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Replacement and expansion of the archive storage of the UMA


Last adaptation to the version: 3.1.2

New:

  • Adaption to new layout


Previous versions: 3.1 | 2.5.10

Preliminary note

If the old hard drive can no longer guarantee secure archiving or if the archive storage space of the UMA is no longer sufficient and needs to be increased, the hard drive systems for the archive storage can be replaced or increased in size.

Neither a hardware nor a software UMA can be arbitrarily extended by archive memory space without the performance of the UMA suffering as a result. The system requirements should be used to check whether more RAM and processors should be made available to the UMA.



Extend virtualized UMA without RAID

Step 1: Stop email retrieval

Stop email retrieval
  • The extension of the hard drive size makes changes to the file system of the virtual hard drive. Therefore, it is mandatory to create a backup here as well.

  • The UMA is not allowed to retrieve any emails from the mail server during the following steps, otherwise new mails could be retrieved between the creation of the backup and the shutdown of the UMA, which are then no longer included in the backup nor retrieveable later on.

    To do this, go to System Settings / Email Server / section Remote Email Accounts and click the Stop Fetchmail button. Neu ab v3.1.2


    Step 2: Backup of the UMA archive

    Manual Backup of UMA Archives

    Create manual backup: Menu Maintenance / Backup:

    • Section Configuration Import / Export
      Save the configuration of the UMA, as this contains the container encryption data.
      If the firmware of the UMA is also reinstalled when the hard drive is replaced, the archive backup cannot be restored to the UMA without this data.
    • Section Backup Jobs
      Select suitable job and start it with the button Run backup job manually.
      Further notes in the Wiki article on backup.


    Step 3: Turn off the UMA and enlarge the hard drive

    Shutdown of the UMA
    • Turn off VM in Maintenance / System menu by pressing Turn off device button.
    • Depending on the hypervisor, increase virtual drive


    Step 4: Initialize the archive store

    Adjust archive storage for a VM without RAID
    • Step 4: Start VM and in the menu System Settings / Archive Storage / section Local Storage Integration use the button to select the Customize Storage


    Step 5: Check DMS

    Login with user data and check if documents are still accessible in the archive


    Step 6: Re-enable email retrieval

  • If the access to the archive data is successful, the retrieval of e-mails must now be reactivated.
    To do this, go to System Settings / Email Server / Section Remote Email Accounts and click the Start Fetchmail button.



  • Virtualized UMA with software RAID

    In a virtual machine with software RAID, it is not possible to simply increase the size of the archive drives.
    Here, virtual drives must be exchanged for larger virtual drives.
    The procedure is then analogous to expanding with a hardware UMA.

    Software Raid 6 with four or more drives
    Software raid 5 with three drives
    Software raid 1 with two drives

    Only in the case of a software raid, multiple drives are displayed in the System Settings / Archive Storage tab.




    Hardware UMA Expand archive storage

    • If it is a matter of increasing the archive storage, the drives must be exchanged for larger ones.
    • In this case, all hard drives must be exchanged at once.
    • A RAID with drives of different sizes is not supported by the RAID controller and is not supported by us.



    Procedure
    A backup is created, the drives are swapped, and then the backup is restored to the new drives.
    This drive swap is described in the following steps:

    Step 1: Stop email retrieval

    Stop email retrieval

    The UMA is not allowed to retrieve any emails from the mail server during the following steps, otherwise new mails could be retrieved between the creation of the backup and the shutdown of the UMA, which are then no longer included in the backup nor retrieveable later on.

    To do this, go to System Settings / Email Server / section Remote Email Accounts and click the Stop Fetchmail button. Neu ab v3.1.2



    Step 2: Backup of the UMA archive

    Manual Backup of UMA Archives

    Create manual backup: Menu Maintenance / Backup:

    • Section Configuration Import / Export
      Save the configuration of the UMA, as this contains the container encryption data.
      If the firmware of the UMA is also reinstalled when the hard drive is replaced, the archive backup cannot be restored to the UMA without this data.
    • Section Backup Jobs
      Select suitable job and start it with the button Run backup job manually.
      Further notes in the Wiki article on backup.



    Step 3: Turning off the UMA and replacing the hard drive

    Shutdown of the UMA

    The UMA is switched off under Maintenance / System by pressing the button Switch off device
    . Once the device is powered off, the old hard drives can be replaced with the new ones.
    After the exchange, the UMA has to be restarted.

    If the UMA is a system with a hardware RAID controller, the new hard drives must first be registered in the RAID controller's bios.




  • Step 4: Initialize the archive store

    Intialize archive storage (Here: Software-Raid 5)

    After logging in to the UMA's administration web interface again, the new storage must be initialized: System Settings / Archive Storage
    .

    • If it is a software RAID, all hard drives that are to be combined into a RAID array for the archive will be displayed here.
    • If it is a hardware RAID controller, only one drive is displayed here.

    Clicking the Initialize button then prepares them to be used as archive storage on the UMA.

    Restart to finish
    All existing data will be deleted.
    All available drives are used.
    • With a software raid as shown, a warning is given that all available drives are being used.
  • In order to not reduce the IO performance, it is essential that the drives are connected to different physical ports.
    • The appliance must be restarted to complete memory initialization



    Step 5: Restore archive backup

    Import the backup

    From the Maintenance / Backup Section Backup Jobs select the appropriate Backup Job and the last backup it contained and click the Restore button to import it back into the archive store.


    Step 6: DMS Check

    Login with user data and check if documents are still accessible in the archive

  • Since no index data is backed up with a backup, the first login to the user web interface usually takes a little longer, since the index database is newly created for the user.

  • Step 7: Re-enable email retrieval

  • If the access to the archive data is successful, the retrieval of e-mails must now be reactivated.
    To do this, go to System Settings / Email Server / Section Remote Email Accounts and click the Start Fetchmail button.



  • Hardware UMA exchange (swap old for new)

    Exchange for hardware RAID

    If a hardware RAID (from UMA 115 HR) is only about the exchange of a defective drive for a new drive with the same capacity, a drive is simply exchanged from the RAID array. The data is then automatically rebuilt by the RAID controller.

    Exchange for software RAID

    For a software RAID (up to and including UMA 115 Lite and in virtualized environments), the same procedure must be followed as for an extension.

    Software Raid 6 with four or more drives
    Software raid 5 with three drives
    Software raid 1 with two drives

    Only in the case of a software raid, multiple drives are displayed in the System Settings / Archive Storage tab.