Asset ID:	1-72-1132806.1
Update Date:	2011-05-05
Keywords:

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Solution Type  Problem Resolution Sure

Solution  1132806.1 :   VTL - NetBackup getting error "Not enough space" reading virtual tape header  

In this Document
  Symptoms
  Changes
  Cause
  Solution

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Symptoms

Message: io_read_block: read error on media id V10024, drive index 15 reading header block, Not enough space


Here's a segment from the bptm log:

==================================================================================================================

2:03:45.517 [18449] <2> io_open: file /usr/openv/netbackup/db/media/tpreq/V10024 successfully opened (mode 0)

12:03:45.517 [18449] <2> io_read_media_header: drive index 15, reading media header, buflen = 65536, buff = 0x174a58, copy 1

12:03:45.517 [18449] <2> io_ioctl: command (5)MTREW 1 from (bptm.c.7468) on drive index 15

12:03:45.521 [18449] <2> io_ioctl: command (1)MTFSF 1 from (bptm.c.7721) on drive index 15

12:03:45.524 [18449] <2> set_job_details: Done

12:03:45.524 [18449] <2> read_backup_mount_media: media id V10024 mounted on drive index 15

12:03:45.537 [18449] <2> nb_getsockconnected: Connect to nbmstrv on port 579

12:03:45.537 [18449] <2> logconnections: BPCD CONNECT FROM 10.32.2.7.579 TO 10.32.2.89.13782

12:03:45.883 [18449] <2> nb_getsockconnected: Connect to nbmstrv on port 822

12:03:45.883 [18449] <2> logconnections: BPCD CONNECT FROM 10.32.2.7.822 TO 10.32.2.89.13782

12:03:46.223 [18449] <2> set_job_details: Done

12:03:46.223 [18449] <2> io_position_for_read: positioning V10024 to file number 61

12:03:46.223 [18449] <2> io_position_for_read: locating to absolute block number 802200

12:03:46.226 [18449] <2> io_position_for_read: locate block is done

12:03:46.226 [18449] <2> io_read_back_header: drive index 15, reading backup header

12:03:46.228 [18449] <2> set_job_details: Done

12:03:46.229 [18449] <2> logconnections: BPDBM CONNECT FROM 10.32.2.7.60512 TO 10.32.2.89.13721

12:03:46.296 [18449] <8> io_read_block: read error on media id V10024, drive index 15 reading header block, Not enough space

12:03:46.296 [18449] <2> io_ioctl: command (2)MTBSF 4 from (bptm.c.6003) on drive index 15

12:03:46.298 [18449] <2> set_job_details: Done

12:03:46.299 [18449] <2> logconnections: BPDBM CONNECT FROM 10.32.2.7.60513 TO 10.32.2.89.13721

12:03:46.366 [18449] <16> io_ioctl: ioctl (MTBSF) failed on media id V10024, drive index 15, I/O error (bptm.c.6003)

12:03:46.386 [18449] <2> log_media_error: successfully wrote to error file - 04/27/06 12:03:46 V10024 15 POSITION_ERROR

12:03:46.387 [18449] <2> io_ioctl: command (5)MTREW 1 from (bptm.c.6016) on drive index 15

12:03:46.390 [18449] <2> io_ioctl: command (1)MTFSF 1 from (bptm.c.6018) on drive index 15

12:03:46.392 [18449] <2> io_read_back_header: drive index 15, reading backup header

12:03:46.393 [18449] <2> io_position_for_read: at file number 1, skipping forward

12:03:46.393 [18449] <2> io_ioctl: command (1)MTFSF 60 from (bptm.c.6259) on drive index 15

12:03:46.395 [18449] <2> io_read_back_header: drive index 15, reading backup header

12:03:46.396 [18449] <2> set_job_details: Done

12:03:46.397 [18449] <2> logconnections: BPDBM CONNECT FROM 10.32.2.7.60514 TO 10.32.2.89.13721

12:03:46.465 [18449] <16> io_position_for_read: found wrong backup id - ux20d-b_1145765267: expected ux20d-b_1145595311.

12:03:46.465 [18449] <2> check_error_history: called from bptm line 11790, EXIT_Status = 94

12:03:46.465 [18449] <2> io_close: closing /usr/openv/netbackup/db/media/tpreq/V10024, from bptm.c.15593

12:03:46.465 [18449] <2> tpunmount: tpunmount'ing /usr/openv/netbackup/db/media/tpreq/V10024

12:03:46.466 [18449] <2> TpUnmountWrapper: SCSI RELEASE

12:03:46.494 [18449] <2> job_monitoring_exex: ACK disconnect

12:03:46.494 [18449] <2> job_disconnect: Disconnected

Changes

NetBackup getting error reading virtual tape header

Cause

N/A

Solution

If the VTL is not actually out of disk space, the issue pertains to a problem in the NetBackup environment. Please contact Symantec support for more help. More information can be found in Symantac KB Article TECH30788 at http://www.symantec.com/business/support/index?page=content&id=TECH30788.


Additional Information
Tape duplication
VERITAS NetBackup 5.x
VTL



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