Hi,
free diskspace is 34gb (underlying xfs) (complete db dump is 9gb). free
-tm says 6gb free ram and 6gb unused swap space.
can i decrease shared buffers without pg restart?
thx
Thomas
Shoaib Mir schrieb:
Looks like with 1.8 GB usage not much left for dump to get the
required chunk from memory. Not sure if that will help but try
increasing the swap space...
-------------
Shoaib Mir
EnterpriseDB ( www.enterprisedb.com <http://www.enterprisedb.com>)
On 12/15/06, *Thomas Markus* <t.markus@xxxxxxxxxxxxx
<mailto:t.markus@xxxxxxxxxxxxx>> wrote:
Hi,
logfile content see http://www.rafb.net/paste/results/cvD7uk33.html
- cat /proc/sys/kernel/shmmax is 2013265920
- ulimit is unlimited
kernel is 2.6.15-1-em64t-p4-smp, pg version is 8.1.0 32bit
postmaster process usage is 1.8gb ram atm
thx
Thomas
Shoaib Mir schrieb:
> Can you please show the dbserver logs and syslog at the same
time when
> it goes out of memory...
>
> Also how much is available RAM you have and the SHMMAX set?
>
> ------------
> Shoaib Mir
> EnterpriseDB ( www.enterprisedb.com
<http://www.enterprisedb.com> <http://www.enterprisedb.com>)
>
> On 12/15/06, *Thomas Markus* <t.markus@xxxxxxxxxxxxx
<mailto:t.markus@xxxxxxxxxxxxx>
> <mailto: t.markus@xxxxxxxxxxxxx
<mailto:t.markus@xxxxxxxxxxxxx>>> wrote:
>
> Hi,
>
> i'm running pg 8.1.0 on a debian linux (64bit) box (dual
xeon 8gb ram)
> pg_dump creates an error when exporting a large table with
blobs
> (largest blob is 180mb)
>
> error is:
> pg_dump: ERROR: out of memory
> DETAIL: Failed on request of size 1073741823.
> pg_dump: SQL command to dump the contents of table
"downloads" failed:
> PQendcopy() failed.
> pg_dump: Error message from server: ERROR: out of memory
> DETAIL: Failed on request of size 1073741823.
> pg_dump: The command was: COPY public.downloads ... TO stdout;
>
> if i try pg_dump with -d dump runs with all types (c,t,p),
but i cant
> restore (out of memory error or corrupt tar header at ...)
>
> how can i backup (and restore) such a db?
>
> kr
> Thomas
>
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