Re: pg_connect takes 3.0 seconds - Mailing list pgsql-performance

From Scott Marlowe
Subject Re: pg_connect takes 3.0 seconds
Date
Msg-id dcc563d11001061934r1f220029v896ea63beae298e6@mail.gmail.com
Whole thread Raw
In response to Re: pg_connect takes 3.0 seconds  (Dmitri Girski <mitek17@gmail.com>)
List pgsql-performance
On Wed, Jan 6, 2010 at 7:44 PM, Dmitri Girski <mitek17@gmail.com> wrote:
> Hi everybody,
> Many thanks to everyone replied, I think we are on the right way.
> I've used tcpdump to generate the logs and there are a lot of dropped
> packets due to the bad checksum. Network guy is currently looking at the
> problem and most likely this is hardware issue.

95% of these problems are a bad NIC or a bad cable. Since cables are
easy to change I'd try those first, then NICs.  Since lots of servers
have dual nics that's a pretty easy change too.

 Every now and then it's a bad switch / router.

pgsql-performance by date:

Previous
From: Dmitri Girski
Date:
Subject: Re: pg_connect takes 3.0 seconds
Next
From: Nikolas Everett
Date:
Subject: Re: noob inheritance question