Amanda-Users

Re: dumps too big

2004-03-26 11:06:17
Subject: Re: dumps too big
From: Gene Heskett <gene.heskett AT verizon DOT net>
To: amanda-users AT amanda DOT org
Date: Fri, 26 Mar 2004 11:01:09 -0500
On Friday 26 March 2004 10:18, Brian Cuttler wrote:
>Hi amanda users,
>
>Just to confirm that I'm understanding what I'm seeing.
>
>"dumps too big" - the planner decided that there wasn't enough room
>on the tape for all of the partitions given its estimates so it
> decided to skip this one partition for the day.
>
>"out of tape" means that the planner 'missed', quite possibly
> because I've given a tape length estimate that was too large, the
> the dump was left in the amanda work area. This left laksha's root
> in work area as well as the partition it was trying to put to tape
> when EOT was hit.
>
>FAILURE AND STRANGE DUMP SUMMARY:
>  laksha     /usr3/agrawal lev 0 FAILED [dumps too big, 4637885 KB,
> but cannot incremental dump new disk] laksha     /usr3/partha lev 0
> FAILED [out of tape]
>
>Do I have that right ?
>
>If so I'll recheck my amanda.conf and make sure I'm not habitually
>lying to the planner.
>
I don't seem to recall what size your tapes were Brian.  If they are 
DDS2's, 4Gb native, then that DLE is still too large, and it will 
have to be broken down into the next level of subdirs, each a 
seperate DLE.  I'm in that situation here, and I've found that amanda 
seems to handle the balanceing act with much more agility when she 
has numerous small (nearly 50 in fact) DLE's as opposed to maybe only 
7 or 8 big ones.

However, in your situation as I can see from your sig, I'd sure be on 
a campaign to acquire a larger, with robotics, drive or library if 
I'm guessing correctly that you are stuck with a DDS2 drive now.  I'm 
just a home user, so nobody dies, or gets a benefit denied if I lose 
my system, but I'm not sure I'd want to trust your data to a travan 
(multiple yucky's) or DDS (somewhat better) tape.  Its true, you 
really do get what you pay for...

>Have to say - tar for user partitions is working out great, haven't
>been able to backup /usr3 in a year.
>
>                                               thanks,
>
>                                               Brian
>
>---
>   Brian R Cuttler                 brian.cuttler AT wadsworth DOT org
>   Computer Systems Support        (v) 518 486-1697
>   Wadsworth Center                (f) 518 473-6384
>   NYS Department of Health        Help Desk 518 473-0773
>
>
>
>
>----- Forwarded message from Super-User -----
>
>These dumps were to tape LAKSHA17.
>*** A TAPE ERROR OCCURRED: [[writing file: No space left on
> device]]. Some dumps may have been left in the holding disk.
>Run amflush to flush them to tape.
>The next tape Amanda expects to use is: LAKSHA18.
>
>FAILURE AND STRANGE DUMP SUMMARY:
>  laksha     /usr3/agrawal lev 0 FAILED [dumps too big, 4637885 KB,
> but cannot incremental dump new disk] laksha     /usr3/partha lev 0
> FAILED [out of tape]
>
>
>STATISTICS:
>                          Total       Full      Daily
>                        --------   --------   --------
>Estimate Time (hrs:min)    0:06
>Run Time (hrs:min)         9:09
>Dump Time (hrs:min)       11:56       9:34       2:23
>Output Size (meg)       50562.8    41349.9     9212.9
>Original Size (meg)     71549.4    58072.1    13477.3
>Avg Compressed Size (%)    70.7       71.2       68.4  
> (level:#disks ...) Filesystems Dumped            6          2      
>    4   (1:4) Avg Dump Rate (k/s)      1204.6     1230.4     1100.7
>
>Tape Time (hrs:min)        3:18       1:50       1:28
>Tape Size (meg)         20694.2    11496.2     9198.1
>Tape Used (%)              59.1       32.8       26.3  
> (level:#disks ...) Filesystems Taped             4          1      
>    3   (1:3) Avg Tp Write Rate (k/s)  1787.1     1791.2     1782.1
>
>USAGE BY TAPE:
>  Label          Time      Size      %    Nb
>  LAKSHA17       3:18   20694.2   59.1     4
>
>
>NOTES:
>  driver: WARNING: /amanda/work: 92160000 KB requested, but only
> 87585952 KB available. planner: Adding new disk
> laksha:/usr3/manjuli.
>  planner: Adding new disk laksha:/usr3/agrawal.
>  planner: Adding new disk laksha:/usr3/partha.
>  taper: tape LAKSHA17 kb 38635360 fm 5 writing file: No space left
> on device driver: going into degraded mode because of tape error.
>
>
>DUMP SUMMARY:
>                                      DUMPER STATS               
> TAPER STATS HOSTNAME DISK           L   ORIG-KB    OUT-KB COMP%
> MMM:SS   KB/s MMM:SS   KB/s ------------------------
> --------------------------------------- ------------- andaman
> /dev/root      1      7206       916  12.7   0:04  222.4   0:02 
> 375.0 laksha  /dev/root      1     39884     15203  38.1   0:34 
> 452.0   N/A    N/A laksha  /usr1          1        98        14 
> 14.3   0:26    0.5   0:02    6.3 laksha  /usr2          1  13753599
>   9417877  68.5 141:47 1107.0  88:01 1783.5 laksha  /usr3/agrawal 
> 0 FAILED ---------------------------------------------- laksha 
> /usr3/manjuli  0  17146670  11772105  68.7 192:47 1017.7 109:32
> 1791.2 laksha  /usr3/partha   0  42319152  30570148  72.2 380:45
> 1338.1  FAILED  -----
>
>(brought to you by Amanda version 2.4.4p1-20030716)
>
>----- End of forwarded message from Super-User -----

-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
99.22% setiathome rank, not too shabby for a WV hillbilly
Yahoo.com attornies please note, additions to this message
by Gene Heskett are:
Copyright 2004 by Maurice Eugene Heskett, all rights reserved.

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