1. Did you run the btape "test" command before using Bacula?
2. Did you do all the 9 steps suggested in the tape testing chapter of the
manual?
On Wednesday 03 January 2007 19:32, Alan Davis wrote:
>
> I'm consistently running into a problem where whenever the SD has to
> reposition the tape to start a new job it fails the tape because the
> number of volume files it counts on the tape doesn't match the number
> stored in the database for that volume. The files on tape is always 1
> less than the catalog entry.
>
> I can reliably reproduce the failure with the following steps.
>
> Setup:
> set all but one tape to disabled in the pool to ensure I know which tape
> will be chosen for backup
> purge files/jobs from target tape - this sets it's status to purged
> ensure that volume is set to recycle
>
> Test:
> run job - this one creates 2 volfiles
> check count of volfiles in catalog
> unmount volume
> remount volume - forces next job to seek to end of data
> run job - the volume will be set to error because the SD finds 1 volume
> file on tape and catalog says 2
>
> Check tape EOM:
> unmount volume
> mtx load 1 0
> mt status - shows file marker at 0
> mt eom
> mt status - shows file marker at 2
> (see transcript below for actual commands and output)
>
> Alternate test:
> run job - creates 2 volfiles
> run job - creates 2 volfiles
> unmount volume
> remount volume - forces next job to seek to end of data
> run job - the volume will be set to error because the SD finds 3 volume
> files on tape and catalog says 4
>
>
> I'm running 1.39.22 with DIR, SD and FD on Solaris 10 x86.
> The configuration passes btape test and autochanger.
> The drives are HP TZ89 on this system and HP LTO-3 on a second SD server
> that is exhibiting the same problem.
>
> It seems that the SD isn't finding itself at the right location after
> the
> seek to EOM. What /should/ the file location be from mt status after
> seeking to EOM with 2 volfiles written to tape?
>
> I'm using the following directives in the Device entry (wrapped
> incorrectly by the emailer, of course):
>
> Device {
> Name = Drive-0 #
> Drive Index = 0
> Media Type = DLT-8000
> Archive Device = /dev/rmt/0cbn
> AutomaticMount = yes; # when device opened, read it
> AutoSelect = yes;
> AlwaysOpen = yes;
> RemovableMedia = yes;
> RandomAccess = no;
> AutoChanger = yes
> Changer Command = "/opt/bacula/bin/mtx-changer %c %o %S %a %d"
> Changer Device = /dev/changer
> # Enable the Alert command only if you have the mtx package loaded
> Alert Command = "/sbin/sh -c '/usr/local/sbin/tapeinfo -f %c
> |/usr/bin/grep TapeAlert|/usr/bin/cat'"
> Offline On Unmount = no
> Hardware End of Medium = yes
> BSF at EOM = yes
> Backward Space Record = yes
> Backward Space File = yes
> Fast Forward Space File = yes
> Use MTIOCGET = yes
> TWO EOF = yes
> LabelMedia = yes; # lets Bacula label unlabeled
> media
> Maximum Network Buffer Size = 65536
> }
>
> Do I have a combination of settings that works under btape but is
> incorrect for the logic of the SD?
>
> What tools does bacula provide that I can use to track this down
> further?
>
> Here's a transcript of a session that reproduces the problem:
>
> ### Begin transcript
> # bconsole
> Connecting to Director labtape.ruckus.com:9101
> 1000 OK: athos-dir Version: 1.39.22 (08 Septermber 2006)
> Enter a period to cancel a command.
> *list nextvol
> The defined Job resources are:
> 1: TestBackup
> 2: Sol10x86FullBackup
> 3: u2FullBackupJob
> 4: WinXPFullBackup
> 5: Client1
> 6: BackupCatalog
> 7: RestoreFiles
> Select Job resource (1-7): 1
> The next Volume to be used by Job "TestBackup" (Default, Incremental)
> will be EJB084
> You have messages.
> *messages
> 03-Jan 10:47 athos-dir: Recycled volume "EJB084"
> *run
> A job name must be specified.
> The defined Job resources are:
> 1: TestBackup
> 2: Sol10x86FullBackup
> 3: u2FullBackupJob
> 4: WinXPFullBackup
> 5: Client1
> 6: BackupCatalog
> 7: RestoreFiles
> Select Job resource (1-7): 1
> Run Backup job
> JobName: TestBackup
> FileSet: TestFileSet1
> Level: Full
> Client: athos-fd
> Storage: TL800
> Pool: Default
> When: 2007-01-03 11:08:13
> Priority: 10
> OK to run? (yes/mod/no): yes
> Job started. JobId=54
> *
> 03-Jan 11:08 athos-dir: Start Backup JobId 54,
> Job=TestBackup.2007-01-03_11.08.16
> 03-Jan 11:08 athos-sd: Recycled volume "EJB084" on device "Drive-0"
> (/dev/rmt/0cbn), all previous data lost.
> *
> You have messages.
> *messages
> 03-Jan 11:15 athos-sd: Job write elapsed time = 00:07:17, Transfer rate
> = 3.286 M bytes/second
> 03-Jan 11:15 athos-dir: Bacula 1.39.22 (09Sep06): 03-Jan-2007 11:15:46
> JobId: 54
> Job: TestBackup.2007-01-03_11.08.16
> Backup Level: Full
> Client: "athos-fd" i386-pc-solaris2.10,solaris,5.10
> FileSet: "TestFileSet1" 2006-11-17 17:33:12
> Pool: "Default" (From Job resource)
> Storage: "TL800" (From Job resource)
> Scheduled time: 03-Jan-2007 11:08:13
> Start time: 03-Jan-2007 11:08:18
> End time: 03-Jan-2007 11:15:46
> Elapsed time: 7 mins 28 secs
> Priority: 10
> FD Files Written: 16,470
> SD Files Written: 16,470
> FD Bytes Written: 1,433,764,300 (1.433 GB)
> SD Bytes Written: 1,436,193,872 (1.436 GB)
> Rate: 3200.4 KB/s
> Software Compression: None
> Volume name(s): EJB084
> Volume Session Id: 2
> Volume Session Time: 1167801329
> Last Volume Bytes: 1,437,907,968 (1.437 GB)
> Non-fatal FD errors: 0
> SD Errors: 0
> FD termination status: OK
> SD termination status: OK
> Termination: Backup OK
>
> 03-Jan 11:15 athos-dir: Begin pruning Jobs.
> 03-Jan 11:15 athos-dir: No Jobs found to prune.
> 03-Jan 11:15 athos-dir: Begin pruning Files.
> 03-Jan 11:15 athos-dir: Pruned Files from 1 Jobs for client athos-fd
> from catalog.
> 03-Jan 11:15 athos-dir: End auto prune.
>
> *sqlquery
> Entering SQL query mode.
> Terminate each query with a semicolon.
> Terminate query mode with a blank line.
> Enter SQL query: select mediaid, volumename, volfiles from media where
> Add to SQL query: volumename='EJB084';
> +---------+------------+----------+
> | mediaid | volumename | volfiles |
> +---------+------------+----------+
> | 12 | EJB084 | 2 |
> +---------+------------+----------+
> Enter SQL query:
> End query mode.
> *unmount
> The defined Storage resources are:
> 1: File
> 2: TL800
> Select Storage resource (1-2): 2
> Connecting to Storage daemon TL800 at labtape.ruckus.com:9103 ...
> Enter autochanger drive[0]:
> 3307 Issuing autochanger "unload slot 1, drive 0" command.
> 3002 Device "Drive-0" (/dev/rmt/0cbn) unmounted.
> *mount
> The defined Storage resources are:
> 1: File
> 2: TL800
> Select Storage resource (1-2): 2
> Enter autochanger drive[0]:
> Enter autochanger slot: 1
> 3301 Issuing autochanger "loaded? drive 0" command.
> 3302 Autochanger "loaded? drive 0", result: nothing loaded.
> 3304 Issuing autochanger "load slot 1, drive 0" command.
> 3305 Autochanger "load slot 1, drive 0", status is OK.
> 3301 Issuing autochanger "loaded? drive 0" command.
> 3302 Autochanger "loaded? drive 0", result is Slot 1.
> 3001 Mounted Volume: EJB084
> 3001 Device "Drive-0" (/dev/rmt/0cbn) is mounted with Volume "EJB084"
> *sqlquery
> Entering SQL query mode.
> Terminate each query with a semicolon.
> Terminate query mode with a blank line.
> Enter SQL query: select mediaid, volumename, volfiles from media where
> Add to SQL query: volumename='EJB084';
> +---------+------------+----------+
> | mediaid | volumename | volfiles |
> +---------+------------+----------+
> | 12 | EJB084 | 2 |
> +---------+------------+----------+
> Enter SQL query:
> End query mode.
> *run
> A job name must be specified.
> The defined Job resources are:
> 1: TestBackup
> 2: Sol10x86FullBackup
> 3: u2FullBackupJob
> 4: WinXPFullBackup
> 5: Client1
> 6: BackupCatalog
> 7: RestoreFiles
> Select Job resource (1-7): 3
> Run Backup job
> JobName: u2FullBackupJob
> FileSet: u2FullBackupFileSet
> Level: Full
> Client: u2-fd
> Storage: TL800
> Pool: Default
> When: 2007-01-03 11:21:28
> Priority: 10
> OK to run? (yes/mod/no): yes
> Job started. JobId=55
> *
> *sqlquery
> Entering SQL query mode.
> Terminate each query with a semicolon.
> Terminate query mode with a blank line.
> Enter SQL query: select mediaid, volumename, volfiles from media where
> Add to SQL query: volumename='EJB084';
> +---------+------------+----------+
> | mediaid | volumename | volfiles |
> +---------+------------+----------+
> | 12 | EJB084 | 2 |
> +---------+------------+----------+
> Enter SQL query:
> End query mode.
> You have messages.
> *messages
> 03-Jan 11:21 athos-dir: Start Backup JobId 55,
> Job=u2FullBackupJob.2007-01-03_11.21.32
> 03-Jan 11:21 athos-sd: 3301 Issuing autochanger "loaded? drive 0"
> command.
> 03-Jan 11:21 athos-sd: 3302 Autochanger "loaded? drive 0", result is
> Slot 1.
> 03-Jan 11:21 athos-sd: Volume "EJB084" previously written, moving to end
> of data.
> *
> 03-Jan 11:22 athos-sd: u2FullBackupJob.2007-01-03_11.21.32 Error: I
> cannot write on Volume "EJB084" because:
> The number of files mismatch! Volume=1 Catalog=2
> 03-Jan 11:22 athos-sd: Marking Volume "EJB084" in Error in Catalog.
> *sqlquery
> Entering SQL query mode.
> Terminate each query with a semicolon.
> Terminate query mode with a blank line.
> Enter SQL query: select mediaid, volumename, volfiles from media where
> Add to SQL query: volumename='EJB084';
> +---------+------------+----------+
> | mediaid | volumename | volfiles |
> +---------+------------+----------+
> | 12 | EJB084 | 2 |
> +---------+------------+----------+
> Enter SQL query:
> End query mode.
> You have messages.
> *
> 03-Jan 11:24 athos-sd: Job u2FullBackupJob.2007-01-03_11.21.32 waiting.
> Cannot find any appendable volumes.
> Please use the "label" command to create a new Volume for:
> Storage: "Drive-0" (/dev/rmt/0cbn)
> Media type: DLT-8000
> Pool: Default
> *cancel
> Automatically selected Job: JobId=55
> Job=u2FullBackupJob.2007-01-03_11.21.32
> Confirm cancel (yes/no): yes
> 2001 Job u2FullBackupJob.2007-01-03_11.21.32 marked to be canceled.
> 3000 Job u2FullBackupJob.2007-01-03_11.21.32 marked to be canceled.
> *
> 03-Jan 11:26 athos-sd: Job u2FullBackupJob.2007-01-03_11.21.32 canceled
> while waiting for mount on Storage Device ""Drive-0" (/dev/rmt/0cbn)".
> 03-Jan 11:26 athos-dir: Bacula 1.39.22 (09Sep06): 03-Jan-2007 11:26:25
> JobId: 55
> Job: u2FullBackupJob.2007-01-03_11.21.32
> Backup Level: Full
> Client: "u2-fd" i686-pc-linux-gnu,suse,9
> FileSet: "u2FullBackupFileSet" 2007-01-03 00:20:14
> Pool: "Default" (From Job resource)
> Storage: "TL800" (From Job resource)
> Scheduled time: 03-Jan-2007 11:21:28
> Start time: 03-Jan-2007 11:21:35
> End time: 03-Jan-2007 11:26:25
> Elapsed time: 4 mins 50 secs
> Priority: 10
> FD Files Written: 0
> SD Files Written: 0
> FD Bytes Written: 0 (0 B)
> SD Bytes Written: 0 (0 B)
> Rate: 0.0 KB/s
> Software Compression: None
> Volume name(s):
> Volume Session Id: 3
> Volume Session Time: 1167801329
> Last Volume Bytes: 0 (0 B)
> Non-fatal FD errors: 0
> SD Errors: 0
> FD termination status: Canceled
> SD termination status: Canceled
> Termination: Backup Canceled
>
> *umount
> The defined Storage resources are:
> 1: File
> 2: TL800
> Select Storage resource (1-2): 2
> Enter autochanger drive[0]:
> 3307 Issuing autochanger "unload slot 1, drive 0" command.
> 3002 Device "Drive-0" (/dev/rmt/0cbn) unmounted.
> *quit
> # mtx status
> Storage Changer /dev/changer:2 Drives, 10 Slots ( 0 Import/Export )
> Data Transfer Element 0:Empty
> Data Transfer Element 1:Full (Storage Element 3 Loaded):VolumeTag =
> EJB069
> Storage Element 1:Full :VolumeTag=EJB084
> Storage Element 2:Full :VolumeTag=DAI296
> Storage Element 3:Empty
> Storage Element 4:Full :VolumeTag=EJB067
> Storage Element 5:Full :VolumeTag=EJB065
> Storage Element 6:Full :VolumeTag=EJB066
> Storage Element 7:Full :VolumeTag=EJB094
> Storage Element 8:Full :VolumeTag=EJB059
> Storage Element 9:Full :VolumeTag=DAI259
> Storage Element 10:Full
> # mtx load 1 0
> Loading media from Storage Element 1 into drive 0...done
> # mt status
> DEC DLT TZ89 tape drive:
> sense key(0x6)= Unit Attention residual= 0 retries= 0
> file no= 0 block no= 0
> # mt status
> DEC DLT TZ89 tape drive:
> sense key(0x0)= No Additional Sense residual= 0 retries= 0
> file no= 0 block no= 0
> #mt eom
> #mt status
> DEC DLT TZ89 tape drive:
> sense key(0x0)= No Additional Sense residual= 0 retries= 0
> file no= 2 block no= 0
>
> ### End Transcript
> ----
> Alan Davis
> Senior Architect
> Ruckus Network, Inc.
> 703.464.6578 (o)
> 410.365.7175 (m)
> [EMAIL PROTECTED]
> alancdavis AIM
>
>
>
>
>
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