Amanda-Users

Re: Dump too big for tape

2003-05-30 10:43:45
Subject: Re: Dump too big for tape
From: Joshua Baker-LePain <jlb17 AT duke DOT edu>
To: Rebecca Pakish Crum <rebecca AT unterlaw DOT com>
Date: Fri, 30 May 2003 10:40:34 -0400 (EDT)
On Fri, 30 May 2003 at 9:30am, Rebecca Pakish Crum wrote

>                           Total       Full      Daily
>                         --------   --------   --------
> Estimate Time (hrs:min)    0:02
> Run Time (hrs:min)         3:57
> Dump Time (hrs:min)        0:58       0:58       0:00
> Output Size (meg)        5798.6     5787.0       11.7
> Original Size (meg)      5798.6     5787.0       11.7
> Avg Compressed Size (%)     --         --         --    (level:#disks
> ..)
> Filesystems Dumped           10          9          1   (1:1)
> Avg Dump Rate (k/s)      1717.8     1716.1     3433.8
> 
> Tape Time (hrs:min)        1:32       1:32       0:00
> Tape Size (meg)          5798.9     5787.2       11.7
> Tape Used (%)              50.1       50.0        0.1   (level:#disks
> ..)
> Filesystems Taped            10          9          1   (1:1)
> Avg Tp Write Rate (k/s)  1072.5     1072.4     1102.8
> 

> NOTES:
>   planner: Dump too big for tape: full dump of isymmdb:/var delayed.
>   taper: tape isymmdaily01 kb 5938112 fm 10 [OK]

> As I look back through my reports (2 days earlier my backup was 5950.2
> and it says my tape size was 5950.5) I see that my tape size is always
> reading .3 over my estimated dump size.
> 
> First, is this normal that my tape size never displays what it actually
> is.

Nope, that's normal.  Output Size is the size of all the dump images.  
Remember that amanda puts a 32KB header on each of those before they go to 
tape.  10 filesystems * 32KB is 320KB, or about .3 MB.  QED.

-- 
Joshua Baker-LePain
Department of Biomedical Engineering
Duke University



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