Hotfix for System Center 2012 SP1 Data Protection Manager (KB2886362)

This fix delivers stability for DPM backups on Hyper-V Servers
  • Version:

    UR 3.6

    File Name:


    Date Published:


    File Size:

    409.8 MB

      Important Update on System Center 2012 SP1 Data Protection Manager (DPM) Update Rollup 3.6 – Issues with VM protection and fixes

      Issue #1: DPM has express full technology where DPM tracks the changes via DPM filter driver and the changed block information are tracked as bitmap and is stored in bitmap files. In some scenarios, DPM bitmap files are becoming very big leading to higher volume consumption where VM guests are hosted. This issue is fixed in DPM filter and effects only VM protection scenarios. This fix is done on the DPM filter driver running on the production server.

      Please note: It is advised to apply this update only if you are backing up Hyper-V VMs. This upgrade will lead to CC on all data sources that are effected by this particular DPM servers.
  • Supported Operating Systems:

    Windows Server 2008, Windows Server 2008 R2, Windows Server 2012

      All platforms supported by System Center 2012 SP1 Data Protection Manager
    • To install the update for Data Protection Manager, follow these steps:
      1. This update can be installed only on top of DPM 2012 SP1 Update Rollup 3 (4.1.3417.0) .
      2. Before you install this update, make a backup of the Data Protection Manager database.
      3. Install the rollup package on the server that is running System Center 2012 Data Protection Manager SP1. To do this, run Microsoft Update on the server.
        Note Before you install this update through Microsoft Update, the Data Protection Manager Console should be closed. You may have to restart the Data Protection Manager server after you install this rollup package.
      4. In the Data Protection Manager Administrator Console, update the protection agents. To do this, use one of the following methods.
        • Method 1: Update the protection agents from the Data Protection Manager Administrator Console
          1. Open the Data Protection Manager Administrator Console.
          2. Click the Management tab, and then click the Agents tab.
          3. In the Protected Computer list, select a computer, and then click Update on the Action pane.
          4. Click Yes, and then click Update Agents.
            Note A restart may be required for agent upgrades.
        • Method 2: Update the protection agents on the protected computers
          1. Obtain the update protection agent package from the following directory on the System Center 2012 Data Protection Manager SP1 server:
            Data Protection Manager installation location\DPM\DPM\Agents\RA\4.1.3419.0
            The packages are as follows:
            • For x86-based updates: i386\1033\DPMAgentInstaller_KB2886362.exe
            • For x64-based updates: amd64\1033\DPMAgentInstaller_KB2886362_AMD64.exe
          2. Run the appropriate DPMAgentInstaller.exe package on each protected computer, based on the architecture of the agent.
          3. Open the Data Protection Manager Administrator Console on the System Center 2012 Data Protection Manager SP1 server.
          4. Click the Management tab, and then click the Agents tab.
          5. Select the protected computers, update the information, and then verify that the agent version number is4.1.3419.0.

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