Amanda-Users

Re: confused by nightly dump report

2002-09-05 09:42:55
Subject: Re: confused by nightly dump report
From: Frank Smith <fsmith AT hoovers DOT com>
To: Brian Cuttler <brian AT wadsworth DOT org>, amanda-users AT amanda DOT org, Chris Knight <knight AT csserv.wadsworth DOT org>
Date: Thu, 05 Sep 2002 08:27:25 -0500
Well, your taper line in the report says it wrote 19.9G to tape, and your
failed dump was trying to write 6.8G.  How big are your tapes, and what is
your tapetype set to?

Frank


--On Thursday, September 05, 2002 08:56:22 -0400 Brian Cuttler <brian AT wadsworth 
DOT org> wrote:


We are very confused this morning.

This report says "short write", usually I take that to
mean that we filled up the tape and we probably need to
perfrom a flush.

However we have numbers in all the coluns have numbers which
always indicates to me that we wrote the dumps to tape (well,
except for one partition that outright failed).

And the holding area is empty.

Can you explain what really happened here ?

These messages seem contradictory to me, could be that they
are, could be I've misunderstood their meanings.

Please help us unravel this mystery.

                                                thanks,

                                                Brian

----- Forwarded message from bin AT wadsworth DOT org -----

From bin AT csserv.wadsworth DOT org Thu Sep  5 04:57:33 2002
From: bin AT wadsworth DOT org
Date: Thu, 5 Sep 2002 04:57:11 -0400 (EDT)
Message-Id: <200209050857.EAA09880 AT newton.wadsworth DOT org>
To: amanda-adm AT csserv.wadsworth DOT org, leith AT csserv.wadsworth DOT org
Subject: NEWTON_DLT AMANDA MAIL REPORT FOR September 4, 2002
X-MailScanner: Found to be clean

*** THE DUMPS DID NOT FINISH PROPERLY!

*** A TAPE ERROR OCCURRED: [[writing file: short write]].
*** PERFORMED ALL DUMPS TO HOLDING DISK.

THESE DUMPS WERE TO DISK.  Flush them onto tape NEWTON_DLT05 or a new tape.
Tonight's dumps should go onto 1 tape: NEWTON_DLT06.

FAILURE AND STRANGE DUMP SUMMARY:
  newton     /usr4 lev 0 FAILED [out of tape]
  taper: FATAL syncpipe_get: w: unexpected EOF
  newton     /usr4 lev 0 FAILED ["data write: Broken pipe"]
  newton     /usr4 lev 0 FAILED [dump to tape failed]


STATISTICS:
                          Total       Full      Daily
                        --------   --------   --------
Dump Time (hrs:min)        4:15       3:22       0:40   (0:13 start)
Output Size (meg)       16191.4    12912.6     3278.8
Original Size (meg)     60330.5    31313.2    29017.4
Avg Compressed Size (%)    26.8       41.2       11.3
Tape Used (%)              81.0       64.6       16.4   (level:#disks ...)
Filesystems Dumped           43         21         22   (1:22)
Avg Dump Rate (k/s)       273.2      289.4      223.9
Avg Tp Write Rate (k/s)  1142.1     1090.0     1406.9


FAILED AND STRANGE DUMP DETAILS:

/-- newton     /usr4 lev 0 FAILED ["data write: Broken pipe"]
sendbackup: start [newton:/usr4 level 0]
sendbackup: info BACKUP=/usr/sbin/ufsdump
sendbackup: info RECOVER_CMD=/usr/local/bin/gzip -dc |/usr/sbin/ufsrestore 
-f... -
sendbackup: info COMPRESS_SUFFIX=.gz
sendbackup: info end
|   DUMP: Writing 32 Kilobyte records
|   DUMP: Date of this level 0 dump: Thu Sep 05 03:03:16 2002
|   DUMP: Date of last level 0 dump: the epoch
|   DUMP: Dumping /dev/rdsk/c2t13d0s6 (newton:/usr4) to standard output.
|   DUMP: Mapping (Pass I) [regular files]
|   DUMP: Mapping (Pass II) [directories]
|   DUMP: Estimated 14062200 blocks (6866.31MB) on 0.10 tapes.
|   DUMP: Dumping (Pass III) [directories]
|   DUMP: Dumping (Pass IV) [regular files]
|   DUMP: 7.14% done, finished in 2:11
|   DUMP: 18.53% done, finished in 1:28
|   DUMP: 27.82% done, finished in 1:18
|   DUMP: 34.19% done, finished in 1:17
|   DUMP: 42.90% done, finished in 1:06
|   DUMP: 51.08% done, finished in 0:57
|   DUMP: 58.90% done, finished in 0:48
|   DUMP: 67.61% done, finished in 0:38
|   DUMP: 75.00% done, finished in 0:30
|   DUMP: 81.82% done, finished in 0:22
|   DUMP: 90.67% done, finished in 0:11
\--------


NOTES:
  driver: WARNING: /amanda/work: 175104000 KB requested, but only 16865439 KB 
available.
  planner: Dump too big for tape: full dump of bohr:/ delayed.
  planner: Dump too big for tape: full dump of castor:/ delayed.
  planner: Dump too big for tape: full dump of newton:/ delayed.
  planner: Dump too big for tape: full dump of lyra:/ delayed.
  taper: tape NEWTON_DLT04 kb 19910336 fm 44 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
-------------------------- -------------------------------------- --------------
bohr      /              1     5951      224   3.8    0:22   10.3    0:02  136.2
bohr      /doc_storage   0   888703   353024  39.7   48:03  122.4    4:08 1424.8
bohr      /new_docs      0  1051743   368640  35.1   52:31  117.0    4:19 1422.7
bohr      /opt           1    55039    23520  42.7    3:47  103.5    0:17 1362.2
bohr      /usr           0   261087   108640  41.6   16:07  112.3    1:16 1435.1
bohr      /var           0    16479     5728  34.8    1:18   73.0    0:05 1218.1
castor    /              1    68351     4928   7.2    1:10   70.2    0:05 1032.8
castor    /7a            0   760831   145440  19.1   16:01  151.4    1:41 1440.8
castor    /apoa          0  1373439   287456  20.9   45:51  104.5    3:22 1420.9
castor    /home1         0   980031   332736  34.0   27:48  199.5    3:55 1418.0
castor    /home3         1  1187487   204928  17.3   25:06  136.1    2:26 1405.5
denali    /              0   466047   213984  45.9   17:44  201.2    2:32 1408.1
denali    /home9         0  1012095   439008  43.4   36:33  200.2    5:09 1420.9
denali    /images        0   378111   258016  68.2   18:06  237.5    3:03 1412.6
etal      /              0  5474815  1298240  23.7  120:50  179.1   15:16 1416.9
etal      /network       1       63       32  50.8    0:38    0.8    0:02   34.5
etal      /usr/local     0  1047327   336992  32.2   25:29  220.4    3:57 1422.9
lyra      /              1     9183      512   5.6    0:55    9.3    0:02  310.4
lyra      /db8           1 13482783   838208   6.2   42:05  332.0    9:46 1431.1
lyra      /db9           1      511       32   6.3    0:04    7.2    0:02   39.1
lyra      /ndevelop      0  3263903  1432288  43.9   24:22  979.7   16:47 1421.9
lyra      /ndevelop2     1      511       32   6.3    0:37    0.9    0:02   39.8
mira      /              0  1263423   440000  34.8   19:06  383.8    5:07 1431.1
mira      /bkup-db       1 10950175  1078016   9.8  107:47  166.7   12:39 1420.1
mira      /db6           0      127       32  25.2    0:02   12.9    0:02   35.7
mira      /home1         0  4436575  1437472  32.4   91:17  262.5   16:46 1429.4
mira      /usr           1   426207   157216  36.9    6:52  381.3    1:54 1379.4
mira      /var           1   228575    69120  30.2    3:17  351.7    0:53 1295.0
newton    /              1    28415     4000  14.1    1:07   59.9    0:04 1125.4
newton    /export        0   800479   317408  39.7   16:05  328.8    3:43 1422.8
newton    /home10        1     4959     1600  32.3    0:50   32.1    0:01 1165.8
newton    /home11        1    41311    11616  28.1    1:34  123.7    0:09 1326.6
newton    /home4         1  1700639   584800  34.4   27:53  349.5    6:52 1419.3
newton    /logsback      0  3638303  3631456  99.8   89:49  673.9   89:49  673.8
newton    /nfsamba       0   945535   322144  34.1   17:01  315.6    3:47 1420.6
newton    /nfsamba2      1       95       32  33.7    0:02   12.9    0:02   40.0
newton    /opt           0  1376415   333184  24.2   29:04  191.1    3:55 1420.0
newton    /sol2          1   838047    76096   9.1    8:15  153.8    0:53 1440.6
newton    /usr3          1    19711     8032  40.7    1:13  110.1    0:06 1280.6
newton    /usr4          0   FAILED --------------------------------------------
newton    /usr5          1   121407    38304  31.6    3:34  178.9    0:28 1370.5
newton    /wclrspool     1   533855   250912  47.0   12:32  333.7    2:58 1412.1
panther   /              0  2629215  1160640  44.1   48:22  400.0   13:32 1429.6
panther   /data          1    10513     5344  50.8    0:15  356.1    0:05 1019.0

(brought to you by Amanda version 2.4.1p1)

----- End of forwarded message from bin AT wadsworth DOT org -----



--
Frank Smith                                                fsmith AT hoovers 
DOT com
Systems Administrator                                     Voice: 512-374-4673
Hoover's Online                                             Fax: 512-374-4501

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