Try show dedupdeleteinfo - if there are chunks queued or threads actively
working on deleting chunks, the volumes will remain.
Regards,
Joerg Pohlmann
-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of
Prather, Wanda
Sent: October 22, 2014 11:50
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: [ADSM-L] TSM 7.1 usage of volumes for dedupe
Don't believe that.
I have seen it before - if you can do a MOVE DATA, it isn't really empty.
I think it has to do with dedup.
-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of
Martha M McConaghy
Sent: Wednesday, October 22, 2014 1:06 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: [ADSM-L] TSM 7.1 usage of volumes for dedupe
Yup, they are really empty.
/data0/00000D57.BFS DEDUPEPOOL FILE 50.0
G 0.0 Full
tsm: TSMPRIMESERVER>q content /data0/00000D57.BFS Session established with
server TSMPRIMESERVER: Linux/x86_64
Server Version 7, Release 1, Level 1.0
Server date/time: 10/22/2014 12:54:58 Last access: 10/22/2014 11:36:27
ANR2034E QUERY CONTENT: No match found using this criteria.
ANS8001I Return code 11.
Martha
On 10/22/2014 12:08 PM, Michael Roesch wrote:
> Hi Martha,
>
> have you run "query content" on some of the volumes to see, if they
> are really empty?
>
> Michael
>
> On Wed, Oct 22, 2014 at 5:47 PM, Martha M McConaghy <
> martha.mcconaghy AT marist DOT edu> wrote:
>
>> We just installed TSM 7.1 during the summer and have been working on
>> migrating our backups over from our old v5.5 system. We are using
>> deduplication for our main storage pool and it seems to work great.
>> However, I'm concerned about how it is using the "volumes" in the
>> storage pool. Since we never ran v6, I don't know if this is "normal"
>> or if we have stumbled upon a bug in 7.1. So, I figured I'd ask on
>> the list and see if any of you have some insight.
>>
>> Our dedupe storage pool is dev class FILE, of course. It is set up
>> to acquire new scratch "volumes" as it needs over time. Originally,
>> I had the max scratch vols allowed at 999, which seemed reasonable.
>> After about a month, though, we hit that max and I had to keep raising it.
>> When I query the volumes belonging to this pool, I see many, many of
>> them in full status, with pct util=0:
>> Volume Name Storage Device
>> Estimated Pct Volume
>> Pool Name Class
>> Name Capacity Util Status
>> ------------------------ -----------
>> ---------- --------- ----- --------
>> /data0/00000B55.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000B8F.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000BCF.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000BD6.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000C16.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000C2A.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000C63.BFS DEDUPEPOOL FILE 49.9
>> G 100.0 Full
>> /data0/00000C72.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000C79.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000C84.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000C8C.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000C93.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000C9A.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000CA1.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>> /data0/00000CB3.BFS DEDUPEPOOL FILE 50.0
>> G 0.0 Full
>>
>> Literally, hundreds of them. I run reclamations, but these volumes
>> never get touched nor reclaimed. Seems to me that they should. I've
>> gone over the admin guide several times, but have found nothing
>> touching on this. We just applied the 7.1.1.0 updates, but that has
>> not helped either. If I do a move data on each, they will disappear.
>> However, more will return to take their place. Anyone seen this
>> before, or have any suggestions?
>>
>> Martha
>>
>> --
>> Martha McConaghy
>> Marist: System Architect/Technical Lead
>> SHARE: Director of Operations
>> Marist College IT
>> Poughkeepsie, NY 12601
>>
--
Martha McConaghy
Marist: System Architect/Technical Lead
SHARE: Director of Operations
Marist College IT
Poughkeepsie, NY 12601
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