pg.ddx.io  pgsql-admin@postgresql.org mailing list archive  
help / color / mirror / Atom feed
From: Silvio Brandani <silvio.brandani@tech.sdb.it>
To: Silvio Brandani <silvio.brandani@tech.sdb.it>
Cc: pgsql-admin@postgresql.org
Subject: Re: out of memory error
Date: Fri, 06 Aug 2010 13:56:53 +0200
Message-ID: <4C5BF885.9060105@tech.sdb.it> (raw)
In-Reply-To: <4C5BC43B.7050503@tech.sdb.it>
References: <288793.40690.qm@web39707.mail.mud.yahoo.com>
	<4C5BC43B.7050503@tech.sdb.it>

Silvio Brandani ha scritto:
> Bob Lunney ha scritto:
>> Silvio ,
>> I had a similar problem when starting the database from an account 
>> that didn't have the appropriate ulimits set.  Check the ulimit 
>> values using ulimit -a.
>>
>> HTH,
>>
>> Bob Lunney
>>
>> --- On Thu, 8/5/10, Silvio Brandani <silvio.brandani@tech.sdb.it> wrote:
>>
>>  
>>> From: Silvio Brandani <silvio.brandani@tech.sdb.it>
>>> Subject: [ADMIN] out of memory error
>>> To: pgsql-admin@postgresql.org
>>> Date: Thursday, August 5, 2010, 9:01 AM
>>> Hi,
>>>
>>> a query on our production database give following errror:
>>>
>>>
>>> 2010-08-05 10:52:40 CEST [12106]: [278-1] ERROR:  out
>>> of memory
>>> 2010-08-05 10:52:40 CEST [12106]: [279-1] DETAIL: Failed on request 
>>> of size 48.
>>>
>>>
>>>
>>>
>>> any suggestion ?
>>>
>>> -- Silvio Brandani
>>> Infrastructure Administrator
>>> SDB Information Technology
>>> Phone: +39.055.3811222
>>> Fax:   +39.055.5201119
>>>
>>> ---
>>>
>>>
>>>
>>>
>>>
>>>
>>> Utilizziamo i dati personali che la riguardano
>>> esclusivamente per nostre finalità amministrative e
>>> contabili, anche quando li comunichiamo a terzi.
>>> Informazioni dettagliate, anche in ordine al Suo diritto di
>>> accesso e agli altri Suoi diritti, sono riportate alla
>>> pagina http://www.savinodelbene.com/news/privacy.html
>>> Se avete ricevuto questo messaggio per errore Vi preghiamo
>>> di ritornarlo al mittente eliminandolo assieme agli
>>> eventuali allegati, ai sensi art. 616 codice penale 
>>> http://www.savinodelbene.com/codice_penale_616.html
>>> L'Azienda non si assume alcuna responsabilità giuridica
>>> qualora pervengano da questo indirizzo messaggi estranei
>>> all'attività lavorativa o contrari a norme.
>>> -- 
>>>
>>> -- Sent via pgsql-admin mailing list (pgsql-admin@postgresql.org)
>>> To make changes to your subscription:
>>> http://www.postgresql.org/mailpref/pgsql-admin
>>>
>>>     
>>
>>
>>      
>>   
> I have the following set:
>
> ulimit -a
> core file size          (blocks, -c) 0
> data seg size           (kbytes, -d) unlimited
> max nice                        (-e) 0
> file size               (blocks, -f) unlimited
> pending signals                 (-i) 71679
> max locked memory       (kbytes, -l) 32
> max memory size         (kbytes, -m) unlimited
> open files                      (-n) 1024
> pipe size            (512 bytes, -p) 8
> POSIX message queues     (bytes, -q) 819200
> max rt priority                 (-r) 0
> stack size              (kbytes, -s) 10240
> cpu time               (seconds, -t) unlimited
> max user processes              (-u) 71679
> virtual memory          (kbytes, -v) unlimited
> file locks                      (-x) unlimited
>
> Silvio B
>
it seems the execution plan is different for this query when run from 
the application versus the psql . How can I check the execution plan of 
a query run by a user??
I can set explain analyze for the query via psql but how can I check 
with application running the query???

Thanks

---






Utilizziamo i dati personali che la riguardano esclusivamente per nostre finalità amministrative e contabili, anche quando li comunichiamo a terzi. Informazioni dettagliate, anche in ordine al Suo diritto di accesso e agli altri Suoi diritti, sono riportate alla pagina http://www.savinodelbene.com/news/privacy.html
Se avete ricevuto questo messaggio per errore Vi preghiamo di ritornarlo al mittente eliminandolo assieme agli eventuali allegati, ai sensi art. 616 codice penale http://www.savinodelbene.com/codice_penale_616.html
L'Azienda non si assume alcuna responsabilità giuridica qualora pervengano da questo indirizzo messaggi estranei all'attività lavorativa o contrari a norme.
--



view thread (42+ messages)  latest in thread

Message-ID: <4C5BF885.9060105@tech.sdb.it>
Permalink:  ../4C5BF885.9060105@tech.sdb.it/
Also on:    postgresql.org/message-id/4C5BF885.9060105@tech.sdb.it

 · 

reply

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Reply to all the recipients using the --to and --cc options:
  reply via email

  To: pgsql-admin@postgresql.org
  Cc: silvio.brandani@tech.sdb.it
  Subject: Re: out of memory error
  In-Reply-To: <4C5BF885.9060105@tech.sdb.it>

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox