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SIOS DataKeeper Cluster Edition Introduction

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Cluster Edition Technical Documentation » SIOS DataKeeper Cluster Edition Introduction

SIOS DataKeeper Overview DataKeeper with High Availability – Cluster Edition Overview SIOS DataKeeper is a highly optimized host-based replication solution which ensures your data is replicated as quickly and as efficiently as possible from your source server…

SIOS DataKeeper Intent Log

SIOS DataKeeper for Windows Technical Documentation » Introduction » Understanding Replication » SIOS DataKeeper Intent Log

SIOS DataKeeper uses an intent log (also referred to as a bitmap file) to track changes made to the source, or to target volume during times that the target is unlocked. This log is a persistent record of write requests which have not yet been committed to both…

SIOS DataKeeper for Windows

SIOS DataKeeper for Windows

Your information resource for SIOS DataKeeper Standard Edition SIOS Technology Corp. maintains documentation for all supported versions of SIOS DataKeeper Standard Edition. We welcome your suggestions and feedback. To help us continue to improve our documentation,…

Setting Up SIOS DataKeeper

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » DataKeeper » Setting Up SIOS DataKeeper

Follow these steps to start using SIOS DataKeeper: Connect to the servers you wish to configure for replication. You can select Connect to Server from the Action pull down menu, right-click on the job folder in the left panel tree display and select Connect to…

Setting Up SIOS DataKeeper

SIOS DataKeeper for Windows Technical Documentation » User Guide » Setup » Setting Up SIOS DataKeeper

Setting Up SIOS DataKeeper Follow these steps to start using SIOS DataKeeper: Connect to the servers you wish to configure for replication. You can select Connect to Server from the Action pull down menu, right-click on the job folder in the left panel tree…

Uninstalling SIOS DataKeeper Cluster Edition

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Cluster Edition Installation Guide » Uninstalling SIOS DataKeeper Cluster Edition

Before Removing DataKeeper If planning to uninstall DataKeeper and reinstall a previous version, all jobs/mirrors must be deleted on each node prior to uninstalling. These will need to be recreated once software is reinstalled. Uninstall DataKeeper Cluster…

Upgrading SIOS DataKeeper Cluster Edition

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Cluster Edition Installation Guide » Upgrading SIOS DataKeeper Cluster Edition

Upgrading DataKeeper Cluster Edition from previous versions of DataKeeper Cluster Edition is very straightforward. Simply run the installation process outlined below on all systems. The upgrade process stops the DataKeeper Service, copies the new files to the…

Using EMCMD with SIOS DataKeeper

SIOS DataKeeper for Windows Technical Documentation » Administration » Using EMCMD with SIOS DataKeeper

The EMCMD utility that ships with SIOS DataKeeper provides users with a command line method to manipulate the mirror. Because these scripts run in situations where the “normal” validation rules may not apply, EMCMD does not perform the same kinds of sanity…

Using DKPwrShell with SIOS DataKeeper

SIOS DataKeeper for Windows Technical Documentation » Administration » Using DKPwrShell with SIOS DataKeeper

SIOS DataKeeper includes a powershell module (DKPwrShell) that allows a user to manipulate a DataKeeper mirror using Microsoft Powershell. Commands are passed to a SIOS DataKeeper service and will fail if the service is not running. With Microsoft Powershell v3 or…

SIOS DataKeeper Signal Reporting to a SIOS iQ Appliance

SIOS DataKeeper for Windows Technical Documentation » Administration » SIOS DataKeeper Signal Reporting to a SIOS iQ Appliance

Introduction SIOS DataKeeper includes a set of tools and configuration files that can be used to report Windows events to a SIOS iQ appliance. SIOS iQ is an IT Analytics system that can be used to optimize your computing infrastructure through the use of machine…

SIOS DataKeeper for Windows Technical Documentation

SIOS DataKeeper for Windows Technical Documentation

SIOS Protection Suite Oracle Recovery Kit Introduction

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Oracle Recovery Kit Introduction

LifeKeeper Oracle The LifeKeeper Oracle Recovery Kit provides a way to recover an Oracle database instance (version 10g, 11g or 12c) from a failed server to a backup server. You can also extend the protection of the database instance to other servers. Using the…

SIOS DataKeeper for Windows Quick Start Guide

SIOS DataKeeper for Windows Quick Start Guide

This topic provides step-by-step instructions for installing and configuring DataKeeper Standard Edition. The series of steps includes links into the documentation that describe each step in detail. Prerequisites and Installation Read the SIOS Protection Suite for…

Introduction

SIOS DataKeeper for Windows Technical Documentation » Introduction

SIOS DataKeeper Overview SIOS DataKeeper is a highly optimized host-based replication solution which ensures your data is replicated as quickly and as efficiently as possible from your source server across the network to one or more target servers. Features Some…

SIOS Protection Suite PostgreSQL Server Recovery Kit Introduction

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite PostgreSQL Server Recovery Kit Introduction

The SIOS Protection Suite PostgreSQL Server Recovery Kit software lets you tie the data integrity of PostgreSQL-based databases to the increased availability provided by SIOS Protection Suite for Windows. The LifeKeeper GUI allows you to easily create a PostgreSQL…

SIOS Protection Suite Microsoft SQL Server Recovery Kit Introduction

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Microsoft SQL Server Recovery Kit Introduction

The SIOS Protection Suite Microsoft SQL Server Recovery Kit software lets you tie the data integrity of Microsoft SQL-based databases to the increased availability provided by SIOS Protection Suite for Windows. The LifeKeeper GUI allows you to easily create a SQL…

SIOS Protection Suite Microsoft Internet Information Services Recovery Kit Introduction

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Microsoft Internet Information Services Recovery Kit Introduction

The SIOS Protection Suite Microsoft IIS Recovery Kit extends your SIOS Protection Suite product by adding specific protection to Internet servers. The SIOS Protection Suite Microsoft IIS Recovery Kit continuously monitors the health of your Internet servers, and if a…

DataKeeper Components

SIOS DataKeeper for Windows Technical Documentation » Introduction » DataKeeper Components

SIOS DataKeeper for Windows is comprised of the following components: DataKeeper Driver (ExtMirr.sys) – The DataKeeper Driver is a kernel mode driver and is responsible for all mirroring activity between the mirror endpoints. DataKeeper Service…

SIOS Protection Suite Configurations

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Configuration » SIOS Protection Suite Configurations

SIOS Protection Suite works on the basis of resource hierarchies you define for groups of two or more servers. The following three topics introduce the SIOS Protection Suite failover configuration concepts. Common Hardware Components System Grouping…

DataKeeper User Guide

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » DataKeeper » DataKeeper User Guide

The topics in this section are designed to be a reference for you as you get started using SIOS DataKeeper, helping you identify the type of configuration you are interested in implementing and providing detailed instructions for effectively using your SIOS DataKeeper…

DataKeeper Notification Icon

SIOS DataKeeper for Windows Technical Documentation » User Guide » DataKeeper Notification Icon

The DataKeeper Notification Icon is an application that will show a summary of your DataKeeper mirrors in the Windows Notification Tray. The icon displayed indicates what conditions have been detected, with the following priority. Error: An error condition, such as…

DataKeeper Target Snapshot

SIOS DataKeeper for Windows Technical Documentation » User Guide » DataKeeper Target Snapshot

Overview DataKeeper’s target snapshot feature, integrated with both DataKeeper and DataKeeper Cluster Edition, is the process of creating point in time copies of replicated volumes allowing access to data on a standby cluster node without interrupting data…

DataKeeper Volume Resize

SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Mirrors » DataKeeper Volume Resize

DataKeeper allows users to extend and shrink their DataKeeper volumes dynamically while retaining mirror settings. Once the resize is complete, a partial resync will be performed. Note: This resize procedure should be performed on only one volume at a time. !WARNING …

SIOS Protection Suite Configuration Steps

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Configuration » SIOS Protection Suite Configuration Steps

Follow the steps below which contain links to topics with additional details. Perform these tasks on each server in the cluster. Ensure that the LifeKeeper services are running by checking the Services in the Administrative Tools on the Control Panel. You should see…

Using SIOS DataKeeper Standard Edition To Provide Disaster Recovery For Hyper-V Virtual Machines

SIOS DataKeeper for Windows Technical Documentation » User Guide » Using SIOS DataKeeper Standard Edition To Provide Disaster Recovery For Hyper-V Virtual Machines

Considerations When preparing a Hyper-V environment that spans subnets, subnetting may need to be taken into consideration for any applications that are running inside the virtual machine. Some applications “hard code” IP addresses into their…

DataKeeper Event Log Notification

SIOS DataKeeper for Windows Technical Documentation » Administration » DataKeeper Event Log Notification

The Event Log notification is a mechanism by which one or more users may receive email notices when certain events occur. The Windows Event Log can be set up to provide notifications of certain DataKeeper events that get logged. *Note: This option is only available…

DataKeeper Volume Resize Restriction

SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Restrictions » DataKeeper Volume Resize Restriction

The DataKeeper volume resize procedure should be performed on only one volume at a time.

DataKeeper Cluster Edition Release Notes

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » DataKeeper Cluster Edition Release Notes

SIOS DataKeeper Cluster Edition Release Notes Version 8.6.2 (Version 8 Update 6 Maintenance 2) Important!! Read This Document Before Attempting To Install Or Use This Product! This document contains last minute information that must be considered before, during…

DataKeeper Cluster Edition Installation Guide

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Cluster Edition Installation Guide

The DataKeeper Cluster Edition Installation Guide contains information on how to install and license your Cluster Edition software. Once you have completed the steps in this guide, you will be ready to configure your Cluster resources. The DataKeeper Cluster Edition…

DataKeeper Cluster Edition Technical Documentation

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Cluster Edition Technical Documentation

DataKeeper Volume Resource Health Check

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » DataKeeper Volume Resource Health Check

A DataKeeper Volume resource provides two functions that are used by the Microsoft Cluster service to check for availability and health of the DataKeeper Volume resource. A simple check LooksAlive and a more rigorous check IsAlive. LooksAlive The Cluster service…

DataKeeper Volume Resource Private Properties

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » DataKeeper Volume Resource Private Properties

A DataKeeper Volume resource includes several private properties that are used by DataKeeper Cluster Edition. Among these properties are: VolumeLetter (REG_SZ) – the volume letter that is replicated by DataKeeper and associated with this DataKeeper Volume…

Bitlocker Does Not Support DataKeeper

SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Restrictions » Bitlocker Does Not Support DataKeeper

According to Microsoft, Bitlocker is not supported to work with Software RAID configurations. Since DataKeeper is essentially a software RAID 1, Microsoft does not support Bitlocker working with DataKeeper. Note: EFS (Encrypting File System) and TDE (Transparent Disk…

Maintaining a SIOS Protection Suite Protected System

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Maintenance Tasks » Maintaining a SIOS Protection Suite Protected System

When performing shutdown and maintenance on a SIOS Protection Suite-protected server, you must put that system’s resource hierarchies in-service on the backup server before performing maintenance. This process stops all activity for shared disks on the system needing…

SIOS Protection Suite for Windows Support Matrix

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows Support Matrix

Server Components Supported Operating System v8.0.0 v8.0.1 v8.1.0 v8.2.0 v8.2.1 v8.3.0 v8.4.0 v8.5.0 v8.6.0 v8.6.1 Note: For all versions Microsoft .NET Framework 3.5 is required…

Running the SIOS Protection Suite Web Client

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » LifeKeeper GUI » Running the SIOS Protection Suite Web Client

If you wish to administer SIOS Protection Suite from a system outside your cluster, you must use the web client. This is possible for remote systems running any operating system. SIOS Protection Suite for Windows cannot manage both Linux and Windows servers in a single…

DataKeeper Cluster Edition Quick Start Guide

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » DataKeeper Cluster Edition Quick Start Guide

This topic provides step-by-step instructions for installing and configuring DataKeeper Cluster Edition. The series of steps includes links into the documentation that describe each step in detail. Prerequisites and Installation Read the DataKeeper Cluster Edition…

Deploying DataKeeper Cluster Edition in Azure

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Deploying DataKeeper Cluster Edition in Azure

DEPLOYING MICROSOFT SQL SERVER 2014 FAILOVER CLUSTERS IN AZURE RESOURCE MANAGER (ARM) Before beginning, make sure you read the DataKeeper Cluster Edition Release Notes for the latest information. It is highly recommended that you read and understand the DataKeeper…

SIOS Protection Suite Web Client May Lock Up

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » SIOS Protection Suite Web Client May Lock Up

Symptom The SIOS Protection Suite web client may lock up when used from a server machine if the “-” (reduce resource height) or “+” (increase resource height) accelerator keys are hit during the initial paint of SIOS Protection Suite resources…

Creating a DataKeeper Volume Resource in WSFC

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » Creating a DataKeeper Volume Resource in WSFC

Automatic Creation of a Mirror in WSFC Use the SIOS DataKeeper GUI to configure a mirror. At the completion of the mirror creation operation, the following dialog box will pop up which will allow you to automatically add the mirror as a DataKeeper volume…

Installing and Configuring SQL Server with SIOS Protection Suite

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Microsoft SQL Server Recovery Kit Introduction » SQL Server Installation » Installing and Configuring SQL Server with SIOS Protection Suite

Proper operation of the SIOS Protection Suite Microsoft SQL Server Recovery Kit depends upon correct setup of the hardware and software. This section provides general guidelines, configuration details and troubleshooting hints to help you administer Microsoft SQL…

Install and Configure SIOS Protection Suite and Recovery Kits

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Microsoft Internet Information Services Recovery Kit Introduction » Installation » Install and Configure SIOS Protection Suite and Recovery Kits

The next step is to install the SIOS Protection Suite Core, which includes the IP Recovery Kit and Microsoft IIS Recovery Kit, on all servers. See the SIOS Protection Suite Installation topics for details on installing SIOS Protection Suite. You must have the same…

Start and Stop PostgreSQL Server Only Through SIOS Protection Suite

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite PostgreSQL Server Recovery Kit Introduction » PostgreSQL Server Hierarchy Administration » Start and Stop PostgreSQL Server Only Through SIOS Protection Suite

Although most of the administrative tasks for the PostgreSQL Server are done through the PostgreSQL tools, starting and stopping of the PostgreSQL Server should not be one of them: Consistent state – When SIOS Protection Suite stops and starts the PostgreSQL…

Start and Stop SQL Server Only Through SIOS Protection Suite

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Microsoft SQL Server Recovery Kit Introduction » SQL Server Hierarchy Administration » Start and Stop SQL Server Only Through SIOS Protection Suite

Although much of your administration of the Microsoft SQL Server is done through the Microsoft SQL Enterprise Manager, you derive two distinct benefits from bringing the Microsoft SQL Server in service and out of service using the SIOS Protection Suite administration…

Running the GUI Application on a SIOS Protection Suite Server

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » LifeKeeper GUI » Running the GUI Application on a SIOS Protection Suite Server

You can also run the LifeKeeper GUI as an application on a SIOS Protection Suite server. By doing so, you are, in effect, running the GUI client and server on the same system. Only users with administrator privileges on the SIOS Protection Suite server are allowed to…

DataKeeper Service Log On ID and Password Selection

SIOS DataKeeper for Windows Technical Documentation » Configuration » DataKeeper Service Log On ID and Password Selection

During a new DataKeeper installation setup, the user will be prompted for a DataKeeper Service Log On ID and Password. The DataKeeper Service uses authenticated connections to perform volume switchovers and make mirror role changes across multiple servers. The Log On…

DataKeeper Service Log On ID and Password Selection

SIOS DataKeeper for Windows Technical Documentation » Introduction » DataKeeper Components » DataKeeper Service Log On ID and Password Selection

During a new DataKeeper installation setup, the user will be prompted for a DataKeeper Service Log On ID and Password. The DataKeeper Service uses authenticated connections to perform volume switchovers and make mirror role changes across multiple servers. The Log On…

DataKeeper Volume Not Available as Cluster Resource Type

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Volume Not Available as Cluster Resource Type

WSFC Server – The DataKeeper Volume is Not Available as a Cluster Resource Type After DataKeeper is Installed in a Microsoft WSFC Environment Error/Message The DataKeeper Volume is not available as a cluster resource type after DataKeeper is installed in a…

Using Microsoft iSCSI Target With DataKeeper on Windows 2012

SIOS DataKeeper for Windows Technical Documentation » User Guide » Using Microsoft iSCSI Target With DataKeeper on Windows 2012

The following topics will guide you in setting up Microsoft iSCSI Target with DataKeeper via the user interface. *NOTE: This configuration is not supported in a VMware ESX environment. …

Error When Attempting to Run SIOS Protection Suite Command From Command Prompt

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » Error When Attempting to Run SIOS Protection Suite Command From Command Prompt

Symptom When attempting to run a SIOS Protection Suite command from a command prompt, you receive the following error: [File:lock.CLine:1610] Win32 Error: 2 CRITICAL (No. 472) Can’t run this application without LCD Daemon running. Solution SIOS Protection Suite…

Extending a Clustered DataKeeper Volume to a Node Outside the Cluster

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » Extending a Clustered DataKeeper Volume to a Node Outside the Cluster

DataKeeper Volume cluster resources can be extended to a DR Node for Disaster Recovery purposes. In the event of a complete failure of all systems in the cluster, data will be accessible on the DR Node (referred to as the “DR Node”). Here you will find instructions…

Using DataKeeper Cluster Edition to Enable Multi-Site Hyper-V Clusters

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » Using DataKeeper Cluster Edition to Enable Multi-Site Hyper-V Clusters

Prerequisite Familiarity with Microsoft Windows Server, Microsoft Windows Failover Cluster Server Management and Hyper-V Virtual Management procedures and commands is highly recommended. Note: DataKeeper ClusterCluster Edition does not support Cluster Shared Volumes;…

Recovering From a SIOS Protection Suite Server Failure in a 1 × 1 Configuration

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » Recovering From a SIOS Protection Suite Server Failure in a 1 × 1 Configuration

If a server in your SIOS Protection Suite cluster experiences a failure that causes re-installation of the operating system (and thus SIOS Protection Suite), you will have to re-extend the resource hierarchies from each server in the cluster. If a server in the cluster…

WSFC 2012 Server Manager -- DataKeeper “Disk” Not Shown as Clustered

SIOS DataKeeper for Windows Technical Documentation » NO TOC » WSFC 2012 Server Manager -- DataKeeper “Disk” Not Shown as Clustered

There are some inconsistencies in how cluster disks are shown in the “Disks” display under Server Manager > File and Storage Services > Volumes > Disks. The following screen shot shows an iSCSI Shared Disk and two DataKeeper Volumes in a cluster. There is…

SIOS Protection Suite Web Client May Lock Up – Multiple Changes Made to Existing Hierarchy

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » SIOS Protection Suite Web Client May Lock Up – Multiple Changes Made to Existing Hierarchy

Symptom The SIOS Protection Suite web client may lock up when used from the server machine if multiple changes are made to an existing hierarchy (i.e. create/delete dependencies), closing and reopening the SIOS Protection Suite client between changes. Solution To…

Extending a Traditional 2-Node WSFC Cluster to a Third Node via DataKeeper

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » Extending a Traditional 2-Node WSFC Cluster to a Third Node via DataKeeper

When replicating from a WSFC 2-node cluster to a third node via DataKeeper, the following tasks are required: Replace the existing WSFC physical disk resource with a DataKeeper volume resource that supports data replication. Change the quorum type to Node…

Installing and Using DataKeeper Cluster Edition on Windows Server 2008 R2 / 2012 Core Platforms

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » Installing and Using DataKeeper Cluster Edition on Windows Server 2008 R2 / 2012 Core Platforms

Prepare the servers. Install Windows Server 2008 R2/2012 Core on two servers, configure IP, join a domain, configure firewall for remote administration, configure the server for remote access and install the Failover Cluster feature. Server Core Installation…

Extending a Traditional 2-Node WSFC SQL Server Cluster to a Third Node via DataKeeper

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » Extending a Traditional 2-Node WSFC SQL Server Cluster to a Third Node via DataKeeper

When replicating from a WSFC SQL Server 2-node cluster to a third node via DataKeeper, the following tasks are required: Replace the existing WSFC physical disk resource with a DataKeeper volume resource that supports data replication. Change the quorum type to…

DataKeeper Volume cannot come Online after Network failure with clustered IP Address on Replication network

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Volume cannot come Online after Network failure with clustered IP Address on Replication network

If you have multiple cluster networks, IP Addresses shouldn’t be set up on the same network that DataKeeper Volume resources are using for replication. Network errors may cause the DataKeeper mirror to go into a Paused state. If the network error also causes the…

Windows Server 2012 -- Simultaneous Move of Multiple Clustered File Server Roles Can Result in DataKeeper Switchover Failures

SIOS DataKeeper for Windows Technical Documentation » NO TOC » Windows Server 2012 -- Simultaneous Move of Multiple Clustered File Server Roles Can Result in DataKeeper Switchover Failures

Description If more than one File Server role is created in Failover Clustering, each of which is using one or more DataKeeper Volume resources for storage, errors can occur if two or more roles are manually moved from one node to another simultaneously. In some…

Before Installing Oracle

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Oracle Recovery Kit Introduction » Installation » Before Installing Oracle

Before you install the Oracle software, the servers and storage must be configured and LifeKeeper must be installed on each server in the cluster. By doing so, you can then install Oracle onto a volume that is already LifeKeeper-protected. Replicated Storage…

Document Content Location

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Microsoft Internet Information Services Recovery Kit Introduction » IIS Configuration Definitions and Restrictions » Document Content Location

Shared and Replicated Content Storage If the content volume is on a shared or replicated volume, both Web sites must point to the same shared or replicated volume and folder. The primary and backup servers must contain the same content files for the active and standby…

User Guide

SIOS DataKeeper for Windows Technical Documentation » User Guide

The topics in this section are designed to be a reference for you as you get started using SIOS DataKeeper, helping you identify the type of configuration you are interested in implementing and providing detailed instructions for effectively using your SIOS DataKeeper…

Administration

SIOS DataKeeper for Windows Technical Documentation » Administration

The topics in this section provide detailed instructions for performing DataKeeper administration tasks. _____________________________________________________________________________________________________________________________________________________ DataKeeper…

Clustering

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering

Running chkdsk on Cluster Volumes during Cluster Volume Online Creating a DataKeeper Volume Resource in WSFC Manual Creation of a Mirror in WSFC DataKeeper Volume Resource Health Check DataKeeper Volume Resource Private Properties Extending a Clustered DataKeeper…

Components

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Cluster Edition Technical Documentation » SIOS DataKeeper Cluster Edition Introduction » Components

DataKeeper Components SIOS DataKeeper for Windows is comprised of the following components: DataKeeper Driver (ExtMirr.sys) – The DataKeeper Driver is a kernel mode driver and is responsible for all mirroring activity between the mirror…

Restrictions

SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Restrictions

Included below are restrictions associated with DataKeeper and DataKeeper Cluster Edition as well as possible workarounds and/or solutions. __________________________________________________________________________________________________________________ Bitlocker…

Awareness of Windows Filenames and Directory Names

SIOS DataKeeper for Windows Technical Documentation » FAQs » Awareness of Windows Filenames and Directory Names

Question Is SIOS DataKeeper aware of Windows filenames and directory names? Answer SIOS DataKeeper is implemented with a Windows kernel mode filter driver that sits above the physical disk driver but below the file system. As a result, the SIOS DataKeeper driver…

Access to Designated Volume Denied

SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Known Issues and Workarounds » Access to Designated Volume Denied

If access to the designated volume is denied, then check whether you are attempting to create the mirror while other applications are accessing the volume. During Mirror Creation, the volumes must be locked on the target system for exclusive access by the SIOS…

Installing and Configuring IIS with LifeKeeper

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Microsoft Internet Information Services Recovery Kit Introduction » Installation » Installing and Configuring IIS with LifeKeeper

Before proceeding, you should have already configured your storage and networking according to the recommendations in the previous chapters of this guide. Installation Checklist The installation and setup sequence should be performed in the following order (more…

User Interface – Shows Only One Side of the Mirror

SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Known Issues and Workarounds » User Interface – Shows Only One Side of the Mirror

If the SIOS DataKeeper UI shows a volume as a source and its corresponding target as available or a volume as a target with the corresponding source volume as available, you can use the command line utility to force an update to the SIOS DataKeeper GUI or delete the…

DKSUPPORT

SIOS DataKeeper for Windows Technical Documentation » Administration » DKSUPPORT

DKSUPPORT .cmd, found in the \SUPPORT directory, is used to collect important configuration information and event log files and put them in a zip file. SIOS Support Engineers will commonly request this zip file as part of the support process. To run this utility,…

Resynchronization

SIOS DataKeeper for Windows Technical Documentation » Introduction » Understanding Replication » Resynchronization

SIOS DataKeeper Resynchronization SIOS DataKeeper performs resynchronization through the use of a bitmap file (intent log). It allocates memory that is used to keep track of “dirty” or “clean” blocks. When a full resync begins, SIOS DataKeeper…

Using Disk Management

SIOS DataKeeper for Windows Technical Documentation » Administration » Using Disk Management

When using the Windows Disk Management utility to access SIOS DataKeeper volumes, please note the following: Using Disk Management to delete partitions that are being mirrored is not supported. Deleting a partition that is part of a SIOS DataKeeper mirror will yield…

Data Transfer Network Protocols

SIOS DataKeeper for Windows Technical Documentation » FAQs » Data Transfer Network Protocols

Question What are the network protocols used for SIOS DataKeeper Data Transfer? Answer SIOS DataKeeper uses named pipe communication and TCP Sockets.

Bandwidth Throttle

SIOS DataKeeper for Windows Technical Documentation » Configuration » WAN Considerations » Bandwidth Throttle

DataKeeper attempts to utilize all of the available network bandwidth. If DataKeeper is sharing the available bandwidth with other applications, you may wish to limit the amount of bandwidth DataKeeper is allowed to use. DataKeeper includes a feature called Bandwidth…

One-to-One

SIOS DataKeeper for Windows Technical Documentation » User Guide » Getting Started » One-to-One

This is a simple one source, one target configuration, mirroring Volume X across the network. In addition to providing a second physical copy of the data, DataKeeper also provides the ability to switch over the mirror which allows the data to become active on the…

Application Recovery Kits

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits

SIOS Protection Suite for Windows Application Recovery Kits (ARKs) include tools and utilities that allow SPS to manage and control a specific application. The following optional recovery kits are available with this release of…

Working With Mirrors

SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Mirrors

Managing Mirrors Pause and Unlock Continue and Lock Partial Resync Break Resync Deleting a Mirror Replacing a Target DataKeeper Volume Resize Mirror Properties Changing the Compression Level of an Existing Mirror

Silent Installation

SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Cluster Edition Installation Guide » Installation » Silent Installation

Silent Installation of DataKeeper Cluster Edition *To perform the silent installation for SIOS Protection Suite for Windows, you must contact Support to get separate LifeKeeper and DataKeeper installation files. You can install DataKeeper Cluster Edition for Windows…

Primary Server Shutdown

SIOS DataKeeper for Windows Technical Documentation » Administration » Primary Server Shutdown

On a graceful shutdown of the source server, all pending writes to the target are completed. This ensures that all data is present on the target system. On an unexpected source server failure, the Intent Log feature eliminates the need to do a full resync after the…

Troubleshooting

SIOS DataKeeper for Windows Technical Documentation » Troubleshooting

The topics in this section contain important information about known issues and restrictions offering possible workarounds and/or solutions. ________________________________________________________________________________________________________________ Known Issues…

Recovery Kit Requirements

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Oracle Recovery Kit Introduction » Recovery Kit Requirements

Before installing and configuring the LifeKeeper Oracle Recovery Kit, be sure that your configuration meets the following requirements: Operating System software. LifeKeeper supports the following versions of Windows operating systems: Windows Server 2008 R2 and…

Understanding Replication

SIOS DataKeeper for Windows Technical Documentation » Introduction » Understanding Replication

How SIOS DataKeeper Works At the highest level, DataKeeper provides the ability to mirror a volume on one system (source) to a different volume on another system (target) across any network. When the mirror is created, all data on the source volume is initially…

UPDATEVOLUMEINFO

SIOS DataKeeper for Windows Technical Documentation » Administration » Using EMCMD with SIOS DataKeeper » UPDATEVOLUMEINFO

EMCMD UPDATEVOLUMEINFO This command causes the SIOS DataKeeper service to query the driver for the correct mirror state. This command is useful if the DataKeeper GUI displays information that appears to be incorrect or not up-to-date. Note: The SIOS DataKeeper…

DKHEALTHCHECK

SIOS DataKeeper for Windows Technical Documentation » Administration » DKHEALTHCHECK

DKHealthCheck.exe, found in the \DKTools directory, is a tool that can provide basic mirror status and problem detection of mirror issues. SIOS Support may request that you run this tool as part of the Support process. Note: DKHEALTHCHECK output is captured by…

Stop Replication Between Source and Target

SIOS DataKeeper for Windows Technical Documentation » FAQs » Stop Replication Between Source and Target

Question How do I stop the replication between the Source and Target volumes? Answer Replication occurs at the driver level and can only be stopped or interrupted by sending a command from the DataKeeper GUI or the DataKeeper command line (EMCMD) to the DataKeeper…

Setup

SIOS DataKeeper for Windows Technical Documentation » User Guide » Setup

Setting Up SIOS DataKeeper Follow these steps to start using SIOS DataKeeper: Connect to the servers you wish to configure for replication. You can select Connect to Server from the Action pull down menu, right-click on the job folder in the left panel tree…

Uninstalling SPS for Windows

SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Maintenance Tasks » Uninstalling SPS for Windows

Before Removing LifeKeeper Included below are the requirements for removing LifeKeeper software. Move or stop applications. Before removing the software, verify that applications requiring SIOS Protection Suite protection are not on the server. Never remove…

CHKDSK Considerations

SIOS DataKeeper for Windows Technical Documentation » Administration » CHKDSK Considerations

If you must run CHKDSK on a volume that is being mirrored by SIOS DataKeeper, it is recommended that you first pause the mirror. After running CHKDSK, continue the mirror. A partial resync occurs (updating those writes generated by the CHKDSK) and mirroring will…

Configuration

SIOS DataKeeper for Windows Technical Documentation » Configuration

Requirements/Considerations The topics in this section identify several prerequisites to be aware of before implementing your DataKeeper…

WAN Considerations

SIOS DataKeeper for Windows Technical Documentation » Configuration » WAN Considerations

Replicating data across the network to a remote server located miles away from the source server is the most common use of DataKeeper. Typically, this configuration relies on a WAN of some sort to provide the underlying network that DataKeeper uses to replicate the…

Split-Brain Issue and Recovery

SIOS DataKeeper for Windows Technical Documentation » NO TOC » Split-Brain Issue and Recovery

When protecting DataKeeper volume resources in Microsoft WSFC, if all nodes are included in the cluster split-brain recovery should occur automatically. However, in a Node Outside the Cluster scenario a split-brain may occur if network connectivity is lost to the DR…

Resize or Grow Mirrored Volumes

SIOS DataKeeper for Windows Technical Documentation » FAQs » Resize or Grow Mirrored Volumes

Question Can you resize or grow mirrored volumes? Answer Yes, beginning with Version 7.4, users can extend and shrink their DataKeeper volumes dynamically while retaining mirror settings. See DataKeeper Volume Resize for more information.

Jobs

SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Jobs » Jobs

For ease of use and configuration, SIOS DataKeeper does much of its management of mirrors through an entity called a job. A job is a logical grouping of related mirrors and servers. This feature allows you to create a job for complex repetitive tasks and run them…

Reclaim Full Capacity of Target Drive

SIOS DataKeeper for Windows Technical Documentation » FAQs » Reclaim Full Capacity of Target Drive

Question How do I reclaim the full capacity of my target drive when I no longer need it for mirroring? Answer The file system on the target drive is overlaid by SIOS DataKeeper, thereby making it smaller than the actual partition size. Although Disk Management…

Many-to-One

SIOS DataKeeper for Windows Technical Documentation » User Guide » Getting Started » Many-to-One

This configuration involves multiple source servers replicating one (or more) volumes to the same target system. In this configuration, each volume being replicated to the target server must have a unique drive letter. Note: This is actually two One-to-One…

Getting Started

SIOS DataKeeper for Windows Technical Documentation » User Guide » Getting Started

Choose Your Configuration DataKeeper can be utilized in a number of different configurations to facilitate a number of different functions including: Provide a second physical copy of your data Extend an existing WSFC cluster to a remote DR site Review the…

Network Bandwidth

SIOS DataKeeper for Windows Technical Documentation » Configuration » Network Bandwidth

Because DataKeeper can replicate data across any available network, special consideration must be given to the question, “Is there sufficient bandwidth to successfully replicate the volume and keep the mirror in the mirroring state as the source volume is updated…

Split-Brain FAQs

SIOS DataKeeper for Windows Technical Documentation » FAQs » Split-Brain FAQs

Scenario I am using DataKeeper in a non-cluster environment. I am mirroring from Server1 at one site to Server2 at a second site. Communication is broken due to site-to-site VPN, and I need to fail over from Server1 to Server2. I cannot access Server1 from anywhere.…