From: | Dave Cramer <pg(at)fastcrypt(dot)com> |
---|---|
To: | amithbm <amithbm(at)gmail(dot)com> |
Cc: | List <pgsql-jdbc(at)postgresql(dot)org> |
Subject: | Re: Hibernate over postgresql |
Date: | 2014-06-11 10:14:52 |
Message-ID: | CADK3HH+1SDgfeFu5JsbqLTq7na20Wy0Rx14imb+3pHXUGHGGDw@mail.gmail.com |
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Lists: | pgsql-jdbc |
Well the server doesn't control when ACK's are sent. I'd say this is some
artifact of the network/ OS
Dave Cramer
dave.cramer(at)credativ(dot)ca
http://www.credativ.ca
On 11 June 2014 03:20, amithbm <amithbm(at)gmail(dot)com> wrote:
> amithbm wrote
> > I installed 9.2.7 keeping the client the same. The performance was even
> > better than before (100%-150% better) and the ACKs were still being
> > treated as asynchronous (Deduced by looking at tcpdump)
> > But the problem remains with the other 9.2.7 server (With the same
> client)
> > where ACKs are treated as synchronous and hence my round trip time is
> > more.
>
> It may be important to mention here that the machine with the issue has a
> virtual IP configured. So clients connect to it using this virtual IP. The
> other machine which works fine doesn't have virtual IP configured.
>
>
>
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