Re: system is loosing disk space at extraordinary rate

Just ran across these Temporary Storage PTFs, for growth/leak problems.
maybe someone else mentioned them, but here's the link

<http://www-912.ibm.com/s_dir/slkbase.nsf/1ac66549a21402188625680b0002037e/88c105155938650086256a570053a140?OpenDocument&Highlight=0,qzdasoinit>

At 12:13 PM 4/2/02 +0200, you wrote:
>Memory leak in V4R5 ?
>
>A short summary of what we already investigated:
>
>- we controlled spool files / outqueues: there are few files (some
>hundred, not unnormal amount
>for a system of this size)
>- we are not using Save While Active (SWA), neither in our own jobs, nor on
>the commercial packages we use.
>- we don't do SQL (this was the one with the big index files)
>- we dont't do TCPIP over SNA controllers, we only have one 5494 doing
>native SNA
>- we dont't see high I/O activity on the system
>- we don't see jobs "abusing" the system with high percentages of CPU capacity
>- we are running a scheduled RTVDSKINF in the morning (6.00) and in the
>evening (19.00)
>to be able to compare %temporary used against the values of the snapshots
>before
>Results so far:
>- the nightjobs don't "eat" disk, seems to be no backup issue, then
>- even if only some users (under ten) are using the system (its easter
>holidays in germany)
>it eats memory at a significant rate (200 MB during a day)
>- we have intensive use of IFS-directories for temporary storage of bitmap
>files that are
>being merged into print jobs on the PC that triggers this job, could this
>be the culprit ?
>
>Thanks everybody for your tips so far,
>Philipp Rusch
>
>Philipp Rusch schrieb:
>
> > Hello all,
> > this is a strange one:
> > I did a release upgrade on a V4R4 machine (a 720) to V4R5 in november
> last year.
> > We were at about 50% used disk space at that time. PTF package C0198450 was
> > installed at that date as well, everything went fine.
> > Since we did not do any further IPLs since then, we someday noticed
> that something
> > is eating up disk space, until we reached 92 % last week.
> > Searching for the culprit was at no avail, we ended every user jobs,
> ended every non-system
> > job on the system, it eats space on and on. A short calculation led us
> to round about
> > 300 MB (!) temporary space which is used up every day since november.
> > WRKSYSSTS showed 29 GB of temp used space out of 77 GB total, this is
> 38 % of the
> > whole system !
> > When we scheduled an IPL to get rid of the temporary used space, I did
> endsbs *all *immed
> > at first hand and suddenly all our used disk space was free again ! You
> could watch it coming
> > back available when pressing F5 in wrkssysts display. I never saw this
> behaviour on an AS/400
> > before. IBM support was nearly as helpless as we, we ordered some PTFs
> that might help ...
> >
> > Any hints anybody ?
> >
> > Have a nice easter weekend,
> > regards from germany, Philipp Rusch
> >
>
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