Tape drive failure, Restoring from multiple tapes – Nortel Networks NN10265-111 User Manual

Page 82

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NN10265-111 MCS 5100 3.5 Standard 4.0 January 2006

82

Copyright © Nortel Networks Limited 2006

DUMP: Lost connection to remote host.

As the mcp_backup script “hangs”, type Ctrl-C to abort. (To kill the
process from another session type => kill -9 <pid>.)

Tape drive failure
If something happens to the tape drive during a backup, an information
message is displayed. Example output:

DUMP: write: I/O error
DUMP: write error 8320 blocks into volume 1
DUMP: Do you want to restart?: (“yes” or “no”)

Answer no to this prompt. The script will terminate, and another backup
can be started. An information message is displayed on screen:

DUMP: The ENTIRE dump is aborted.
19:29:15
***************************************************
19:29:15 An error occurred during one (or more) dump
commands=>

19:29:15 DUMP: Do you want to restart? (“yes” or
“no”) DUMP: the ENTIRE dump is aborted.

19:29:15 DO NOT USE THIS BACKUP - a RESTORE USING THIS
BACKUP WILL FAIL
19:29:15 Fix the associated problem, and perform
another backup
19:29:15
***************************************************
19:29:15 Dump command(s) failed. Aborting backup.
Logs are written to
/home/sysadmin/bkup_restore/mcp_backup.pl.log

Restoring from multiple tapes
When restoring from multiple tapes, if a user presses Enter before
inserting the next tape into the tape drive, the restore process must be
restarted.

To recover, continue to press Enter until a “Read error” is displayed. For
example, the following shows output generated when a user incorrectly
presses Enter before tape 2 is inserted, then presses Enter again to
obtain the “Read error” message:

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