Amanda-Users

Re: all of a sudden all estimates are off...

2006-07-25 16:42:54
Subject: Re: all of a sudden all estimates are off...
From: Jean-Francois Malouin <Jean-Francois.Malouin AT bic.mni.mcgill DOT ca>
To: amanda-users AT amanda DOT org
Date: Tue, 25 Jul 2006 16:34:04 -0400
* Jon LaBadie <jon AT jgcomp DOT com> [20060725 16:22]:
> On Tue, Jul 25, 2006 at 04:13:08PM -0400, Jean-Francois Malouin wrote:
> > Hello,
> > 
> > I'm experiencing estimates that are way off with the result that level
> > 0s and 1s use the same space on tapes and now obviously that
> > throws the balance completely and every amdump eats through a lot
> > of tapes.
> > I'm using calcsize in my DLEs but it's the first time that the
> > estimate are completely off the tracks. It affects DLEs using gnutar
> > and xfsdump so I'm quite baffled by this one. 
> > 
> 
> Might your dumptype(s) have a "record no".

Just double checked and no, record is set to yes:

yorick /data/noel/noel1 {
   xfs-calc-100
} 2

define dumptype xfs-calc-100 {
   global
   program "DUMP"
   priority high
   compress none
   maxdumps 4
   estimate CALCSIZE
}

define dumptype global {
   comment "Global definitions"
   index yes
   record yes
}

There is even stranger stuff that I just noticed:

sendsize[1930073]: estimate size for /data/mril/mril5/bojana/images
level 0: 35142619 KB
sendsize[1930073]: estimate size for /data/mril/mril5/bojana/images
level 1: 13554 KB
sendsize[1930073]: estimate size for /data/mril/mril5/bojana/images
level 2: 13554 KB

But the amdump log reports that :

driver: result time 31411.774 from dumper0: DONE 01-00040 35153370 35153370 
6180 [sec 6179.877 kb 35153370 kps 5688.4 orig-kb 35153370]
driver: finished-cmd time 31412.169 dumper0 dumped 
yorick:/data/mril/mril5/bojana/images
driver: send-cmd time 31412.170 to taper: FILE-WRITE 00-00041
/holddisk/conf2/stk_40/20060725031507/yorick._data_mril_mril5_bojana_images.1
 yorick fffffeff9ffe7f /data/mril/mril5/bojana/images 1 20060725

D0 I see correctly that 35153370kb made it to tape which a tad bit
more than the level 0 estimate? (and at a crawling speed too...)

weird. jf

> 
> -- 
> 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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