Amanda-Users

Re: backup just on holding disks makes many level 0

2006-03-14 09:26:17
Subject: Re: backup just on holding disks makes many level 0
From: Gene Heskett <gene.heskett AT verizon DOT net>
To: amanda-users AT amanda DOT org
Date: Tue, 14 Mar 2006 09:22:08 -0500
On Tuesday 14 March 2006 08:54, Thomas Widhalm wrote:
>On Mon, 2006-03-13 at 10:59 -0500, Jon LaBadie wrote:
>> On Mon, Mar 13, 2006 at 04:05:00PM +0100, Thomas Widhalm wrote:
>> > On Mon, 2006-03-13 at 15:57 +0100, Paul Bijnens wrote:
>> > > On 2006-03-13 15:45, Thomas Widhalm wrote:
>> > > > Hi!
>> > > >
>> > > > We have a rather old workstation running tao 1 (is RHEL 3)
>> > > > with amanda amanda-2.4.4p1-0.3E.1 . Since this is too old for
>> > > > vdisks, we just backup to the holding disk. But it makes lots
>> > > > of level 0 backups. Some filesystems have level 0 just every
>> > > > day!
>>
>> ...
>>
>> > > > Is there a way to make level incemental backups more often?
>> > > > Making more fulls throughout the backup cycle is ok since we
>> > > > got enough space, but not that many!
>> > >
>> > > What is your schedule?  (dumpcycle, etc.)
>> >
>> > dumpcycle 8 days. amanda run from a script within crontab every
>> > day.
>>
>> There was an "etc." up there.
>> Presumably your runspercycle is also 8?
>
>Set to 0, so it is 8.

I presume you means its 8 now, but was 0?  That would explain it, and 
should fix it as long as the reserved value is sufficient for the fulls 
you intend to do.

>> > > Are these dumps promoted frequently?
>> >
>> > Yes. Every day
>> >
>> > > How/when do you remove the older holdingdisk backups?
>> >
>> > There is a procedure within our script, which deletes any
>> > directory named after a date, older than 9 days with "rm -fr"
>>
>> Does this keep your index dir growing; or do you trim that too?
>>
>> Have you tried resetting some parameters like bumpsize, bumpmult,
>> and bumpdays?  They may have an affect on your situation.
>
>Thanks. I will search for these.
>
>> A workaround would be to use a dumptype that does no fulls, or
>> strategy incrmental only.  Then daily run a cron script that
>> selects the DLE's you want full dumps of and issues an amadmin
>> "force" command to cause a level 0 dump the next run.
>
>This is a rather good idea. If nothing else works out, I will try this
>for sure.
>
>Thanks.

-- 
Cheers, Gene
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Copyright 2006 by Maurice Eugene Heskett, all rights reserved.