From emilu@encs.concordia.ca Mon Oct 6 14:54:34 2014 Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1Xb9gH-000423-UT for pgsql-performance@arkaria.postgresql.org; Mon, 06 Oct 2014 14:54:34 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.80) (envelope-from ) id 1Xb9gH-0000CU-Em for pgsql-performance@arkaria.postgresql.org; Mon, 06 Oct 2014 14:54:33 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1Xb9gG-0000CM-Mn for pgsql-performance@postgresql.org; Mon, 06 Oct 2014 14:54:32 +0000 Received: from oldperseverance.encs.concordia.ca ([132.205.96.92]) by magus.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1Xb9g9-0004pR-3H for pgsql-performance@postgresql.org; Mon, 06 Oct 2014 14:54:31 +0000 Received: from cacao.encs.concordia.ca (emilu@cacao.encs.concordia.ca [132.205.47.225]) by oldperseverance.encs.concordia.ca (envelope-from emilu@encs.concordia.ca) (8.13.7/8.13.7) with ESMTP id s96EsMjg020391 for ; Mon, 6 Oct 2014 10:54:22 -0400 Message-ID: <5432AD1E.4070201@encs.concordia.ca> Date: Mon, 06 Oct 2014 10:54:22 -0400 From: Emi Lu Reply-To: emilu@encs.concordia.ca User-Agent: Mozilla/5.0 (X11; Linux i686 on x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.8.1 MIME-Version: 1.0 To: "pgsql-performance@postgresql.org" Subject: issue? Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.58 on oldperseverance.encs.concordia.ca at 2014/10/06 10:54:22 EDT X-Pg-Spam-Score: -1.2 (-) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-performance Precedence: bulk Sender: pgsql-performance-owner@postgresql.org Hello List,

May I know will <idle> cause any potential performance issues for psql8.3 please?
version (PostgreSQL 8.3.18 on x86_64-unknown-linux-gnu, compiled by GCC 4.1.2)

E.g., got 10 idle connections for 10 days.
 select current_query from pg_stat_activity  where usename ='test';
                              current_query                              
--------------------------------------------------------------------------
 <IDLE>
 <IDLE>
 <IDLE>
 <IDLE>
 <IDLE>
 <IDLE>
 <IDLE>
 <IDLE>
 <IDLE>
 <IDLE>

Thanks a lot!
Emi

From felipepts@gmail.com Mon Oct 6 15:07:40 2014 Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1Xb9sy-0004g1-G7 for pgsql-performance@arkaria.postgresql.org; Mon, 06 Oct 2014 15:07:40 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.80) (envelope-from ) id 1Xb9sy-0001V9-0L for pgsql-performance@arkaria.postgresql.org; Mon, 06 Oct 2014 15:07:40 +0000 Received: from makus.postgresql.org ([2001:4800:1501:1::229]) by malur.postgresql.org with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1Xb9sx-0001Uv-36 for pgsql-performance@postgresql.org; Mon, 06 Oct 2014 15:07:39 +0000 Received: from mail-oi0-x22f.google.com ([2607:f8b0:4003:c06::22f]) by makus.postgresql.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.80) (envelope-from ) id 1Xb9st-0003L1-W6 for pgsql-performance@postgresql.org; Mon, 06 Oct 2014 15:07:37 +0000 Received: by mail-oi0-f47.google.com with SMTP id a141so3725388oig.20 for ; Mon, 06 Oct 2014 08:07:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=S0N2UwN+8Pibx/VsTk3Cf3tP8XX6ua9hrVClNKjUnVg=; b=EZXeP5nsRfipXL/iISD7nct2sr60hSnRYoKqRWTq8r+9JOg80VqPxDOJoXp+dtrzke ef/zfAuBQF6fI6J+cr1gm8grZUpVNezmqpaf5NMVTMeFF+PNYixYOTw3x4GuH24T02KK coA4jINInHAWrczv8v2rtw8MWJFdgZDVI2B7HXAJ50Re0IRRZ5Ryzf17k+iFMDDIC37u bIO0BokjyRDDWnDscKERSSwmsV7tPoIa1Kx2+sbnCQ2BlEfSk2YhmGGOO8zSrZjAIt5q KvtTnHzVKv5rB6+Z/R72Yx+/p88VCTgQ5VrSGJZMST/iSINFkpMZ8goo3ykB4JrYd4mq rlWw== MIME-Version: 1.0 X-Received: by 10.60.133.228 with SMTP id pf4mr27838728oeb.38.1412608054927; Mon, 06 Oct 2014 08:07:34 -0700 (PDT) Received: by 10.76.104.176 with HTTP; Mon, 6 Oct 2014 08:07:34 -0700 (PDT) In-Reply-To: <5432AD1E.4070201@encs.concordia.ca> References: <5432AD1E.4070201@encs.concordia.ca> Date: Mon, 6 Oct 2014 12:07:34 -0300 Message-ID: Subject: Re: issue? From: Felipe Santos To: emilu@encs.concordia.ca Cc: "pgsql-performance@postgresql.org" Content-Type: multipart/alternative; boundary=047d7b471e0e52255c0504c2717b X-Pg-Spam-Score: -2.0 (--) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-performance Precedence: bulk Sender: pgsql-performance-owner@postgresql.org --047d7b471e0e52255c0504c2717b Content-Type: text/plain; charset=UTF-8 2014-10-06 11:54 GMT-03:00 Emi Lu : > Hello List, > > May I know will cause any potential performance issues for psql8.3 > please? > version (PostgreSQL 8.3.18 on x86_64-unknown-linux-gnu, compiled by GCC > 4.1.2) > > E.g., got 10 idle connections for 10 days. > select current_query from pg_stat_activity where usename ='test'; > current_query > -------------------------------------------------------------------------- > > > > > > > > > > > > Thanks a lot! > Emi > Hi Emi, As far as I know, it wont affect your performance. It will affect the overall quantity of users that can connect to the database though (since there is a limit that you can set up on postgres.conf). BR, Felipe --047d7b471e0e52255c0504c2717b Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
2014= -10-06 11:54 GMT-03:00 Emi Lu <emilu@encs.concordia.ca>:
=20 =20 =20
Hello List,

May I know will <idle> cause any potential performance issues for psql8.3 please?
version (PostgreSQL 8.3.18 on x86_64-unknown-linux-gnu, compiled by GCC 4.1.2)

E.g., got 10 idle connections for 10 days.
=C2=A0select current_query from pg_stat_activity=C2=A0 where usename =3D'test';
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 current_query=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0
--------------------------------------------------------------------------<= br> =C2=A0<IDLE>
=C2=A0<IDLE>
=C2=A0<IDLE>
=C2=A0<IDLE>
=C2=A0<IDLE>
=C2=A0<IDLE>
=C2=A0<IDLE>
=C2=A0<IDLE>
=C2=A0<IDLE>
=C2=A0<IDLE>

Thanks a lot!
Emi


Hi Emi,

As far as I know,= it wont affect your performance.

It will affect the overall quantity of users th= at can connect to the database though (since there is a limit that you can = set up on postgres.conf).

BR,

Felipe


--047d7b471e0e52255c0504c2717b-- From jaime.soler@gmail.com Mon Oct 6 21:10:48 2014 Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1XbFYO-0005Jv-Kf for pgsql-performance@arkaria.postgresql.org; Mon, 06 Oct 2014 21:10:48 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.80) (envelope-from ) id 1XbFYN-0000Rs-Hb for pgsql-performance@arkaria.postgresql.org; Mon, 06 Oct 2014 21:10:47 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1XbFYM-0000Re-Cd for pgsql-performance@postgresql.org; Mon, 06 Oct 2014 21:10:46 +0000 Received: from mail-wg0-x234.google.com ([2a00:1450:400c:c00::234]) by magus.postgresql.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.80) (envelope-from ) id 1XbFYI-0003gS-Qn for pgsql-performance@postgresql.org; Mon, 06 Oct 2014 21:10:45 +0000 Received: by mail-wg0-f52.google.com with SMTP id a1so7612725wgh.11 for ; Mon, 06 Oct 2014 14:10:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:subject:from:reply-to:to:cc:date:in-reply-to:references :content-type:mime-version:content-transfer-encoding; bh=h7JIJqB+VV2Tg5l/45g87ZpJVUIQzguzpzVqOSFU2Vc=; b=reW6+MdWlcp5qsrzJ1AyrLyxzqbZ40bgGvRTZ0s+qO84q45VFy8lZzLOkek7Jpvhz1 tz3z7F0j1eDS2VwPGjIsRTih2x7vQy3iKOvK55NGVEAcCVK5HcvruYzAIXMCW/pUXJbD 7y9727NrJj67aDo22ct72q8I6KzGY0UxmaDdN/HZhBwnivqjGnc0O0eYH8uBmTr6+z6w usDeYVH/xXWkPR2OduGfEKZxzII1YLJ3/l9dBZcf7YmV3KQhSU8bWOcw9GfPgCPtrCHC n7rL0JQSW3RZefz/Vo5SjojbBvqilfQOiuwwVdXIWuySBgwFAonqaRS4f5ign72/Pb6e 2n/g== X-Received: by 10.180.79.41 with SMTP id g9mr21078622wix.75.1412629840490; Mon, 06 Oct 2014 14:10:40 -0700 (PDT) Received: from [192.168.1.15] (84.125.145.40.dyn.user.ono.com. [84.125.145.40]) by mx.google.com with ESMTPSA id ew1sm18471772wjb.31.2014.10.06.14.10.39 for (version=SSLv3 cipher=RC4-SHA bits=128/128); Mon, 06 Oct 2014 14:10:39 -0700 (PDT) Message-ID: <1412629838.3456.9.camel@enterprisedb01> Subject: Re: issue? From: jaime soler Reply-To: jaime.soler@gmail.com To: emilu@encs.concordia.ca Cc: "pgsql-performance@postgresql.org" Date: Mon, 06 Oct 2014 23:10:38 +0200 In-Reply-To: <5432AD1E.4070201@encs.concordia.ca> References: <5432AD1E.4070201@encs.concordia.ca> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 Mime-Version: 1.0 Content-Transfer-Encoding: 8bit X-Pg-Spam-Score: -2.0 (--) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-performance Precedence: bulk Sender: pgsql-performance-owner@postgresql.org El lun, 06-10-2014 a las 10:54 -0400, Emi Lu escribió: > Hello List, > > May I know will cause any potential performance issues for > psql8.3 please? > version (PostgreSQL 8.3.18 on x86_64-unknown-linux-gnu, compiled by > GCC 4.1.2) > > E.g., got 10 idle connections for 10 days. > select current_query from pg_stat_activity where usename ='test'; > > current_query > -------------------------------------------------------------------------- > > > > > > > > > > > > Thanks a lot! > Emi Maybe your application is using a pool of 10 connections but it doesn't affect any potential performance issues. -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance