Another thread, which I seem to have lost, was talking about
dump and sizing its cache.
Per my promise, appended is the log of this morning's level 0 dump,
using C=32. THe system is -CURRENT from March, using AMD Phemon II
x4/3ghz and SATA 3gbit drives (one internal, one external.).
Robert Huff
Backup started. at Mon Jun 11 01:59:00 EDT 2012
/backup clean
Disk mounted
DUMP: Date of this level 0 dump: Mon Jun 11 01:59:02 2012
DUMP: Date of last level 0 dump: the epoch
DUMP: Dumping snapshot of /dev/ad2s1a (/) to 2012.Jun.11.root.dump
DUMP: mapping (Pass I) [regular files]
DUMP: Cache 32 MB, blocksize = 65536
DUMP: mapping (Pass II) [directories]
DUMP: estimated 1295163 tape blocks.
DUMP: dumping (Pass III) [directories]
DUMP: dumping (Pass IV) [regular files]
DUMP: DUMP: 1295138 tape blocks on 1 volume
DUMP: finished in 106 seconds, throughput 12218 KBytes/sec
DUMP: level 0 dump on Mon Jun 11 01:59:02 2012
DUMP: Closing 2012.Jun.11.root.dump
DUMP: DUMP IS DONE
Compressing with gzip ...
done
DUMP: Date of this level 0 dump: Mon Jun 11 02:02:06 2012
DUMP: Date of last level 0 dump: the epoch
DUMP: Dumping snapshot of /dev/ad2s1d (/var) to 2012.Jun.11.var.dump
DUMP: mapping (Pass I) [regular files]
DUMP: Cache 32 MB, blocksize = 65536
DUMP: mapping (Pass II) [directories]
DUMP: estimated 545087 tape blocks.
DUMP: dumping (Pass III) [directories]
DUMP: dumping (Pass IV) [regular files]
DUMP: DUMP: 545009 tape blocks on 1 volume
DUMP: finished in 72 seconds, throughput 7569 KBytes/sec
DUMP: level 0 dump on Mon Jun 11 02:02:06 2012
DUMP: Closing 2012.Jun.11.var.dump
DUMP: DUMP IS DONE
Compressing with gzip...
done
DUMP: Date of this level 0 dump: Mon Jun 11 02:04:01 2012
DUMP: Date of last level 0 dump: the epoch
DUMP: Dumping snapshot of /dev/ad4p2 (/usr) to 2012.Jun.11.usr.dump
DUMP: mapping (Pass I) [regular files]
DUMP: Cache 32 MB, blocksize = 65536
DUMP: mapping (Pass II) [directories]
DUMP: estimated 34156025 tape blocks.
DUMP: dumping (Pass III) [directories]
DUMP: dumping (Pass IV) [regular files]
DUMP: 11.75% done, finished in 0:37 at Mon Jun 11 02:46:45 2012
DUMP: 29.89% done, finished in 0:23 at Mon Jun 11 02:37:39 2012
DUMP: 44.21% done, finished in 0:18 at Mon Jun 11 02:38:07 2012
DUMP: 63.00% done, finished in 0:11 at Mon Jun 11 02:35:56 2012
DUMP: 83.78% done, finished in 0:04 at Mon Jun 11 02:34:02 2012
DUMP: DUMP: 34166302 tape blocks on 1 volume
DUMP: finished in 1746 seconds, throughput 19568 KBytes/sec
DUMP: level 0 dump on Mon Jun 11 02:04:01 2012
DUMP: Closing 2012.Jun.11.usr.dump
DUMP: DUMP IS DONE
569586 /backup/Mon/root
34183010/backup/Mon/usr
139058 /backup/Mon/var
34891656/backup/Mon
Disk unmounted.
Backup complete. at Mon Jun 11 02:33:30 EDT 2012
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