Re: [ADSM-L] Question about correct settings on Megaraid M5120 controller in IBM xseries with TSM
2015-11-13 09:03:11
Stefan
Can you provide details on the physical storage? What filesystem is in
use? What version of Linux? Did the installer configure and tune OS
parameters as indicated by TSM installation documentation? Are you allowed
to share the devclass and storage pool definitions?
Mike
On Friday, November 13, 2015, Stefan Folkerts <stefan.folkerts AT gmail DOT com>
wrote:
> Hello all,
>
> We have a situation where one of our customers is showing very slow
> performance on writing to a disk or file type storage pool on disk.
>
> Writing to tape with TSM is fast.
> Writing a database backup to disk is fast (this writes to the same drives
> but it writes to the devclass definition and not the storagepool definition
> of course)
> Writing to a disk or file type storagepool is very slow (10-15MB/s)
> Writing to the same disk in Linux is fast (200+ MB/s)
>
> I found and read this article:
> http://www-01.ibm.com/support/docview.wss?uid=swg21137676
>
> But before I make a call with IBM I was hoping some of you might know the
> correct settings for disk/file type storagepools on this type of local
> storage.
>
> Regards,
> Stefan
>
--
Best regards,
Mike <http://rbbuswiki.bbg.roche.com/wiki/ryderm_page:start>, x7942
RMD IT Client Services <http://rmsit.dia.roche.com/Pages/default.aspx>
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