On Wed, Oct 31, 2007 at 01:59:48PM -0500, Tom Hansen wrote:
> Jon LaBadie wrote:
> >On Tue, Oct 30, 2007 at 11:31:53PM -0500, Tom Hansen wrote:
> >
> >>BACKGROUND INFO: I have Amanda 2.5.2p1 running on Ubuntu linux 6.10,
> >>configured to backup several large (300Gb +) filesystems spanning
> >>several tapes. I have a robot changer, LTO1 tapes (100Gb capacity) and
> >>I used:
> >>
> >> tape_splitsize 3Gb
> >> fallback_splitsize 256m
> >>
> >>[ stuff deleted ]
> >>MY QUESTION: Is there any way to configure Amanda such that such a tape
> >>error would simply go to the next tape, instead of the worst possible
> >>action, which is to abort the whole job?
> >>
> >>Short of that, is there any way Amanda could start up from where it left
> >>off?
> >>
> >>
> >
> >Short answer - no. If the backups are in a holding disk they can
> >still be flushed to tapes, but resume a backup no.
> >
> >
> >Something in your report is amiss. If amanda had successfully
> >used 6 tapes, it would have completed backing up and taping
> >one or more of your 300GB DLE's. There is no reason a failed
> >tape after that would invalidate those backups. And your
> >report (emailed or available with amreport) would show that.
> >
>
> Following is the report. It clearly says "FAILED" for all 4 filesystems
> under "FAILURE AND STRANGE DUMP SUMMARY" and sure enough, I could not
> see any files using "amrecover". (I have done a test using one small
> filesystem, and amrecover did work in that case, so I'm pretty confident
> that my setup is good.)
>
> I did just notice that, at the very bottom, it does not indicate failure
> for the two filesystems that were complete. I'm not sure what to make
> of that.
>
> Thanks for your comments. (Oh and BTW, I was totally wrong about the
> dump time, it was more like 20 hours)
>
> -Tom
>
>
>
>
>
> Hostname: waterbase
> Org : GLWI
> Config : fullback
> Date : October 29, 2007
>
> These dumps were to tapes GLWIBACK-001, GLWIBACK-002, GLWIBACK-003,
> GLWIBACK-004, GLWIBACK-005, GLWIBACK-006.
> *** A TAPE ERROR OCCURRED: [No more writable valid tape found].
> Some dumps may have been left in the holding disk.
> Run amflush to flush them to tape.
> The next 9 tapes Amanda expects to use are: 9 new tapes.
>
> FAILURE AND STRANGE DUMP SUMMARY:
> waterbase.uwm.edu /media/raid2 lev 0 FAILED [out of tape]
> waterbase.uwm.edu /media/raid2 lev 0 FAILED [data write: Broken pipe]
> waterbase.uwm.edu / lev 0 FAILED [can't switch to
> incremental dump]
> waterbase.uwm.edu /media/raid2 lev 0 FAILED [dump to tape failed]
>
>
> STATISTICS:
> Total Full Incr.
> -------- -------- --------
> Estimate Time (hrs:min) 1:00
> Run Time (hrs:min) 20:06
> Dump Time (hrs:min) 16:25 16:25 0:00
> Output Size (meg) 690435.5 690435.5 0.0
> Original Size (meg) 690351.3 690351.3 0.0
> Avg Compressed Size (%) -- -- --
> Filesystems Dumped 2 2 0
> Avg Dump Rate (k/s) 11966.4 11966.4 --
>
> Tape Time (hrs:min) 16:14 16:14 0:00
> Tape Size (meg) 690435.5 690435.5 0.0
> Tape Used (%) 665.3 665.3 0.0
> Filesystems Taped 2 2 0
>
> Chunks Taped 3121 3121 0
> Avg Tp Write Rate (k/s) 12093.4 12093.4 --
>
> USAGE BY TAPE:
> Label Time Size % Nb Nc
> GLWIBACK-001 3:01 130531776K 122.8 0 498
> GLWIBACK-002 3:10 135774016K 127.7 0 518
> GLWIBACK-003 3:01 123874432K 116.5 1 473
> GLWIBACK-004 3:05 143113152K 134.6 0 546
> GLWIBACK-005 2:56 124765312K 117.4 0 476
> GLWIBACK-006 3:38 159734400K 150.3 1 610
>
>
> FAILED AND STRANGE DUMP DETAILS:
>
> /-- waterbase.uwm.edu /media/raid2 lev 0 FAILED [data write: Broken pipe]
> sendbackup: start [waterbase.uwm.edu:/media/raid2 level 0]
> sendbackup: info BACKUP=/bin/tar
> sendbackup: info RECOVER_CMD=/bin/tar -xpGf - ...
> sendbackup: info end
> | gtar: ./mysql_trans/mysql.sock: socket ignored
> \--------
>
>
> NOTES:
> planner: Adding new disk waterbase.uwm.edu:/.
> planner: Adding new disk waterbase.uwm.edu:/media/raid0.
> planner: Adding new disk waterbase.uwm.edu:/media/raid1.
> planner: Adding new disk waterbase.uwm.edu:/media/raid2.
> taper: mmap failed (Cannot allocate memory): using fallback split size
> of 262144kb to buffer waterbase.uwm.edu:/media/raid1.0 in-memory
> taper: tape GLWIBACK-001 kb 130547712 fm 499 writing file: short write
> taper: continuing waterbase.uwm.edu:/media/raid1.0 on new tape from
> 130547712kb mark: [writing file: short write]
> taper: tape GLWIBACK-002 kb 135895488 fm 519 writing file: short write
> taper: continuing waterbase.uwm.edu:/media/raid1.0 on new tape from
> 266338304kb mark: [writing file: short write]
> taper: mmap failed (Cannot allocate memory): using fallback split size
> of 262144kb to buffer waterbase.uwm.edu:/media/raid0.0 in-memory
> taper: tape GLWIBACK-003 kb 124064672 fm 474 writing file: short write
> taper: continuing waterbase.uwm.edu:/media/raid0.0 on new tape from
> 21233664kb mark: [writing file: short write]
> taper: tape GLWIBACK-004 kb 143219328 fm 547 writing file: short write
> taper: continuing waterbase.uwm.edu:/media/raid0.0 on new tape from
> 164364288kb mark: [writing file: short write]
> taper: tape GLWIBACK-005 kb 125018816 fm 477 writing file: short write
> taper: continuing waterbase.uwm.edu:/media/raid0.0 on new tape from
> 289144832kb mark: [writing file: short write]
> taper: mmap failed (Cannot allocate memory): using fallback split size
> of 262144kb to buffer waterbase.uwm.edu:/media/raid2.0 in-memory
> taper: tape GLWIBACK-006 kb 159989024 fm 611 writing file: short write
>
>
> DUMP SUMMARY:
> DUMPER STATS TAPER
> STATS
> HOSTNAME DISK L ORIG-KB OUT-KB COMP% MMM:SS KB/s
> MMM:SS KB/s
> -------------------------- -------------------------------------
> -------------
> waterbase.uw / 0 FAILED
> --------------------------------------------
> waterbase.uw -edia/raid0 0 337970560 338011808 -- 466:31 12074.1
> 460:04 12245.2
> waterbase.uw -edia/raid1 0 368949150 368994176 -- 518:11 11866.7
> 514:18 11957.7
> waterbase.uw -edia/raid2 0 FAILED
> --------------------------------------------
>
> (brought to you by Amanda version 2.5.2p1)
>
It appears to me that two DLE were successfully dumped and taped.
jl
--
Jon H. LaBadie jon AT jgcomp DOT com
JG Computing
4455 Province Line Road (609) 252-0159
Princeton, NJ 08540-4322 (609) 683-7220 (fax)
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