pg.ddx.io  pgsql-performance@postgresql.org mailing list archive  

help / color / mirror / Atom feed
From: Mel Llaguno <mllaguno@coverity.com>
To: Josh Berkus <josh@agliodbs.com>
To: Przemysław Deć <przemyslaw.dec@linuxpolska.pl>
Cc: pgsql-performance@postgresql.org <pgsql-performance@postgresql.org>
Subject: Re: Some performance testing?
Date: Tue, 7 Apr 2015 18:07:12 +0000
Message-ID: <D14978C1.340D7%mllaguno@coverity.com> (raw)
In-Reply-To: <552416D6.2040108@agliodbs.com>
References: <551AFB01.50309@agliodbs.com>
	<D1405F9C.33CC4%mllaguno@coverity.com>
	<CADCcZRnZ6CCywjAzN_Xpt8qKzxensmqBkjcc-FWo9PFX7if6Dg@mail.gmail.com>
	<WM!c5b2b46ebd9f718cb8f25b50c609049523c0e48a4a935eda5b44eead9e224faef0bc78c3187dd87c01d9683114b75718!@asav-1.01.com>
	<5522F1DF.8090204@agliodbs.com>
	<D14965A7.340AB%mllaguno@coverity.com>
	<WM!477535f0700cb9e39116176c791b683604b726ca474a7054032a187a196cf9a501275f08be69ca1cdbd30cdacfe48bf3!@asav-2.01.com>
	<552416D6.2040108@agliodbs.com>
List-Unsubscribe:  <mailto:majordomo@postgresql.org?body=unsub%20pgsql-performance>

Care to elaborate? We usually do not recommend specific kernel versions
for our customers (who run on a variety of distributions). Thanks, M.

Mel Llaguno • Staff Engineer – Team Lead
Office: +1.403.264.9717 x310
www.coverity.com <http://www.coverity.com/; • Twitter: @coverity
Coverity by Synopsys


On 4/7/15, 11:41 AM, "Josh Berkus" <josh@agliodbs.com> wrote:

>On 04/07/2015 09:46 AM, Mel Llaguno wrote:
>> FYI - all my tests were conducted using Ubuntu 12.04 x64 LTS (which I
>> believe are all 3.xx series kernels).
>
>If it's 3.2 or 3.5, then your tests aren't useful, I'm afraid.  Both of
>those kernels have known, severe, memory management issues.
>
>-- 
>Josh Berkus
>PostgreSQL Experts Inc.
>http://pgexperts.com


-- 
Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-performance


view thread (21+ messages)  latest in thread

Message-ID: <D14978C1.340D7%mllaguno@coverity.com>
Permalink:  ../D14978C1.340D7%25mllaguno@coverity.com/
Also on:    postgresql.org/message-id/D14978C1.340D7%mllaguno@coverity.com

 · 

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-performance@postgresql.org
  Cc: mllaguno@coverity.com, josh@agliodbs.com, przemyslaw.dec@linuxpolska.pl
  Subject: Re: Some performance testing?
  In-Reply-To: <D14978C1.340D7%mllaguno@coverity.com>

* 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