: For Db2 for system Z and Db2, the Db2 table is altered for Data Capture Changes. We've listed below a few best practices of patch management using Patch Manager Plus. The replication factor for the offsets topic (set higher to ensure availability). On binlog_formats - read this official manual comparison. Veeam Backup & Replication Best Practices Veeam Architecture team has released latest guide for administrators about "Veeam Backup & Replication Best Practices" on Gitbook. Best practices are the most obvious starting point for improving your Hyper-V and Virtual Machine performance and I've listed 23 of them for you below. Following the Office add-ins functional and UX design best practices will help you maximize user engagement of your add-in. NOTE: It is important for both the changer devices and the tape drive. BLOCK or ALLOW only the WINS servers that should be participating in the WINS replication design. explores testing and practices that can support cost-effective, high-quality backup, cloning, and recovery solutions based upon Oracle Database 10g with ASM. Plan the volume replication configuration: a. MySQL Replication Best Practices In this webinar, we will cover how to properly setup MySQL replication and discuss best practices to deploy and maintain a replication environment. These best practices are designed to address both the technical aspects of VM backup and recovery, such as network load management, and strategic aspects, such as defining recovery metrics and auditing backup procedures. The Hitachi NAS platform is a versatile, intelligent, and scalable multi-protocol solution that can be configured in many ways to meet a variety of requirements. This blog will cover the best practices that are usually adopted by MySQL. Whether you're using it today or simply thinking about it, this session is bound to teach you something new about how to best deploy and. Author Ben Bromhead discusses Kafka best practices to manage the. Best Practices. Intel® FPGA SDK for OpenCL™ Pro Edition Best Practices Guide provides guidance on leveraging the functionalities of the Intel® FPGA Software Development Kit (SDK) for OpenCL™ to optimize your OpenCL applications for Intel® FPGA products. Embed the best practices from configurations, deployments, HA operations, maintenance tasks, monitoring, troubleshooting. Best Practice - Logging Requirements. To finish up Replication Preparation best practices, think about where your Replication Log Files are going to exist. More importantly, it's also best practice for geo-replication ("Best Practice: Consume from remote, produce to local") as MirrorMaker 2 is commonly used to replicate data between Kafka clusters running in different cloud regions, with potentially high latencies. Step 2: Click on DHCP. This guide is intended to provide best practices for Veeam Backup & Replication. Minimizing Logging at Subscriber. The replication factor for the offsets topic (set higher to ensure availability). Network bandwidth and latency issues can also cause latency issues, especially when your target is an on-premises database, or if you use AWS DMS for cross-Region replication. Kantara Initiative Call for participation: Cloud Identity and Security Best Practices Work Group. Foreign key issues while applying a snapshot in SQL Server merge replication. This article aims to assist with best practice guidelines. Protection templates include snapshot and replication schedules, as well as retention policies that are based on best practices for comm only used applications. Active Roles Replication: Best Practices and Troubleshooting Guide Updated - August 2019 Version - 7. Monitoring a Pulsar cluster is very important for your business. The e-book has been updated to match the latest version of Veeam Backup and Replication v9 U2. MySQL 8 has made some great improvements on the replication side. Set up replication according to the following best practices: Create one RVG for each application, rather than for each server. 3 (or later) with TCP/IP connectivity directly from storage array. Steps to run the tool. Veeam Backup & Replication is a software product developed by Veeam Software to back up , restore and replicate data on virtual machines ( VMs ). A lot of factors come in to place here. DNS is an important prerequisite of Active Directory. Replication Security Best Practices. Hyper-V Storage Best Practices. Passing judgement comprises intrusion on personal spaces which is best avoided. Our companies Best Practices recommend against it. Create a directory to store archive files. Recently, I switched our e-book to presenting the version90 branch of the documentation. vSphere Replication Appliance VRM Service. Replication Best Practices When defining and running replication processes, follow these recommendations. Therefore you can choose Weeks or Repeat Every Week and Replicate to set to "2" as the minimum - or any desired configuration, as these configurations will not be used by Veeam. Let's look at a few of the best practices you should consider when working with snapshot replication. It is advised to set replication factor to at least 3 so that even if something happens to the rack, one copy is always safe. Below list of best practices is not all-inclusive but will help ensure proper name resolution within an Active Directory domain. B)Best practice for setting up the Table-level filters Due to the priorities for the 4 Table_level options, to avoid confusing/conflicting, we suggest using only one of the 4 options, or using the following two options: -replicate-ignore-table and replicate-wild-do-table so that it is clearly that the tables in -replicate-ignore-table will. A best practice is a method or technique that has been generally accepted as superior to any alternatives because it produces results that are superior to those achieved by other means or because it has become a standard way of doing things, e. This is the first article of the series dedicated to the best practices related to backup proxies. See SQL Server configuration best practices for more details. You can go through them to gain knowledge on how to manage your networks effectively and keep them secure. In my last post, I explained why I prefer AppLocker whitelisting over blacklisting. Nimble AMS is an enterprise AMS built on and very closely aligned to the Salesforce platform. You can find best practices about Veeam Backup & Replication on the below topics: …. However, this is the list which I have prepared during my journey as an AD architect, and we kept some big environments healthy by following these best practices. By contrast, most historically oriented replication datasets report “unproblematic” characterizations of the historical record. synchronous, asynchronous), bandwidth, latency, and distance affect replication behavior. Title âArial 36 black Speed up backup & recovery with flash-optimized storage Ben Pierson, Inside Systems Engineer, Veeam Software Nicholas Schoonover, Technical Marketing,…. These allowed us to use our existing Cat6 copper infrastructure while increasing our bandwidth to 10 GbE. If you’ve recently deployed a vSphere Replication Appliance and you’re unable to get your VRM service started this might help. The HPE Nimble Storage array ships with several predefin ed protection templates to be used as the basis for volume collections. Presented by SQL Server MVPs Allan Mitchell and Jennifer Stirrup and Attunity’s Ian Archibald, this session will provide expert advice and best practices for replicating Oracle (and other) data to SQL Server for data warehousing and BI initiatives. Grasshopper. Essentially, Active Directory is an integral part of the operating system's architecture, allowing IT more control over access and security. When planning for an exact replication of an original study, the replicators must make the new study convincing. Replication is the only native component or feature in SQL Server that will allow you…. The token will now remain pending until we do a backup of the publishing database. hi All, I am trying to setup a SQL replication on single. Make sure you review the Nimble Storage Best Practices for VMware Site Recovery Manager guide. We are looking at determining what others do in terms of best practices for their AD sites. Aside from write-intensive OLTP, OLAP etc, large file copies (e. The Veeam Backup and Replication replicates VMs. Hyper-V Replication introduces many additional configurations: you can use them in a complex many-to-many cluster setup or in a one-to-one layout with low security. HPE Nimble Storage best practices that aim to make your project a success. Replication is increasingly becoming a critical business need for many organizations. Dell EMC Best Practices. I'll need these if I'm going to run the Snapshot Agent from an CMD prompt. In this article, we'll discuss DNS and Active Directory integration and give you some best practices for your DNS server administration. 1_Release_Notes_PN990-0005-004. there will be sharing of the best practices that have been already awarded. Physical deployment In small-medium environments (up to 500 VMs) it is common to see an all-in-one physical server running the Backup & Replication server, backup proxy and backup repository. 5 best practices for supported hypervisors, backup jobs. MySQL replication best practices. If this happens, you need to restore the cluster from its most recent snapshot and set up a replication of the restored cluster as the new replication slave. Best Practices for FSCM Multiple systems scenario. This means that every Nimble AMS customer is on the same version of the product, and that the solution is upgraded three times per year in sync with Salesforce releases with no added cost to customers. The retention period replica for remote snapshots when replication is enabled. Make sure you review the Nimble Storage Best Practices for VMware Site Recovery Manager guide. 10 Best Practices for VMware Backups In 2021, VMware is still the virtualization market leader and many Veeam® customers depend on VMware vSphere as their preferred virtualization platform. Starting with Veeam Backup & Replication™ 9. Asynchronous replication is the replication of storage snapshots from one FlashArray or Cloud Block Store instance to another. This section describes best practices when using InnoDB tables. Best practices for replication. Below list of best practices is not all-inclusive but will help ensure proper name resolution within an Active Directory domain. Monitor each replication operation and make sure it is successful. February 2013. To add an HPE Nimble storage system to the backup infrastructure, do the following: Specify storage name or address and storage role. Here's a nice touch: If there is no vCenter already deployed (say, this is a new environment being deployed from scratch), Nimble dHCI can push and configure a new vCenter Appliance directly from the array controller into your dHCI cluster, as we bundle the VCSA image in the dHCI code from the factory 🙂. Still thinking about the merit between using Snapshot only jobs and Backup from Primary Storage snapshot. See full list on blithespirit. Configuration Protecting the Veeam Backup Server As recommended by best practice for disaster recovery you can place Veeam Backup & Replication installation on a virtual machine but do not protect it with backups or replicas, it can have issues with disconnections and corruption during the snapshot process so it is not recommended. MySQL Replication is commonly used by organizations and companies for running their large production environments. Follow the Best Practices for Replicating DDL Changes. It is built in R but uses C++ to compile your models and algorithms. Let's look at several of the best practices for data replication between data centers. This blog will cover the best practices that are usually adopted by MySQL. Use joins wherever data is pulled from multiple tables based on identical ID values. Step 3: Start a BPA scan. Best Practice for Achieving High Availability in MariaDB 1. Examples will include DR testing without interrupting replication. Geo-replication Best Practices. NOTE: It is important for both the changer devices and the tape drive. All our Migration projects are backed by a 15-day post-migration support where we will support you for all issues related to the migration that we have. Adding a bunker to an RDS. Based in San Jose, California, Nimble Storage designs and manufacturers flash-optimized hybrid storage solutions that integrate the speed of solidstate storage with the efficiency of high-capacity hard disks. The choice to use a Web console interface is also made, because this is the best option for providing a UI for cloud services. Salesforce has become one of the critical components of the IT landscape and often data replication is required to support specialized uses, such as data warehousing, data mining, custom reporting, analytics, and integration with other applications. High Availability Defined In information technology, high availability refers to a system or component that is continuously operational for a desirably long length of time. MySQL 8 has made some great improvements on the replication side. Hyper-V Storage Best Practices. This document is based on SUSE Linux Enterprise Server for SAP Applications 12 SP5. Another Storwize Global Mirror Best Practice Tip Posted on October 23, 2013 by IsThatSo Tip: When running production-style workloads alongside Global Mirror continuous replication secondary volumes on one Storwize system, best practice is to put the production and DR workloads into separate pools. When working with tags in multiple node situations, expect replication delays between the nodes (generally 30 seconds to 2 minutes depending on your setup). an already installed and working SAP HANA with system replication. As well, HP wanted to understand how replication methods (e. Objective 3: Backup to a VTL on the StoreOnce using HP Data Protector and NAS using Windows Backup. Open Master again to replicate changes from replica to master. Introduction. Open Replication Monitor and run a Tracer Token. Incremental Enabled. Reconstructing a new replica doesn't introduce additional load on the primary, enabling a high availability HA solution. Intended Audience Focused on the successful deployment of Tintri VMstore arrays into a VMware SRM environment, this document targets key best practices and known challenges. Applying Best Practices Configure Multi-Stream Parameters. This table contains ZVR - vSphere best practices for each Zerto version. Backing up your entire virtual infrastructure will keep your mind at ease, but it comes at the cost of used disk space. Off-Site Hyper-V Replication and Disaster Recovery. To finish up Replication Preparation best practices, think about where your Replication Log Files are going to exist. Without it, Active Directory will not function, or should we say, you can’t install or promote a server to a domain controller without. Virtacore and Nimble Storage have partnered to roll out a cloud-based replication service for customers. Volume 111, Pages 1-178 (January. If replicating over WAN, only replicate the logs. Veeam Enterprise Manager. Introduced by Microsoft in Hyper-V 2016, PowerShell Direct is a new method allowing to interact with the guest even if no direct network connection is available between the Veeam guest interaction proxy and the guest itself. From the drop-down Manage menu, select Protection, and Replication Partners. Plan for when it break. Replication Threads. Q1: Yes, of course. vSphere Replication Appliance VRM Service. Nimble AMS is an enterprise AMS built on and very closely aligned to the Salesforce platform. Technological gaps The goal of the organization to become more global has been attained due to the products that it has to offer. We are working at the crossroads of technology, entertainment, and everyday utility. These requirements must be satisfied to support a vMSC configuration with HPE Nimble Storage. Search Server and Indexing. See full list on blithespirit. Uploaded By cudocharles. • 1 - Store one copy off site—i. First of all, since the Nimble is iscsi based (or if you have one of the latest FC-based, same applies) the fastest performances can come by using DirectSAN mode with physical proxies, since with it you are avoiding completely the ESXi stack when reading data. For example, your WINS replication partner may not manage their WINS infrastructure using best practices. The value 0 means use the SQL Server default. Scholars are exposed to current international best practices in micro-econometric research methods. Referential integrity is a property of business data. Tip: When running production-style workloads alongside Global Mirror continuous replication secondary volumes on one Storwize system, best practice is to put the production and DR workloads into separate pools. 2 design considerations and best practices 4. You'll use this path in one of the configuration. When a data architect transforms this logical model into a physical database model, they must decide how the RI will be enforced. Data Replication Best Practices for the Retail Sector. Here's a nice touch: If there is no vCenter already deployed (say, this is a new environment being deployed from scratch), Nimble dHCI can push and configure a new vCenter Appliance directly from the array controller into your dHCI cluster, as we bundle the VCSA image in the dHCI code from the factory 🙂. MySQL supports several replication topologies with Master/Slave topology being one of the most well-known topologies in which one database server acts as the master, while one or more servers act as slaves. Versions of the Policy Manager have to be the same. 9 PS Series Asynchronous Replication Best Practices and Sizing Guide | BP1012 2. Part 1 of 2 of the VMware Site Recovery Manager 5 series covers installing and configuring SRM, as well as how to protect and recover virtual machines. base connectivity for high availability 4. 0 Initial Draft 6/13/2013 1. If users need to access these files and make changes, only allow them to access the. Best practices and troubleshooting. All our Migration projects are backed by a 15-day post-migration support where we will support you for all issues related to the migration that we have. This nutanix backup and replication best practices with veeam, as one of the most working sellers here will utterly be in the midst of the best options to review. The two technologies can be used together in an SRM environment. nimble best practices vsphere 6 provides a comprehensive and comprehensive pathway for students to see progress after the end of each module. REPLOGGER REPLOGGER is a BASIC program that runs on the server side that allows you to monitor replication performance. A toolkit for the best open source solutions. A common criticism of this practice is that the time spent attempting to learn and implement the practice is too costly, despite potential benefits. Technological gaps The goal of the organization to become more global has been attained due to the products that it has to offer. Plan the volume replication configuration: a. Veeam and Lenovo help you modernize your data protection strategy with a solution that is designed to manage large data volumes and to handle the increasing performance and availability demands. Objective 2: Configure the StoreOnce Backup System. On binlog_formats - read this official manual comparison. Starting in June 2013, Nimble Storage customers can opt for replication or a full disaster recovery solution available on Virtacore’s cloud. Best Answer chosen by Admin. During the job run, Veeam will search for replication settings configured on the Volume Collection for the source volume being snapshotted. After that, Veeam starts backing up from the replica:. The foundations for our best practice recommendations are drawn from the replication experiences on the topics reviewed and our experience in replicating field, laboratory, and survey experiments at the Laboratory for Public Management and Policy at City University of Hong Kong (e. 1 Revised 7/15/2013 1. Best practices are the most obvious starting point for improving your Hyper-V and Virtual Machine performance and I’ve listed 23 of them for you below. 0 Replication - Best Practices required. For the question "Hence we are going to initiate Transactional Replication in my DEV environment in SQL SERVER 2008 R2. Make sure you review the Nimble Storage Best Practices for VMware Site Recovery Manager guide. If you already have an Oracle Web account, click the Login link. Best practices •Configuring Replication •Creating Storage Server •Creating Disk Pools and Storage Units •Use of Storage unit groups for protecting data spanned across DFM domains •Managing Replication •Using SLP Window for replication •Different RPO requirements for snapshot and Replication •Throttling Parallel Replication. • 2 - Keep the files on two different media types to protect against different types of hazards. Replication schedules should not overlap. org ) Join SQL PASS ( www. 5 best practices for supported hypervisors, backup jobs. Encryption. The e-book has been updated to match the latest version of Veeam Backup and Replication v9 U2. Nimble Storage fully integrates with VMware SRM to automate DR protection, test and recovery for the storage layer. I have been looking for something that documents a DFSR best practice around the number of replicated folders per replication group. Nimble is currently working on a storage VASA provider as part of the VASA programs. AD DS Best Practices Analyzer can help you implement best practices in the configuration of your domain. Best Practice Replication. You will also learn how to configure the publication for transactional replication, best practices of configuring publications for Transactional replication, how to add database and it's articles in Transactional replication, configuring Publication agent security and best practices of security configuration of Publisher as well as Subscriber. The title appears in the article and in search results. NOTE: It is important for both the changer devices and the tape drive. With the new Group Replication Beta release—0. This method of data storage connectivity provides the best solution for data protection, application consistency, and off-site replication, as well as performance enhancements, by making complete use of Nimble Storage array optimization features. Data Replication Best Practices for the Retail Sector. Cabling and VLAN Management. Replication administrators, and as introductory information for data protection administrators that may be deploying Veeam for the first time. InfiniBox Best Practices for Older Releases. See Backup Stream Considerations for best practices for managing restore points. Find out in this retail-focused on-demand webinar. VMware ESXi 6. of Health and Human Services. Where applicable, each discussion is followed by lists of requirements, recommendations, a nd warnings. M3 - Journal article. The Nimble cluster has a qurom server but I can´t find anything regarding a quorum server for vsphere HA. The question you need to ask is why there is a replication log of the slave. NAKIVO Backup & Replication Best Practices. Replication, follow NAKIVO's 10 best practices in VMware data protection. To finish up Replication Preparation best practices, think about where your Replication Log Files are going to exist. February 2013. 5 1 Introduction The goal of this white paper is to highlight general ECS best practices relating to physical deployment, external infrastructure services required networking, provisioning, and application development when utilizing ECS APIs. As we get deeper into Replication and my boss wants to use it more and more. HPE Nimble Storage Proactive Support Manager Service focuses on a holistic approach to storage management and support, and is the customer's central point of contact across a wide spectrum of practices. The following storage vendors and arrays are currently supported: Nimble Storage is supported starting Veeam Backup & Replication 9. 0/0 to the source database whitelist to allow any IP address to access the source database but this action may result in. Excellent backup product, and a great very detailed best practice guide. 1 Introduction 1. Veeam Backup & Replication Best Practices Veeam Architecture team has released latest guide for administrators about "Veeam Backup & Replication Best Practices" on Gitbook. T1 - Implementing human resource development best practices: replication or re-creation? AU - Lervik, J. Nimble analyzes shared interests (topics, keywords) to tell you why any contact is of interest and relevant to you. com to an external system, look into Outbound Messaging. The retention period replica for remote snapshots when replication is enabled. InfiniBox Best Practices for Older Releases. Best practices > Recovering replication if Publisher is not available Once the Publisher becomes unavailable, Subscribers cannot synchronize configuration data. The only variable I'm uncertain of is the periodic testing where the slave /var/lib/mysql is backed up and changed to Master mode, where some test writes are performed. 9,14 These studies evaluated the use of prazosin for treating posttraumatic nightmares in 10 Vietnam combat veterans (mean age = 53) and 22 military veterans with PTSD. These cmdlets offer functionality such as viewing replication information, configuring sites, managing site links, and forcing replication to occur. It is a quick way to troubleshoot and spot potential problems configuration issues. This article was written for Windows Server 2012 and most of these best practices are applicable to later versions. To guarantee the flawless process of data encryption and decryption, consider the following recommendations. Recorded Date: Mar. General best practices for administering replication can be found in Best Practices for Replication Administration. Active Roles Replication: Best Practices and Troubleshooting Guide Updated - August 2019 Version - 7. Try Nimble for free and make sure your financial company gets new perspectives due to using CRM. When replicating, you can specify which schedules you do or do not wish to be replicated, as well as vary the primary and DR retention for each schedule. Learn More. A lot of factors come in to place here. Log into the Nimble web UI using the management IP address or FQDN of the desired replication source array. Replication Monitoring Best Practices; Monitor: Description: Incomplete replication operations: If a replication operation fails to complete, you might need to increase replication space. David Vellante with Tina Rose. This document details a proven deployment methodology in conjunction with known best practices. The value 5 is sufficient for replication purposes. ‘Best Practice’ No Four- Don’t ever be judgmental. AD is a centralized, standard system that allows system administrators to automatically manage their domains, account users, and devices (computers, printers, etc. Hyper-V Storage Best Practices. Some issues can lead to a huge downtime and loss of business caused by lack of expertise and improper setup. What happens next, you end up with replication lag with terabytes of data waiting to be sent. Best Practices Guide Updated for Intel 7. Best practices for replicators. com to an external system, look into Outbound Messaging. Veeam Best Practice documents are based on real-world experiences within the field, because of this we may lag behind the current versions available from the Veeam website and it may not conform to the Veeam help guides completely, in our opinion. 6 Oracle Database Backup, Recovery, and Replication Best Practices with VMAX All Flash White Paper Executive overview Many applications are required to be fully operational 24x7x365, even as their data continues to grow. Replication is still a major component of SQL Server today even with Availability Groups as an alternative to certain scenarios. What are best practices for byte range requests in the Windows Azure CDN? Do not put your signatures/table-of-contents/catalog at the end of a large file and then use a byte-range GET to retrieve it. Best Practice for Achieving High Availability in MariaDB 1. This document makes recommendations for the optimization and scaling of Veeam Backup & Replication v7 with Nutanix for VMware vSphere. It should be possible to review the resulting file to verify if significant attributes have been retained. replication-manager does not parse binary logs to try to match correct position based on the content of replication EVENTS. Next, you'll pick up on how to enhance your infrastructure with high-performance storage access, such as remote direct memory access (RDMA) and. If users need to access these files and make changes, only allow them to access the. MySQL Replication is commonly used by organizations and companies for running their large production environments. Know-how is an important asset in every organization and should be managed properly. Nimble Storage integration. NIMBLE BEST PRACTICE S GUIDE: VMWARE VSPHERE 5 ON NIMBLE STORAGE 4 2 DESIGN CONSIDERATIONS AND BEST PRACTICES Base Connectivity for High Availability Host Make sure that the VMware vSphere ESX host has a minimum of two physical NICs. Existing replication partners will be listed, at this stage we don’t have any. “Nimble Storage dHCI was designed with customers like UCN in mind, built from the ground up to remove the guesswork in managing infrastructure and deliver the best performance so our customers can focus on giving back to their end users. This document details the best practices for configuring and using the NAS replication and related features. Dell Technologies World 2018 – storage. This can be tuned to a professional association where the memberships are primarily individuals, to a trade association where the memberships are at the organization level with complex flow down rules, or to. Test the replication process from staging to development first. Pages 38 This preview shows page 29 - 37 out of 38 pages. The use of binary-less replication is recommended to reduce the transport overhead for asset offloading. Presented by SQL Server MVPs Allan Mitchell and Jennifer Stirrup and Attunity’s Ian Archibald, this session will provide expert advice and best practices for replicating Oracle (and other) data to SQL Server for data warehousing and BI initiatives. su - postgres. M3 - Journal article. Create crash-safe slaves master-info-repository=TABLE store information about master binary log files and position into. Understand the data rate of your partitions to ensure you have the correct retention space. Some replication architecture errors and their resolutions. Best Practices for Salesforce Data Replication. Mimecast Synchronization Engine Best Practice. The documentation will follow over time. DR and Asynchronous Replication - Tutorial and Best Practices. Michelle Lee is Nimble Storage’s product lifecycle management (PLM) project. table of contents 1 introduction 3. If the replication operation is not successful, identify and correct the problem. With SAP HANA it is possible to create crash consistent and application consistent storage snapshots. Cabling and VLAN Management. there will be sharing of the best practices that have been already awarded. AU - Hennestad, B W. Hiya’s best practices around Kafka consistency and availability Introduction Hiya uses Kafka for a number of critical use cases, such as asynchronous data processing, cross-region replication, storing service logs, and more. The following sample address illustrates the structure: 528 ANG MO KIO AVENUE 10 FLOOR 01 UNIT 2385 CHENG SAN CENTRE SINGAPORE 560528 SGP. If your data only resides in a single database, any of these events would make accessing the data impossible. For more than 3 sites or 1000 clients, do not schedule replication more frequently than once per day. With the new Group Replication Beta release—0. DNS Resolution. To know how to set up binary-less replication for a shared datastore, see Configuring Node Stores and Data Stores in AEM. Line 1: RECIPIENT OR CONTACT NAME Line 2: [BLOCK NUMBER, HOUSE NUMBER, OR BUILDING NUMBER] STREET Line 3: [SUB-BUILDING INFORMATION] [BUILDING INFORMATION] Line 4: CITY POSTAL CODE Line 5: COUNTRY. Their old, stale data will replicate into your database. Following the Office add-ins functional and UX design best practices will help you maximize user engagement of your add-in. Site 6 - 1 DC - 20Mbps connection. In your test replication configuration, we could test this to verify the statement as displayed in the radio button following the below steps: 1) Modify the interval to a value of 0 hours and click OK. Incremental Enabled. In late 2007, HP's Customer Focused Testing (CFT) Group initiated a project to understand the best way to configure an Oracle 11g database on the HP EVA array for replication. Best practice for replicating volumes To help ensure successful replication, for each volume that you want to replicate, follow these steps to set up your replication environment: 1. I have Transaction Replication enabled on database Credit which is in full recovery mode and all backup jobs have been disabled. Format: PDF. This will cover both prioritization, configurations, and throughput. This document details the best practices for configuring and using the NAS replication and related features. You can go through them to gain knowledge on how to manage your networks effectively and keep them secure. Like backup, replication is a job-driven process. Recently, I switched our e-book to presenting the version90 branch of the documentation. Introduction VMware Site Recovery Manager (SRM) provides business continuity and disaster recovery protection for VMware virtual environments. The terms master and slave have historically been used in replication, but the terms terms primary and replica are now preferred. It is best to avoid changing VTL access group configuration while the Data Domain system is under heavy load. Zerto Replication to the Cloud – VPG Considerations and Best Practices By Mike Mosley January 30, 2017 So, having covered an introduction to Zerto and installation and configuration best practices in my two most recent blogs, I’m now going to tackle the very important topic of Virtual Protection Groups (VPGs). What happens next, you end up with replication lag with terabytes of data waiting to be sent. Author Ben Bromhead discusses Kafka best practices to manage the. We are looking at determining what others do in terms of best practices for their AD sites. Referential integrity is a property of business data. Video tutorial on how to setup Nimble storage replication between 2 HPE Nimble arrays. HPE Nimble Storage dHCI is: Intelligently simple, with native, full-stack intelligence from storage to VMs and policy-based automation for virtualized environments. Find out in this retail-focused on-demand webinar. The following storage vendors and arrays are currently supported: Nimble Storage is supported starting Veeam Backup & Replication 9. Updated for Intel® Quartus® Prime Design Suite: 21. Best practices on how to avoid replication lag were also discussed across the types of replication which include intra-region, cross-region, and logical replication. Other database servers should follow similar practices with regards to marking certain volumes in VMs as Temp in a VPG configuration as highlighted in the documents above. We have a scenario to implement FSCM credit, collections and dispute management solution for our landscape comprising the following: I have documented my design, but would like to double check and rob minds with colleagues regarding the following areas/questions. You can review the DFS Replication Frequently Asked Questions (FAQ) page here. In this blog article, we'll be focusing on three best practices that will help you replicate your vault in SOLIDWORKS PDM Professional: building. You will also learn how to configure the publication for Merge replication, best practices of configuring publications for Merge replication, how to add database and it's articles in Merge replication, configuring Publication agent security and best. Now based on the topology it will be advertise to REBEL-DC-03 too. Administering replication using a bunker site; Using a bunker for disaster recovery. PowerShell Direct requires the following prerequisites: PowerShell 2. Curtis Preston discusses synchronous and asynchronous replication, deduplication and management best practices. If you are looking for how to best assign the FSMO roles to your Domain Controllers, this post gathered some useful information related to that. Event: On Demand. The Nimble Storage CS-Series, which will be generally available in August, uses Flash and SATA disk drives in a way that combines primary storage and snapshot-based backup in a single, converged iSCSI. In regards to the full mesh, I was recently watching one of the VMworld 2016 videos - "INF8225 - The vCenter Server and Platform Services Controller Guide to the Galaxy". Veeam can restore from any storage snapshot, not matter who or what creates one. We will mention standard settings, changes and plugins that can be used to receive better availability. Best practices on how to avoid replication lag were also discussed across the types of replication which include intra-region, cross-region, and logical replication. In above example let's assume an object been added to REBEL-DC-02 in London Site. AU - Nilsen, S M. It uses the example of PostgreSQL to Snowflake, but the same logic can be applied to multiple databases or tables with slight modifications to the queries. If the central grid has a replication partner, the best thing to do would be to ensure. The HPE Nimble - Remote Replication & Integrations training course provides additional knowledge of the advanced capabilities of HPE Nimble Storage arrays, including multi-array groups and pools, replication, disaster recovery, VMware vVols, configuration of syslog and SNMP trap forwarding, and audit logs and event logs. Technological gaps The goal of the organization to become more global has been attained due to the products that it has to offer. Subject Matter Experts will discuss best practices for the replication process and DR testing for a variety of data center use cases and environments, using real-life examples from businesses that are successfully replicating their mainframe tape data for\ DR today. This will cover both prioritization, configurations, and throughput. org ) Join SQL PASS ( www. Active Roles Replication: Best Practices and Troubleshooting Guide Updated - August 2019 Version - 7. After you install AD DS Best Practices Analyzer on the domain controllers that are running Windows Server 2008 R2, Best Practices Analyzer scans the AD DS server role and reports best practice violations. Existing replication partners will be listed, at this stage we don’t have any. It is best practice to have Active Directory and DNS servers already running at the secondary site, and also recommended for virtual machine swap files to be stored in a dedicated datastore without replication. Attunity’s much-anticipated SQLBits presentation promises to be quite extraordinary this time around. We're looking at this mainly for server failure rather than disaster recovery, so Im mostly interested in a failover. It discusses strategies and best practices for managing system versions to achieve an effective. The terms master and slave have historically been used in replication, but the terms terms primary and replica are now preferred. As a best practice, Veeam endorses the 3-2-1 rule, which is defined by US-CERT below: • 3 - Keep three copies of any important file: one primary and two backups. MySQL Replication is commonly used by organizations and companies for running their large production environments. 98 hours Example: Replicate 1 TB daily If replication begins at midnight, a DS3 line will complete replication long before a courier would show up to begin transporting a physical tape. AU - Lunnan, R. Discovery's Direct to Consumer division is a newly established part of Discovery, Inc responsible for the end-to-end of Discovery+. You can review the DFS Replication Frequently Asked Questions (FAQ) page here. The new service will be named CoreREPLICATION. This document makes recommendations for the optimization and scaling of Veeam Backup & Replication v7 with Nutanix for VMware vSphere. The title appears in the article and in search results. Configuration Protecting the Veeam Backup Server As recommended by best practice for disaster recovery you can place Veeam Backup & Replication installation on a virtual machine but do not protect it with backups or replicas, it can have issues with disconnections and corruption during the snapshot process so it is not recommended. NIMBLE - ORACLE BEST PRACTICES GUIDE: NIMBLE STORAGE FOR ORACLE 2 Document Revision Table 1Table 1. Establish performance baselines and tune replication if necessary. Best practices for replicators. OpenEdge Replication: Best practices and practical tips on how to deploy OER Paul Koufalis, White Star Software Years of experience (and errors) have taught me a thing or three about OpenEdge Replication. Introduction VMware Site Recovery Manager (SRM) provides business continuity and disaster recovery protection for VMware virtual environments. Replication is still a major component of SQL Server today even with Availability Groups as an alternative to certain scenarios. File system: Storage resource that can be accessed through file-sharing protocols such as SMB or NFS. Using Group Nesting Strategy – AD Best Practices for Group Strategy. Disclaimer: Not all above Best Practices or recommendations can be applied, or even should be applied. Physical deployment In small-medium environments (up to 500 VMs) it is common to see an all-in-one physical server running the Backup & Replication server, backup proxy and backup. nimble best practices vsphere 6 provides a comprehensive and comprehensive pathway for students to see progress after the end of each module. Having looked through a lot of documentation the supported way of storing data is on ISCSI volumes connected directly to the guest OS. Essentially, Active Directory is an integral part of the operating system's architecture, allowing IT more control over access and security. All our Migration projects are backed by a 15-day post-migration support where we will support you for all issues related to the migration that we have. Subject Matter Experts will discuss best practices for the replication process and DR testing for a variety of data center use cases and environments, using real-life examples from businesses that are successfully replicating their mainframe tape data for\ DR today. Family Connections-Replication Work. This makes for a very customizable strategy for both local and remote d ata protection. Deployment. If you’ve recently deployed a vSphere Replication Appliance and you’re unable to get your VRM service started this might help. This module is for those developing, or considering developing, Office Add-I. If Replication becomes suspended or you haven't got the configuration set up properly, the updates will be stored in the Replication Log Files before being sent to the subscriber. This can be tuned to a professional association where the memberships are primarily individuals, to a trade association where the memberships are at the organization level with complex flow down rules, or to. When a data architect transforms this logical model into a physical database model, they must decide how the RI will be enforced. Asynchronous Remote Replication This feature performs remote replication using Point-in-Time (PiT) snapshots and is supported on both Fibre Channel and iSCSI MD storage arrays. Objective 1: Connect to StoreOnce Appliance, Assign an IP Address and License it. Introduction. Replication is the process of sending update information for data that has changed in the directory to other domain controllers. General SAN Best Practices for SQL Server. Remote archiveFor data that is too valuable to throw away, but not time-critical enough to justifymaintaining it on production storage, replicate it with SynclQ to a secondary local orremote site and reclaim the space on your primary system. Use Protection Templates Nimble Storage arrays provide Protection Templates that consist of pre-configured schedules for snapshots, replication, and retention policies. This Technical Report describes features pertaining to SnapMirror and new features with Unified Replication. The BPA can be ran using the GUI or PowerShell, instructions for both are below. A White Paper by Tim Warden. As you can see, having a good PostgreSQL topology is easy if you use ClusterControl and if you are following the basic best practice concepts for PostgreSQL replication. SQL replication best practices in Amazon Cloud. “Nimble Storage dHCI was designed with customers like UCN in mind, built from the ground up to remove the guesswork in managing infrastructure and deliver the best performance so our customers can focus on giving back to their end users. It is best to avoid changing VTL access group configuration while the Data Domain system is under heavy load. Read "Bridging the Qualitative-Quantitative Divide: Best Practices in the Development of Historically Oriented Replication Databases, Annual Review of Political Science" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The procedure is not different for Assets offloading, except that it involves other replication agents. B)Best practice for setting up the Table-level filters Due to the priorities for the 4 Table_level options, to avoid confusing/conflicting, we suggest using only one of the 4 options, or using the following two options: –replicate-ignore-table and replicate-wild-do-table so that it is clearly that the tables in –replicate-ignore-table will. That's because a person needs a long-term password and a temporary. 98 hours Example: Replicate 1 TB daily If replication begins at midnight, a DS3 line will complete replication long before a courier would show up to begin transporting a physical tape. Using Windows Server 2012 Data Deduplication with Veeam Backup & Replication. I Select ALL, then Copy. Step 1: Determine whether you need to add another site. Examples will include DR testing without interrupting replication. A common criticism of this practice is that the time spent attempting to learn and implement the practice is too costly, despite potential benefits. A toolkit for the best open source solutions. Identify dependencies between different data replication. This Technical Report describes features pertaining to SnapMirror and new features with Unified Replication. Asynchronous Remote Replication This feature performs remote replication using Point-in-Time (PiT) snapshots and is supported on both Fibre Channel and iSCSI MD storage arrays. In this interview, Executive Editor and Independent Backup Expert W. Precise HCE-5710 Reliable Exam Materials - Complete & Perfect HCE-5710 Materials Free Download for Hitachi HCE-5710 Exam, With HCE-5710 learning materials, you can study at ease, and we will help you solve all the problems that you may encounter in the learning process, So please prepare to get striking progress if you can get our HCE-5710 study guide with following steps for your information. Site 4 - 1 DC - 100Mbps connection. The guide also covers minor differences in deployment considerations for HPE Nimble Storage all-flash arrays and adaptive flash arrays where applicable. Viewed 1k times 0. hi All, I am trying to setup a SQL replication on single. In your test replication configuration, we could test this to verify the statement as displayed in the radio button following the below steps: 1) Modify the interval to a value of 0 hours and click OK. School Emory University; Course Title CS 0325; Type. SQL Server Replication with a table with more than 246 columns. See Backup Stream Considerations for best practices for managing restore points. Replication commands and tools. ReplTalk Best Practices, ReplTalk Blog April 1, 2019 Share this PostHere is a quick ReplTip on difference in SQL Management Studio and Replication Monitor for Push v. Synchronous Remote Replication Falling under the category of remote replication, synchronous replication copies data to one or more secondary sites immediately as it is created. SQL replication best practices in Amazon Cloud. First, data is transferred from staging to the target instance, then it is published on the target instance. Veeam Best Practice documents are based on real-world experiences within the field, because of this we may lag behind the current versions available from the Veeam website and it may not conform to the Veeam help guides completely, in our opinion. Introduction. ServiceNow Replicator Best Practices. Best Practice: To make wiring easier, match Odd Numbered Ports with Switch 1 and Even Numbered Ports with Switch 2. 14—available for download on labs. See SQL Server configuration best practices for more details. Apply settings. The procedure is not different for. , outside your home or business facility. 0 Kudos 0 Replies. Now we head over to the Slave. This guide is intended to provide best practices for Veeam Backup & Replication. Replication settings Whether or not replication is enabled. You can also disable. Best practices for replicators. When a backup copy of the application data is being created, it is a best practice to ensure I/O is fully. Sure, you can create the sp in any database (just make sure to modify the script) and then make sure to explicitly qualify the execution with the datasbasename. Classify Your Applications. Step 1: Open Server Manager. Topics covered include:. Here are six data privacy and protection best practices to follow in 2020 and beyond. Objective 2: Configure the StoreOnce Backup System. The article would help in defining DFSN and DFSR architecture and configuration. an already installed and working SAP HANA with system replication. However, HPE does not recommend using ReFS for HPE Nimble Storage arrays, which have built-in data protection and other enhancements such as adaptive flash, inline compression, replication, and deduplication. This month we will be discussing best practices for enterprise IT environments to leverage Veeam Backup and Replication software for enterprise data protection, high availability and data recoverability. Instead of managing hundreds of end-points, the new Management. You can also disable. The following storage vendors and arrays are currently supported: Nimble Storage is supported starting Veeam Backup & Replication 9. As soon as information leaves a defined security domain, make sure the information is encoded in a cryptographic way. BLOCK or ALLOW only the WINS servers that should be participating in the WINS replication design. Click New Replication Partner. The new service will be named CoreREPLICATION. Re: Best practice for Nimble and Veeam. 0 Initial Draft 6/13/2013 1. Best practices include documenting the information below either in a Data Management Plan or as part of project protocols. Patch DB Settings: You can configure the Patch DB Settings by selecting the required patch types. The Reference Document which is the product of documentation serves as the basis in the preparation of the Facilitators' Guide and Generic Agenda in the conduct of Replication Inception Workshop (a structured peer-to-peer learning process). What are best practices for byte range requests in the Windows Azure CDN? Do not put your signatures/table-of-contents/catalog at the end of a large file and then use a byte-range GET to retrieve it. Make sure you review the Nimble Storage Best Practices for VMware Site Recovery Manager guide. Ask Question Asked 10 years, 1 month ago. The data rate of a partition is the rate at which data is. NIMBLE STORAGE BEST PRACTICES GUIDE: MICROSOFT HYP ER-V 11 grow until they can no longer complete a daily backup, even with a 12-14 hour backup window.