Re: question about 3sec timeouts with tcp
From: Jeremy Jackson
Date: Thu Mar 27 2008 - 12:17:39 EST
You should also consider the connection handling code in mysqld has had
issues on linux for years IMO, I think it's am mismatch between the code
and the ERESTARTSYS setting of socket accept(), we get a high number of
failed connections from PHP to mysqld.
On Thu, 2008-03-27 at 16:34 +0100, Marlon de Boer wrote:
> Marlon de Boer wrote:
> > Hi list,
> >
> > I'm trying to solve a problem with 3sec timeouts with tcp connections,we
> > are seeing these timeouts in both production and test environments. The
> > timeouts mainly occur from our webservers connecting to our mysql
> > backend. (about 450 webservers, connecting to somewhat 400 database
> > servers, serving 13 million pageviews per hour during busy hours).
--
Jeremy Jackson
Coplanar Networks
(519)489-4903
http://www.coplanar.net
jerj@xxxxxxxxxxxx
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