| From: | Mel Llaguno <mllaguno(at)coverity(dot)com> |
|---|---|
| To: | Josh Berkus <josh(at)agliodbs(dot)com>, Przemysław Deć <przemyslaw(dot)dec(at)linuxpolska(dot)pl> |
| Cc: | "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Some performance testing? |
| Date: | 2015-04-07 18:07:12 |
| Message-ID: | D14978C1.340D7%mllaguno@coverity.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-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(at)agliodbs(dot)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
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