From: | Mikko Tiihonen <Mikko(dot)Tiihonen(at)nitorcreations(dot)com> |
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To: | Kris Jurka <books(at)ejurka(dot)com> |
Cc: | Craig Ringer <ringerc(at)ringerc(dot)id(dot)au>, Sérgio Saquetim <sergiosaquetim(at)gmail(dot)com>, "pgsql-jdbc(at)postgresql(dot)org" <pgsql-jdbc(at)postgresql(dot)org>, Rafael dos Santos Silva <xfalcox(at)gmail(dot)com> |
Subject: | Re: Severe performance degradation when using the 9.2-1000 JDBC 4 driver |
Date: | 2012-10-19 06:36:11 |
Message-ID: | 51061EFB789B4A45AC6598C83649B7BE8DB56894@NBL-EXCD1-01.nebula.local |
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Lists: | pgsql-jdbc |
> > I think the DNS lookup is part of the JDBC failover connection patch
> > that I created. I initially used a InetSocketAddress.getHostString()
> > that does not do any DNS lookups, but since that method was added in
> > Java7 I had to revert to getHostName() method which does.
> >
>
> Is there any functionality that we need that is provided by using
> InetSocketAddress or is it just a convenient object to pass around host
> and port together? The simplest option to me seems to be reverting to
> passing simple strings/ints around (possibly in some kind of our own
> container).
It is just a convenient container. And it seems on older JVMs it cannot be used for such purposes.
I agree that we should just replace it with our own container that contains the host/port pair.
-Mikko
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