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WSFC 2012 Failover Cluster Manager UI Defect (Delete Action Missing)
SIOS DataKeeper for Windows Technical Documentation » NO TOC » WSFC 2012 Failover Cluster Manager UI Defect (Delete Action Missing)
Description On Windows Server 2012, the Microsoft Failover Cluster Manager UI tool has a defect. When a “right-click” is performed on a DataKeeper Volume resource from the Available Storage group, the drop-down action list does not appear. That action list would…
Performing Actions on Replicated Volumes
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Data Replication » Performing Actions on Replicated Volumes
To perform actions on a replicated volume resource using the LifeKeeper GUI, right-click on the replicated volume resource and select the action you wish to perform from the context menu. If you have the Properties Panel enabled (View->Properties Panel), the resource…
Managing Mirrors
SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Mirrors » Managing Mirrors
From the Actions pane, you can select a job and manage all the mirrors in a job, or you can perform an action on a single mirror in a job. After selecting a job, you can: Pause and Unlock All Mirrors Continue and Lock All Mirrors Break All…
Live Migration Failure
SIOS DataKeeper for Windows Technical Documentation » NO TOC » Live Migration Failure
Live Migration Fails if Virtual Network Names Differ Description When attempting to perform a live migration of a virtual machine(s) to another node in Failover Cluster Manager, if Virtual Network Names for NIC connections are not identical on all cluster nodes, the…
Failed to Create Mirror
SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Known Issues and Workarounds » Failed to Create Mirror
User Interface – Failed to Create Mirror – Application Event Log Error/Message Logged in the Application Event Log: File: .\GuiThread.cpp Line: 3099 Attempt to connect to remote system REMOTESERVER failed with error 5. Please ensure that the local…
Unable to Determine Previous Install Path
SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Known Issues and Workarounds » Unable to Determine Previous Install Path
Installation – Fatal Error: Unable to Determine Previous Install Path Error/Message Fatal Error: Unable to determine previous install path. DataKeeper cannot be uninstalled or reinstalled. Description When performing a “Repair” or…
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…
Hyper-V Host Cluster Error
SIOS DataKeeper for Windows Technical Documentation » NO TOC » Hyper-V Host Cluster Error
Failover Cluster Error After Changing Virtual Machine Configuration While VM Is Clustered Description If Failover Cluster Manager is used to modify the VM configuration while the VM is clustered such as adding a Network Interface to the VM, “Refresh Virtual…
Resources Subdirectories
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Advanced Topics » Resources Subdirectories
The filesys, comm, WebServer, database, mail and appsuite directories each contain a resources subdirectory. The content of those directories provides a list of the resource types that are currently defined and managed by SIOS Protection Suite: filesys resource…
Performing Rewind on Replicated Volume Resources
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Data Replication » Performing Rewind on Replicated Volume Resources
To perform a rewind operation on a replicated volume resource using the LifeKeeper GUI, right-click on the replicated volume resource and select Rewind Target Volume from the context menu. If you have the Properties panel enabled (View->Properties Panel), select the…
Maintaining a Resource Hierarchy
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Maintenance Tasks » Maintaining a Resource Hierarchy
You can perform maintenance on a resource hierarchy while maintaining SIOS Protection Suite protection of all other hierarchies on the system. This involves taking the hierarchy in need of maintenance out of service and then bringing it back in service after you…
New Resources Offline But Unlocked
SIOS DataKeeper for Windows Technical Documentation » NO TOC » New Resources Offline But Unlocked
WSFC Server – Newly Created Resources Appear Offline But Are Unlocked Error/Message Newly created resources appear offline but are unlocked. Description The new resource is always offline and unlocked before it is used. Suggested Action Switch the resource…
Restore Fails
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite PostgreSQL Server Recovery Kit Introduction » Troubleshooting » Restore Fails
Symptom: The Restore of a PostgreSQL Server resource will fail after switchover if the database cluster data directory access permissions are configured incorrectly. Suggested Action: Verify the access permissions are configured correctly. See step 3 in Creating and…
Viewing Message History
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Common Tasks » Viewing Message History
On the View Menu, click History. The Message History dialog is displayed (see below). If you want to clear all messages from the history, click Clear. Click OK to close the dialog box. The Message History dialog displays the most recent messages from the…
Adding Microsoft SQL Server Volumes
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 » Adding Microsoft SQL Server Volumes
As your environment grows, you may need to add new Microsoft SQL Server databases on new shared or replicated volumes. You should perform the following tasks to add the new volumes to the SIOS Protection Suite hierarchy before administering the new databases within…
Create Fails
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite PostgreSQL Server Recovery Kit Introduction » Troubleshooting » Create Fails
Symptom: The Create of a PostgreSQL Server resource will fail if the database cluster data directory is located on a volume and that volume is not already protected by SIOS Protection Suite. Suggested Action: Create the volume resource for the data…
Recovering After a Failover
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Maintenance Tasks » Recovering After a Failover
After SIOS Protection Suite performs a failover recovery from a primary server (ServerA) to a backup server (Server B), perform the following steps: Monitor failover. When SIOS Protection Suite on Server B performs a failover recovery from Server A, status messages…
Admin Actions Menu
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 Configuration Considerations » Admin Actions Menu
This menu allows users to manage the SQL administrator user used during SIOS Protection Suite operations or resolve ID conflicts between the primary and backup servers encountered during the extend operation. Select Administrative Action: Manage User –…
Incomplete Resource Creation
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » Incomplete Resource Creation
Description If the resource setup process is interrupted leaving instances only partially created, you must perform manual cleanup before attempting to install the hierarchy again. Use the LifeKeeper GUI to delete any partially-created resources. See Deleting a…
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…
Performing Offline Maintenance On A Shared Disk
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Maintenance Tasks » Performing Offline Maintenance On A Shared Disk
When performing offline maintenance on a shared SCSI host adapter or a disk on a shared bus, you must stop LifeKeeper and power down all servers and shared disks. Perform these actions in the following order: Stop LifeKeeper. Use the Services tool to stop the…
Split-Brain Recovery
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Data Replication » Split-Brain Recovery
After the system’s comm paths have been restored and the servers detect that the volumes are in the Split-Brain state, you will have to perform the Split-Brain Recovery procedure below. Note: If multiple volumes are detected in different resource hierarchies,…
Replicated Volume Switchover Failure
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » Replicated Volume Switchover Failure
Description If the DELETEMIRROR command fails during switchover of a replicated volume, the following error message will display in the Output panel: *WARNING* (No. 12104) Delete mirror action for volume R: failed with status 51 (command=C:/SDR/EMCmd10.10.1.2…
Mirroring with Dynamic Disks
SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Known Issues and Workarounds » Mirroring with Dynamic Disks
When changing from a Basic Disk to a Dynamic Disk, the underlying volume GUID may be changed by the OS upon reboot. This will cause a DataKeeper mirror to break. Suggested Action When mirroring with dynamic disks, your dynamic volumes should be created and a reboot…
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…
Break
SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Mirrors » Break
Breaking a mirror is similar to the Pause and Unlock function. It suspends mirror operation and unlocks the target volume for read/write access. The difference is that the Break operation marks all bits in the DataKeeper Intent Log as dirty, which forces a full…
Transferring Resource Hierarchies
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Maintenance Tasks » Transferring Resource Hierarchies
When you need to perform routine maintenance or other tasks on a SIOS Protection Suite Server, you can use the LifeKeeper GUI to move in-service resources to another server. To transfer in-service resource hierarchies from Server A to Server B, use the GUI to bring the…
Pause and Unlock
SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Mirrors » Pause and Unlock
This command pauses the mirror and unlocks the volume on the target system. You may wish to unlock the target volume in order to make a backup of the volume. Warning: Any writes to the target volume while it is unlocked will be lost when the mirror is…
Monitoring Your SQL Hierarchy
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 » Monitoring Your SQL Hierarchy
For every SQL resource, SIOS Protection Suite monitors the Microsoft SQL Server service and any optional services selected during the creation of the SQL hierarchy or added at a later time. Should any of these services stop, the monitoring process associated with the…
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…
Monitoring Your PostgreSQL Hierarchy
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 » Monitoring Your PostgreSQL Hierarchy
SIOS Protection Suite monitors the PostgreSQL database cluster services for every PostgreSQL resource. If the services stop, the monitoring process associated with the PostgreSQL resource will detect this and attempt to restart the services on the local server if Local…
Deleting a Mirror
SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Mirrors » Deleting a Mirror
This action discontinues replication and removes the mirror from the associated job. The target volume is unlocked and made fully accessible. Select the job that contains the mirror you want to delete. Right-click on the mirror and choose Delete Mirror or…
User Interface – Failed to Create Mirror
SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Known Issues and Workarounds » User Interface – Failed to Create Mirror
User Interface – Failed to Create Mirror, Event ID 137 Error/Message Failed to create the mirror. Event Id: 137 System Event Log Unable to initialize mirror on the target machine. Volume Device: Source Volume: E Target Machine: 10.17.103.135 Target Volume:…
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…
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…
WSFC 2012 New File Server Type Not Supported
SIOS DataKeeper for Windows Technical Documentation » NO TOC » WSFC 2012 New File Server Type Not Supported
Description Windows Server 2012 now offers two options for File Server Resources: File Server for General Use Scale-Out File Server for Application Data (NEW) The new option, “Scale-Out File Server for Application Data”, is not currently…
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…
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…
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…
Understand Manual Switchover Limitations in SQL Server Environment
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 » Understand Manual Switchover Limitations in SQL Server Environment
Any manual action requires that all users be logged off of the SQL Server resources. Local processes that have read-only access to volumes do not prevent removal of a resource from service but may cause a restore to fail when you try to switch back. Examples might be…
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…
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.…
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…
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…
Process Config Menu
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 Configuration Considerations » Process Config Menu
This menu allows users to modify the list of optional SQL Processes that are protected under the resource hierarchy. SIOS Protection Suite will monitor all protected optional services (see Monitoring Your SQL Hierarchy). Select Action: Add Process – Add an…
Pausing Microsoft SQL Server (MSSQLServer)
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 » Pausing Microsoft SQL Server (MSSQLServer)
It is possible for the SQL Administrator to manually put Microsoft SQL Server into a PAUSED state whereby existing connections to the Microsoft SQL Server can continue processing, but no new connections are allowed. In this case, SIOS Protection Suite detects that the…
WSFC – MS DTC Resource Failure
SIOS DataKeeper for Windows Technical Documentation » NO TOC » WSFC – MS DTC Resource Failure
Error/Message The cluster resource host subsystem (RHS) stopped unexpectedly. An attempt will be made to restart it. This is usually due to a problem in a resource DLL. Please determine which resource DLL is causing the issue and report the problem to the resource…
WSFC 2012 Cluster Creation Default Setting Issue
SIOS DataKeeper for Windows Technical Documentation » NO TOC » WSFC 2012 Cluster Creation Default Setting Issue
Description During the cluster creation process in Windows Server 2012, Microsoft has added a new option to automatically consume all disks and manage them through Failover Clustering. As a result, any attempts to create a mirror in DataKeeper will fail and a message…
Manage User Menu
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 Configuration Considerations » Manage User Menu
Select Management Action: Show Current User – Display the current user name used by the protected resource hierarchy. Change Password – Update the user password for the current user associated with the protected resource hierarchy. Change User…
Manage Oracle Database Configuration
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Oracle Recovery Kit Introduction » Oracle Resource Configuration Tasks » Manage Oracle Database Configuration
To administer a protected Oracle resource from the LifeKeeper GUI, right-click on the Oracle resource (on the right-hand side of the LifeKeeper GUI) and select properties, then select the Oracle Database Configuration tab. Use the Oracle Database Configuration page to…
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…
LifeKeeper Communications Manager (LCM)
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Advanced Topics » LifeKeeper Communications Manager (LCM)
The LifeKeeper Communication Manager (LCM) provides reliable communication between processes on one or more SIOS Protection Suite servers. This process can use redundant communication paths between systems so that failure of a single communication path does not cause…
Using a Non-Admin Local System Account on Target System
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 » Using a Non-Admin Local System Account on Target System
There are certain cases where the SQL Server service account (sql_svc) cannot be added to the local admin or domain admin groups. In such cases, there will be permission problems on the files for that service account. Users will notice “Access Denied” errors like…
SQL Server Reporting Services (MSSQLSERVER)
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » SQL Server Reporting Services (MSSQLSERVER)
Symptom When protecting SQL Server 2008 R2 services, the “SQL Server Reporting Services (MSSQLSERVER)” may be selected as an optional protected service. However, if the time required to start this service exceeds the default Windows service timeout, you…
Database Config Menu
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 Configuration Considerations » Database Config Menu
This menu allows users to modify the list of optional SQL Databases that are protected under the resource hierarchy. SIOS Protection Suite will monitor all protected optional SQL Databases by performing a SQL query to test the connection to the database (see…
WSFC 2012 File Server Resource Manager Event Log Errors
SIOS DataKeeper for Windows Technical Documentation » NO TOC » WSFC 2012 File Server Resource Manager Event Log Errors
Description In Windows 2012, if a File Server Role is created which uses one or more DataKeeper Volume resources and the File Server Resource Manager feature is enabled on the system, then a series of “SRMSVC” errors (ID 8228) will be received on the…
PREPARETOBECOMETARGET
SIOS DataKeeper for Windows Technical Documentation » Administration » Using EMCMD with SIOS DataKeeper » PREPARETOBECOMETARGET
EMCMD PREPARETOBECOMETARGET This command should only be used to recover from a Split-Brain condition. It should be run on the system where the mirror is to become a target and is only valid on a mirror source. This command causes the mirror to be deleted and the…
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…
Installing and Configuring LifeKeeper with 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 » Installing and Configuring LifeKeeper with Oracle
The LifeKeeper with Oracle installation and configuration procedure differs slightly for replicated storage systems and shared stored systems. We have created separate sections in this document for each type of storage configuration in an effort to clarify the…
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…
Recovering From Databases in Suspect State After a Switchover
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 » Recovering From Databases in Suspect State After a Switchover
A database which gets marked as suspect may be caused by starting Microsoft SQL Server when the volume(s) on which it resides is unavailable to this system. When SIOS Protection Suite is used to protect SQL databases, the starting and stopping of SQL should be…
Configuring GUI Users
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » LifeKeeper GUI » LifeKeeper GUI User Accounts » Configuring GUI Users
There are three classes of GUI users with different permissions for each. Users with Administrator permission throughout a cluster can perform all possible actions through the GUI. Users with Operator permission on a server can view configuration and status…
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 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…
Firewall Configurations
SIOS DataKeeper for Windows Technical Documentation » Configuration » Firewall Configurations
SIOS DataKeeper cannot function properly if the firewall settings for the source and target machines are not configured correctly. This means you will need to configure a rule for inbound and outbound connections on each server running SIOS DataKeeper as well as any…
Oracle Resource Configuration Tasks
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite Oracle Recovery Kit Introduction » Oracle Resource Configuration Tasks
Once you have completed the setup tasks as described in the previous section, you are ready to create and extend your Oracle resource hierarchies. The following four tasks are described in this guide, as they are unique to an Oracle resource instance and different for…
IIS Failover
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 Hierarchy Administration » IIS Failover
A failover occurs in two situations: The first situation is when the hardware or operating system has suffered a major failure and the server is no longer functioning. The LifeKeeper core on the backup server detects this when its heartbeat messages fail. At that…
Relocation of Intent Log
SIOS DataKeeper for Windows Technical Documentation » Introduction » Understanding Replication » Relocation of Intent Log
To relocate the Intent Log (bitmap file), please perform the following on all servers involved: *LEAVE THE MIRROR IN THE MIRRORING STATE! Do not pause it and then move the bitmap file. If you have more than one DataKeeper mirror, move all mirrors to a single system…
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…
Configuring Generic Application Scripts
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Maintenance Tasks » Configuring Generic Application Scripts
Use this feature to update a script that has been created to protect an application that has no associated SIOS Protection Suite Recovery Kit. Right-click on the generic application resource and select Properties. Select the SIOS Protection Suite Generic Application…
Tunable Settings for the PostgreSQL Recovery Kit
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Application Recovery Kits » SIOS Protection Suite PostgreSQL Server Recovery Kit Introduction » Tunable Settings for the PostgreSQL Recovery Kit
The PostgreSQL Recovery Kit provides tunable environment variables to help customize resource protection in certain scenarios. To change the values of these variables, edit the file %LKROOT%\etc\default\LifeKeeper. No processes need to be restarted for the new settings…
Connecting ODBC Clients to Named Instances of SQL Server
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 » Troubleshooting » Connecting ODBC Clients to Named Instances of SQL Server
Symptom: After creating an ODBC connection to your SIOS Protection Suite cluster via the protected IP address, the connection fails after switching the SQL resource to the backup server. Suggested Action: Take each instance out of service and bring it back into…
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…
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…
Managing Shared Volumes
SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Shared Volumes » Managing Shared Volumes
Once your mirrors have been created, DataKeeper allows you to manage your shared volumes. By choosing Manage Shared Volumes from the DataKeeper GUI, you can add another system, which is sharing a mirrored volume, to a job. It also allows you to remove a shared system…
Continue and Lock
SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Mirrors » Continue and Lock
This action locks the volume on the target system and then resumes the mirroring process. While the mirror is paused, writes on the source system are recorded in the SIOS DataKeeper Intent Log. When the Continue and Lock operation occurs, these changed blocks –…
Server Login Accounts and Passwords Must Be Same on Each Server in the Cluster
SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Known Issues and Workarounds » Server Login Accounts and Passwords Must Be Same on Each Server in the Cluster
The DataKeeper GUI cannot connect to the target server in a cluster if server Login Accounts and Passwords are different on each server. Error Message An Error Code 1326 will appear in the Application log (Note: The Error Code may also be a 2 with Event ID…
Switchover in an N-Shared x N-Shared Configuration
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » Switchover in an N-Shared x N-Shared Configuration
In a multi-shared storage environment between two sites (as shown in the diagram below), each server in each site has access to the storage being shared between the servers at that site. When a DataKeeper mirror is created, one server in each site will be designated…
User Interface
SIOS DataKeeper for Windows Technical Documentation » Introduction » User Interface
SIOS DataKeeper User Interface The SIOS DataKeeper User Interface uses a standard MMC snap-in interface. The left pane displays the Console Tree view. This includes the Jobs and Reports. Currently, there are two reports available – Job Overview and…
User Interface
SIOS DataKeeper for Windows Technical Documentation » NO TOC » DataKeeper Cluster Edition Technical Documentation » SIOS DataKeeper Cluster Edition Introduction » User Interface
SIOS DataKeeper User Interface The SIOS DataKeeper User Interface uses a standard MMC snap-in interface. The left pane displays the Console Tree view. This includes the Jobs and Reports. Currently, there are two reports available – Job Overview and Server…
Windows Server 2012 MMC Snap-in Crash
SIOS DataKeeper for Windows Technical Documentation » Troubleshooting » Known Issues and Workarounds » Windows Server 2012 Specific Issues » Windows Server 2012 MMC Snap-in Crash
Description When using the DataKeeper user interface (MMC Snap-in) on Windows Server 2012, the mmc.exe process may crash unexpectedly due to an internal .Net or Windows Presentation Foundation (WPF) issue. The error may show up on the screen and/or the event…
Creating the SQL Hierarchy
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 » Creating the SQL Hierarchy
After you have completed the necessary setup tasks outlined in the SIOS Protection Suite for Windows Installation Guide, use the following steps to define the SQL Server hierarchy to protect your database(s). !Important: If you have an existing SQL database…
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 …
WSFC 2012 File Shares Cannot be Created for File Server Role Using Server Manager or Failover Cluster Manager
SIOS DataKeeper for Windows Technical Documentation » NO TOC » WSFC 2012 File Shares Cannot be Created for File Server Role Using Server Manager or Failover Cluster Manager
Description Once a cluster File Server role is created, neither Server Manager nor Failover Cluster Manager can be used to initially create the share. Suggested Action Microsoft Article 2804526 provides a high level overview of several WSFC Server 2012 issues…
Resource Context Menu
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » LifeKeeper GUI » Menus » Resource Context Menu
The resource context menu appears when you right-click on a global (cluster-wide) resource, as shown above, or a server-specific resource instance, as shown below, in the status table. The default resource context menu is described here, but this menu might be…
Replication Settings
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » SIOS Protection Suite for Windows User Guide » Data Replication » Replication Settings
From the Volume Resource Properties page, select the Replication Settings button to set the compression level, the network throttling or the SIOS Protection Suite Delete Mirror flag for a replicated volume. Field Tips Select Targets Select…
Creation of iSCSI Virtual Disks
SIOS DataKeeper for Windows Technical Documentation » User Guide » Using Microsoft iSCSI Target With DataKeeper on Windows 2012 » Creation of iSCSI Virtual Disks
Perform the following on the primary server, wherever the iSCSI Target server is online at the moment. From Server Manager, navigate to File and Storage Services and select iSCSI. Click on the link “To create an iSCSI virtual disk, start the New iSCSI Virtual Disk…
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…
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…
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…
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…
Install and Configure Microsoft IIS on All Servers
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 Microsoft IIS on All Servers
The next step is to configure Microsoft IIS on all the servers in your cluster. Install and Configure Microsoft IIS Web or FTP Site To create a Web site or FTP site pair, you need to add a new site on each server and configure the pair to be identical, or you can…
Install and Configure SMTP Virtual Server
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 SMTP Virtual Server
Follow the steps below to create an SMTP Virtual Server. You need to add a new virtual server on each system and configure the pair to be identical. Use the LifeKeeper GUI to bring the switchable IP address and protected volume, if any, in-service on the primary…
Creating Mirrors With Multiple Targets
SIOS DataKeeper for Windows Technical Documentation » User Guide » Configuring Mirrors » Creating Mirrors With Multiple Targets
SIOS DataKeeper provides the ability to replicate data from a single source volume to one or more target volumes. In addition, DataKeeper also allows you to switch over control and make any of the target volumes become the source. Assuming you have already created a…
Switching Over a Mirror
SIOS DataKeeper for Windows Technical Documentation » User Guide » Working With Jobs » Switching Over a Mirror
The Switchover Mirror function enables you to switch over all the mirrors in a job or just one of the mirrors in a job. A “mirror” includes all variants for mirrors such as standard single-target replication and complex geometries such as multi-target…
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…
Health Check Timeouts
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » Health Check Timeouts
SYMPTOM: Occasionally, SIOS Protection Suite is installed on a system that is not performing well. There are tell-tale signs of abnormal system behavior that SIOS Protection Suite can detect such as the health check processes not starting or ending properly. The most…
Using DKCE to Enable Multi-Site File Share Resources with Windows Server 2008R2 WSFC
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Clustering » Using DKCE to Enable Multi-Site File Share Resources with Windows Server 2008R2 WSFC
Use the following procedure to protect File Share resources using SIOS DataKeeper and Microsoft Failover Cluster (WSFC). *IMPORTANT NOTE: DataKeeper Cluster Edition registration with Failover Cluster is automatic and occurs 60 seconds after detecting a Failover…
Installation and Configuration Details – Adding LifeKeeper to an Existing PostgreSQL Configuration
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 Installation » Installation and Configuration Details – Adding LifeKeeper to an Existing PostgreSQL Configuration
This section covers installation and configuration of the SIOS Protection Suite and PostgreSQL software when adding LifeKeeper to an existing PostgreSQL configuration. The Primary server is assumed to be the location of the active PostgreSQL database cluster that will…
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…
GUI Error Messages
SIOS DataKeeper for Windows Technical Documentation » NO TOC » SIOS Protection Suite for Windows » Troubleshooting » GUI Error Messages
Description Error 101: Illegal argument was passed. Error 102: This program requires a Java Virtual Machine Version 1.5 or greater to run properly. Please refer to the LifeKeeper GUI documentation to verify your setup. Error 103: Could not set Look and Feel for…
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…
Registry Entries
SIOS DataKeeper for Windows Technical Documentation » Administration » Registry Entries
The following registry entries are associated with the SIOS DataKeeper service or driver and can be viewed using Regedt32. The first section contains entries that may be modified; the second section contains entries that are for viewing only and should not be…