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Insight Dynamics - VSE for ProLiant Version 4.0 Release Notes > Chapter 4 Known Issues

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Limitations

  • The following limitations exist for the online help:

    • The Index of the iCAP Manager help volume is empty.

    • The logical server management topics in the Virtualization Manager help volume are not localized. These topics appear in the Japanese help, but the content is English.

    • The iCAP Manager help volume is not localized. This volume appears in the Japanese help, but the content is English.

    • The search controls in the Japanese help do not function correctly. Search is available only in the English help. For Japanese help, consider using the VSE Master Index in place of search.

Major Issues

  • When installing VSE from the Insight Control Management (ICM) onto a Windows CMS, the VSE installer may detect that HP SIM is not fully up and running. This problem happens intermittently and causes the following fatal error during the VSE configuration process:

    Initial configuration failed. More information can be found in 
    C:\Program Files\HP\Virtual Server Environment\logs\vseinitconfig.log
    Then the VSE Uninstall process is displayed.

    Workaround. Cancel the VSE Uninstall process and then proceed with the installation of the others ICM components. When the ICM installation finishes, be sure that HP SIM is running, then run the following command to install/configure VSE:

    vseinitconfig -a -x restart_sim=true

  • Database Error on Windows Installation. Installing HP Insight Dynamics - VSE on Windows may produce the following message in C:\Program Files\HP\Virtual Server Environment\logs\gwlminitconfig.log.0:

    SEVERE [17] Error performing database operation: CREATE DATABASE failed.
    Some file names listed could not be created. Check related errors.
    

    This message is typically displayed when there are gWLM database files on the system from a previous install that did not complete.

    Workaround. 

    1. Delete the following files:

      C:\Program Files\Microsoft SQL Server\MSSQL\Data\gwlm.mdf

      C:\Program Files\Microsoft SQL Server\MSSQL\Data\gwlm_log.ldf

      If the files are not in that folder, check

      C:\Program Files\Microsoft SQL Server\MSSQL.n\MSSQL\Data\

      where n is some number.

    2. Re-install HP Insight Dynamics - VSE.

      If during the re-install, you get the following message:

      ERROR: gWLM - Unable to create DB tables for gWLM.
      gWLM init script is exiting with error.
      

      as well as the following entry in gwlminitconfig.log.0:

      SEVERE [32] Error performing database operation: 
      Cannot open database "gwlm" requested by the login. The login
      failed.
      

      use the following commands to remove the database and reinitialize it:

      NOTE: NOTE: These commands delete all configuration and historical data for all VSE components.
      # vseinticonfig --unconfig --clobber
      # vseinitconfig --initconfig
      

  • If the time zone is not set properly for the CMS and managed nodes (including issues related to the change in the start/end of daylight savings time in the US), VSE Management Software may collect, analyze, or display data incorrectly. Please see http://www.hp.com/go/dst for information and pointers to relevant daylight savings time changes needed for your operating environment.

    On Windows Server 2003 this would include the need to install the update described by http://support.microsoft.com/kb/942763.

  • When installing VSE from the Insight Control Management (ICM) DVD onto a Windows CMS, the VSE installer may detect that HP SIM has not yet started. This causes the VSE installation to fail partially or completely. It is also possible that the VSE installer cannot clean up the partial installation. You must re-run the ICM integrated installer and start the VSE installation again. If the integrated installer claims that VSE is already installed, you must first uninstall VSE and then re-run the ICM integrated installer.

  • Perl version 5.6.1 is not supported on an HP-UX CMS. You must update Perl to version 5.8.2 or later.

  • By default, HP SIM automatically performs a daily identify operation at 4:05 PM local time. This can be disruptive to normal use of HP SIM because many tasks may be deferred while the identify operation completes.

    Workaround. If you have a large number of managed systems and daily identify takes a long time, HP recommends that you change the scheduled time of the daily identify to a time that is convenient for users of the system, as well as a time when most managed systems will be active and can be identified. For more information, consult the HP Systems Insight Manager User's Guide.

  • Microsoft Virtual Server (MSVS) guests (virtual machines) are not automatically discovered when an MSVS host is added to HP SIM. You must manually add the guests. They will be associated with their MSVS host if VMM is installed.

  • If upgrading a Windows CMS from an earlier version to this version:

    • VMM, when removed from the CMS, does not clean its database. So it is necessary to run a cleanup script (C:\Program Files\HP\Virtual Machine Management Pack\bin\vmmcleandb.cmd) on the CMS after the new bits are installed, but before managed nodes are re-added to SIM.

    • VMM doesn't cleanly upgrade the VMM agents on ESX and MSVS hosts from one version to another. Thus, it is necessary to remove the agents by hand before trying to push out new ones via Deploy->Deploy Drivers, Firmware and Agents->Install VMM Agent->Linux/Windows.

      To remove the VMM agents from an ESX host, log in as an administrator and execute rpm -qa | grep hpvmmagent | xargs rpm -e. To remove the VMM agent from an MSVS host, log in as administrator and go to Add or Remove Programs to remove the “HP Virtual Machine Management Agent”.

  • VMware ESX Linux virtual machines discovered prior to upgrading to SIM 5.2.1 (for example, Linux virtual machines discovered by SIM 5.2.0) may not have the proper Operating System Type (also known as “OS for Tool Filtering”) attribute set in the SIM System Properties for these virtual machines. In this case, the result in VSE is:

    • No Linux OS icon is displayed for these virtual machines on the VSE Visualization tab.

    • No utilization data (CPU, MEM, LAN and DISK meters) are displayed for these virtual machines on the Visualization tab.

    • No utilization data is collected for these virtual machines in Capacity Advisor (Optimize->Capacity Advisor->Collect Capacity Advisor Data... , etc.).

    Workaround. To remedy this, perform either of the following workarounds:

    • (recommended) Edit the System Properties for these virtual machines in SIM (from the Tools & Links tab of the System Page for these virtual machines in SIM), setting the “Operating system for tool filtering” field to Linux.

    • After upgrading to SIM 5.2.1, delete and rediscover any ESX hosts (and all their guests) containing Linux virtual machines that were discovered prior to upgrading to SIM 5.2.1.

  • VSE Unable to Manage Serviceguard Clusters and Systems Discovered after VSE Startup. If you discover a Serviceguard cluster or additional nodes which are further contained in an existing discovered cluster in HP SIM after you have already used Virtualization Manager at least one time in the past, you will not be allowed to create Serviceguard cluster workloads for the affected cluster.

    Workaround. An HP SIM restart is required to update Virtualization Manager's cached Serviceguard data. To create Serviceguard workloads on these clusters, have HP SIM discover all the nodes in the cluster and ensure the node's association to the cluster is also discovered, and then restart HP SIM.

Minor Issues

  • If you will be managing systems that are Virtual Machines under VMware ESX Servers or MS Virtual Servers, and/or blades running in Virtual Connect domains, then the HP Insight Dynamics application may cause faster growth of the HP SIM audit log.

    The rate at which the audit log file grows will increase with the number of virtual machines and blades you are managing.

    Workaround. If you are concerned with keeping backups of the HP SIM audit log to retain an audit log history, then you will need to monitor the growth of the audit log files and schedule your archiving tasks to run more frequently to insure the HP SIM auditing data is retained.

    You can also use the following information to increase the size of the HP SIM audit log file to reduce how often you need to archive it.

    By creating a file named log.properties under the <HPSIM install folder>\config directory with the following key, you can specify the maximum size (default is 20 MB) of the log file. Once this limit is reached, the logs will be rolled over.

    MX_LOG_FILESIZE = <audit log size in MB>

    For example, to increase the file size to 40 MB: MX_LOG_FILESIZE=40

    This property file also gives you more control over the name of the HP SIM audit log file (mx.log) and the role-over filename (mx.log.old).

    • MX_LOG_FILENAME — The base name of the audit log file name (default “mx”).

    • MX_LOG_FILEEXT — The audit log extension file name (default “.log”).

    • MX_LOG_ROLLFILEEXT — The extension file name of the rolled-over audit log file name (default “.old”).

    To relocate the log files location to make it easier to back up, you can create a file named path.properties in the <HPSIM install folder>\config directory and specify the path using the LOG attribute (for example: LOG=C\:\\hpsimlogs).

  • Certain VSE 4.0 components are generating a large number of HP SIM logins, which are normally recorded in the SIM audit log and which generate SIM events. A large number of SIM events can overwhelm and slow down SIM, and a large number of entries in the audit log will cause the log to roll over on itself, effectively deleting audit information.

    Workaround. To resolve these issues:

    • To prevent the large number of HP SIM events for logins: access the Options->Security->Sign-In Event Settings menu and specify Only failed sign-in attempts.

    • To avoid audit log file rolls, either:

      • Create a Windows scheduled task to save copies of the log before it rolls over.

      • Configure the audit log size in the HP SIM log.properties file.

        See the topic “Configuring the audit log file” in HP SIM help.

  • If you see a noticeable decrease in performance, including slower response times and long durations of “barber poles”, check the mxdomainmgr process (using the Task Manager on Windows and the top command on HP-UX). If the memory in use by the mxdomainmgr process is more than about 1.2 GB on a Windows CMS and 1.5 GB on an HP-UX CMS, this may be causing the performance decline and, in rarer cases, out of memory errors in the user interfaces or HP SIM logs.

    The increased amount of memory in use may be caused by a larger number of managed nodes discovered on the CMS, in addition to accumulating over time the number of times (greater than 30–40) users have logged in to HP SIM and created browser sessions.

    Workarounds. 

    • Restart the HP SIM service. If VMM is in use on a Windows CMS, it is also recommended that you restart the VMM service after the HP SIM restart completes and it is fully up and running.

    • Leaving an HP SIM user session open and logged in over time, instead of frequent logging in and out, may help minimize the performance issue.

  • In order to manage a Windows CMS (that is, treat the CMS as a managed node in VSE), the WMI Mapper must be installed on the CMS. The WMI Mapper is installed by default when installing HP SIM on Windows, however it can be deselected in a custom install, or may be subsequently uninstalled from Add or Remove Programs in Windows. A host other than the CMS may still be configured as the WMI Mapper Proxy in HP SIM (Options->Protocol Settings->WMI Mapper Proxy...), however the WMI Mapper must be installed on the CMS, in order to manage a Windows CMS in VSE.

    Troubleshooting Tips for WMI Mapper Proxies. 

    • When configuring a WMI Mapper Proxy in HP SIM (Options->Protocol Settings->WMI Mapper Proxy...), the proxy host must be discovered in SIM with valid WBEM credentials (WBEM credentials that are valid on the proxy host). This is required for SIM to validate the WMI Mapper running on the proxy host.

    • Adding a host in the WMI Mapper Proxy list in HP SIM will cause the host to be discovered in SIM. Therefore, it may be necessary to configure WBEM credentials for this host (in either the System Protocol Settings or Global Protocol Settings) after configuring a WMI Mapper Proxy in SIM.

    • One indication that HP SIM has correctly detected a WMI Mapper on a Proxy host is by checking the System Protocol Settings page for that host: if at least one line in the WBEM credentials list (under the WBEM settings section) includes a port#, then a valid CIMom/WMI Mapper has been detected.

    • After making any changes to the WMI Mapper Proxy settings, re-identify all Windows hosts that will use the WMI Mapper to ensure proper redisovery of WBEM connection information.

    When configuring WBEM/WMI credentials for Windows hosts:
    • WBEM credentials configured for hosts that will use the WMI Mapper Proxy (Windows hosts with no WMI Mapper installed) must be valid credentials with Administrator privileges on the target host. These credentials need not be valid on the WMI Mapper Proxy host.

    • WBEM credentials with Administrator privileges are not required for Windows hosts with a WMI Mapper installed.

    See the Systems Insight Manager help and user guides for more information on WMI Mapper Proxies.

  • If an HP SIM node licensed for VSE is deleted and re-added with a different name, its license state will not be reused. This scenario also applies to undeploying a system on a blade, and deleting the HP SIM node associated with the blade (typically named by serial number at that point).

    Workarounds. Workarounds for this issue include:

    • If undeploying and re-deploying an operating system image on a blade, leave the HP SIM node associated with the blade in HP SIM. This will allow HP SIM to later update (based on the serial number of the blade) the license database with the new nodename/host name when another image is deployed on the blade.

    • For HP Integrity and HP 9000 systems, select the re-added system and use the appropriate VSE Management for Integrity Licenses menu option to migrate the license from the old node name to the new one (by selecting the Show All Licensed Systems option).

    • Change the preferred name of the re-added node to its original name in the Edit System Properties dialog in HP SIM. This will make the system visible in Virtualization Manager again. Reverting the name back to its recently added name will now cause the license manager database to be properly associated with the new name.

  • A configuration change to any managed system that is licensed for VSE Management Software may not be immediately visible in all the products, such as Capacity Advisor. This information is updated every five minutes, but there still can be a period of time when the information that you can see in the Virtualization Manager Visualization tab may differ from that presented in Capacity Advisor.

    Workaround. To see a configuration change immediately in Capacity Advisor, click to the Workload tab in the Virtualization Manager and then click the Refresh data link on the far right corner of the screen above the table that lists discovered workloads.

  • Performing name changes on already licensed systems can cause them to disappear from Virtualization Manager.

    Workaround. Rediscover the system using Option->Identify Systems.

  • In order to perform operations on active logical servers such as an SMP migration, you must select the physical blade or VM system from the Physical and Virtual perspective. Selecting items on the Logical Servers perspective and invoking tools from the HP SIM tools menu will not function properly in this release.

  • For any HP SIM event that causes a per-node event to be generated for a virtual machine (like creating or identifying a virtual machine), Virtualization Manager can temporarily fail to display this virtual machine, and indicate it is unlicensed in the error popup—even if its host is licensed.

    Workaround. Click the Refresh data icon.

  • Performing an identify of a VM Guest (virtual machine) can temporarily cause the VM Guest to not be displayed in Virtualization Manager.

    Workaround. Click the Refresh data icon in the Virtualization Manager tool bar to resolve the issue.

  • Occasionally, an error will appear in the mxdomainmgr.log file, beginning with the following:

    16:37:20,359 ERROR [[vmanview]] Servlet.service() for servlet vmanview threw exception
    java.lang.IllegalStateException: Current state = FLUSHED, new state = CODING_END
    ...

    This error may be safely ignored. It usually occurs when a connection from a web browser is abruptly terminated during a transfer, such as when a user closes the browser window while the page is being updated.

  • Errors such as “Specified Vm Guest or Host [hostname] does not exist within VMM” and/or “Could not initialize collector for system [hostname]” may be reported when using the Virtualization Manager Visualization tab or the Capacity Advisor Tools->Collect Capacity Advisor Data... menu to collect utilization data for systems that have been migrated from an ESX Virtual Machine to either Microsoft Virtual Server (V2V) or to a physical/ProLiant system (V2P).

    These errors may be due to the "VMware ESX Guest" system subtype attribute persisting in SIM after the migration.

    Workaround. In HP SIM, remove the “VMware ESX Guest” subtype for these systems.

    1. Open the System Page for the system in HP SIM (for example, click the system name from the All Systems view), select the Tools & Links tab, then click the Edit System Properties link.

    2. From the Edit System Properties page, change the “VMware ESX Guest” subtype to “<make selection>”(this will remove the subtype).

      NOTE: Uncheck the “Prevent the Discovery, Identification and Data Collection processes from changing these system properties” checkbox before clicking OK to save the change.
    3. Reidentify the system in HP SIM after the subtype has been removed

      Use the Quick Launch link from the System Page or use the HP SIM Options->Identify Systems... menu.

      If a node licensed for VSE is deleted and re-added with a different name, its license state will not be reused. Workarounds for this include:

      • For HP Integrity and HP 9000 systems, select the re-added system and use the appropriate VSE Management for Integrity Licenses menu option to migrate the license from the old node name to the new one. Do this by selecting the Show All Licensed Systems option.

      • For HP Integrity and HP 9000 systems, select the re-added system and use the appropriate VSE Management for Integrity Licenses menu option to migrate the license from the old node name to the new one. Do this by selecting the Show All Licensed Systems option.

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