From: | Oliver Jowett <oliver(at)opencloud(dot)com> |
---|---|
To: | Antonini Roberto <Roberto(dot)Antonini(at)TILAB(dot)COM> |
Cc: | pgsql-jdbc(at)postgresql(dot)org |
Subject: | Re: I/O error |
Date: | 2004-08-13 11:37:57 |
Message-ID: | 411CA815.3030300@opencloud.com |
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Thread: | |
Lists: | pgsql-jdbc |
Antonini Roberto wrote:
> Hi all,
>
> Someone could explain to me the meaning of this exception:
>
>
>
> *An I/O error occured while reading from backend - Exception:
> java.net.SocketException: Connection reset*
>
> when I try to invoke DB function to remote DB.
>
> could it be a driver trouble?
The driver is reporting a TCP/IP-level communication error.
The usual cause is a stateful firewall betweeen the JDBC client and the
server. A connection that stays idle for a long time may be considered
dead and dropped by the firewall, and you will see a "connection reset"
error when it is eventually reused.
-O
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