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ETERNUS SFAdvancedCopy Manager 14.0 Operator's Guide forTape Server Option

5.4.4 Checking the backup status

The backup status can be checked with "11.2.2.14 acmexecstat (Execution status display command)" or "11.2.2.9 acmhistdisp (History information display command)".

You can check the following with the execution status display command:

In backup to tape, the execution status display command does not display information on whether writing to tape is complete or terminated with an error. "11.2.2.9 acmhistdisp (History information display command)" must be used to check whether a backup history has been created.

When backup is performed to tape only, or to both a disk and tape, you can check whether the backup to tape is complete as follows:

  1. Perform "11.2.2.14 acmexecstat (Execution status display command)" to check the execution status of backup to tape. Backup to tape is not complete while [TapeExecute] is [Writing]. When [TapeExecute] is [----], backup to tape is complete, so perform the following to check a backup history.

  2. Execute "11.2.2.9 acmhistdisp (History information display command)" to check whether a backup history has been created. If a tape backup history has been created, a relative generation number is displayed at [Tape-Gen]. If [idle] is displayed in step 1 for the relevant backup and a hyphen "-" is displayed at [Tape-Gen] as a result of this command, the attempt to back up data to tape terminated with an error. The error cause is indicated on the standard error output of the backup command.

    <Checking the status of backup to tape using the acmexecstat command.>
    # /opt/FJSVswstc/bin/acmexecstat /dev/dsk/c1t1d0s6
    Generation Management Backup
    Server  Device            Last-Backup-Date DiskInterval Status Mount-Point (Method) DiskExecute TapeInterval TapeExecute
    server1 /dev/dsk/c1t1d0s6 2004/12/10 12:20 DELAY=1      EXEC   /usr2 (ufs)          sync(22%)   OK           Writing(50%)
    
    Day Management Backup
    Server  Device            Last-Backup-Date Status Mount-Point (Method) TapeInterval TapeExecute
    server1 /dev/dsk/c1t1d0s6 2004/12/11 12:20 IDLE   /usr1 (ufs)          OK           ----
    
    <Writing to tape is in progress (Writing), so execute the acmexecstat command later.>
    Generation Management Backup
    Server  Device            Last-Backup-Date DiskInterval Status Mount-Point (Method) DiskExecute TapeInterval TapeExecute
    server1 /dev/dsk/c1t1d0s6 2004/12/10 12:20 DELAY=1      IDLE   /usr2 (ufs)          ----        OK           ----
    
    Day Management Backup
    Server  Device            Last-Backup-Date Status Mount-Point (Method) TapeInterval TapeExecute
    server1 /dev/dsk/c1t1d0s6 2004/12/11 12:20 IDLE   /usr1 (ufs)          OK           ----
    <Writing to tape is finished (----), check for backup history.>
    # /opt/FJSVswstc/bin/acmhistdisp /dev/dsk/c1t1d0s6
    Generation Management Backup
    Server=node1 Device=/dev/dsk/c1t1d0s6 Mount-Point=/mnt/Tran1 (ufs)
    Generation Version Backup-Date      Backup-Device     Status    Execute   Tape-Gen
       1          1    2004/12/11 12:20 /dev/dsk/c1t0d2s3 succeeded ----      1
    
    Day Management Backup
    Server=node1 Device=/dev/dsk/c1t1d0s6 Mount-Point=/mnt/Tran1 (ufs)
    TapeCopy-Date        Backup-Date        Expiration-Date
    #
    
    <A backup history has been created. This means that the backup to tape is finished successfully.>