Veritas-bu

Re: [Veritas-bu] Disk Staging Flush

2010-07-01 13:46:12
Subject: Re: [Veritas-bu] Disk Staging Flush
From: "Martin, Jonathan" <JMARTI05 AT intersil DOT com>
To: "Nate Sanders" <sandersn AT dmotorworks DOT com>, "Ed Wilts" <ewilts AT ewilts DOT org>
Date: Thu, 1 Jul 2010 13:45:51 -0400
Run an "ls" on the directory where the images are. You should see
something like:

|Image Identifier|C#|F#|Backup Time|.img
Server_1234567890_C1_F1_1234567890.img
Server_1234567890_C1_F2_1234567890.img
Server_1234567890_C1_F3_1234567890.img
Server_1234567890_C1_F4_1234567890.img
Server_1234567890_C1_F5_1234567890.img
Server_1234567890_C1_F6_1234567890.img
Server_1234567890_C1_F7_1234567890.img

The C# is copy number (generally 1)
The F# is fragment number (#1 thru however big the image is.)

If you see that you have images missing fragment #1 or with gaps in the
numbers, then you probably have partial images (the known issue with 5.1
DSSUs).

Run bpimagelist -L -backupid <ImageIdentifier> to query the catalog. If
the catalog does not recognize these files on the DSSU, then they are
orphaned. You can safely delete them.

-Jonathan

-----Original Message-----
From: veritas-bu-bounces AT mailman.eng.auburn DOT edu
[mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of Nate
Sanders
Sent: Thursday, July 01, 2010 1:22 PM
To: Ed Wilts
Cc: Sanders, Nate; veritas-bu AT mailman.eng.auburn DOT edu
Subject: Re: [Veritas-bu] Disk Staging Flush

This is also a two parter because I'm getting errors about DSSU being
full and jobs unable to write to it despite the fact a Flush just ran..
So maybe there are orphaned files in there. Not sure how to verify that
on DSSU.


On 07/01/2010 11:54 AM, Nate Sanders wrote:
> >From the UI on the left is Storage Units. In here we have
dssu1,2,3,4.
> Right clicking on these and going to Change, then clicking on Disk
> Staging Schedule you see "Schedule type", which is (*) Frequency and
is
> set to 4 hours.
>
> So every 4 hours it's supposed to be expiring and copying to tape, no?
> So I guess what it does is copy, not remove. But the difference is
that
> it sets the data to expired so the new data can overwrite it, yeah? Is
> there a way to see what data on the DSSU is currently
locked/not-expired?
>
>
> On 07/01/2010 11:42 AM, Ed Wilts wrote:
>   
>> On Thu, Jul 1, 2010 at 11:35 AM, Nate Sanders
<sandersn AT dmotorworks DOT com<mailto:sandersn AT dmotorworks DOT com>> wrote:
>> NBU Ver: 5.1MP6
>>
>> Why is it that even after a DSSU flush and no other running jobs, the
>> file system still shows up as %100 usage from a Linux server?
>>
>> Several reasons.  First, there were lots of bugs in the DSSU code
back in 5.1.  If you can, you really should upgrade.
>> Secondly, until another job requires the space, the existing images
on disk won't get deleted until they expire.
>>
>> If another job starts up, does the space get deleted?
>>
>> Have you checked for orphan images on disk?  i.e. images on disk that
aren't in the catalog?  That was a common bug and required a manual
cleanup.
>>
>> Ed Wilts, RHCE, BCFP, BCSD, SCSP, SCSE
>> ewilts AT ewilts DOT org<mailto:ewilts AT ewilts DOT org>
>>
[http://www.images.wisestamp.com/linkedin.png]Linkedin<http://www.linked
in.com/in/ewilts>
>>
>>
>>
>>   
>>     
>   

-- 
Nate Sanders            Digital Motorworks
System Administrator      (512) 692 - 1038




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