On 04/30/2013 10:58 AM, Glyn Astill wrote:
kernel.sched_min_granularity_ns=900
kernel.sched_wakeup_granularity_ns=1200
I'll keep this in mind and do some testing when I get a chance. I think
I tried tweaking these and didn't get much of a return compared to the
migration cost, but th
>
> From: Glyn Astill
>To: "pgsql-general@postgresql.org"
>Sent: Tuesday, 30 April 2013, 16:58
>Subject: [GENERAL] Newer kernels and CFS scheduler again
>
>Hi All,
>
>
>As I'll soon be looking at migrating some of our
Hi All,
As I'll soon be looking at migrating some of our debian servers onto the new
stable release, I've started doing a bit of basic pgbench testing.
Initially I've seen a little performance regression with higher concurrent
clients when going from the 2.6.32 kernel to 3.2.14 (select on
