Re: Two Necessary Kernel Tweaks for Linux Systems - Mailing list pgsql-performance

From Andrea Suisani
Subject Re: Two Necessary Kernel Tweaks for Linux Systems
Date
Msg-id 50EC383C.1060604@opinioni.net
Whole thread Raw
In response to Re: Two Necessary Kernel Tweaks for Linux Systems  (Andrea Suisani <sickpig@opinioni.net>)
List pgsql-performance
On 01/08/2013 09:29 AM, Andrea Suisani wrote:
> On 01/02/2013 10:46 PM, Shaun Thomas wrote:
>> Hey everyone!
>>
>> After much testing and hair-pulling, we've confirmed two kernel settings that
>  > should always be modified in production Linux systems. Especially new ones with
>> the completely fair scheduler (CFS) as opposed to the O(1) scheduler.
>
> [cut]
>
>> I just figured I'd share, since we found this info so beneficial.
>
> I just want to confirm that on our relatively small
> test server that tweaks give us a 25% performance boost!

12.5% sorry for the typo...


> Really appreciated Shaun.
>
> thanks
> Andrea
>
>
>
>



pgsql-performance by date:

Previous
From: Andrea Suisani
Date:
Subject: Re: Two Necessary Kernel Tweaks for Linux Systems
Next
From: Jeff Janes
Date:
Subject: Re: Partition table in 9.0.x?