Postgresql driver Question

From: Nicolas Modrzyk <Nicolas(dot)Modrzyk(at)inrialpes(dot)fr>
To:
Cc: Kris Jurka <books(at)ejurka(dot)com>, pgsql-jdbc(at)postgresql(dot)org, c-jdbc mailing list <c-jdbc(at)objectweb(dot)org>
Subject: Postgresql driver Question
Date: 2004-12-01 08:31:56
Message-ID: 41AD817C.3000503@inrialpes.fr
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Hi All,

We are performing intensive stress test of C-JDBC on top of a cluster of
4 postgresql servers.

During a run, one of the insert request was blocked in the postgresql
JDBC driver (latest version ...)

Here is the stack trace:
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(SocketInputStream.java:129)
at java.io.BufferedInputStream.fill(BufferedInputStream.java:183)
at java.io.BufferedInputStream.read(BufferedInputStream.java:201)
- locked <0xe7bf4cf0> (a java.io.BufferedInputStream)
at org.postgresql.core.PGStream.ReceiveChar(PGStream.java:166)
at
org.postgresql.core.QueryExecutor.executeV3(QueryExecutor.java:127)
- locked <0xe7bf2c10> (a org.postgresql.core.PGStream)
at org.postgresql.core.QueryExecutor.execute(QueryExecutor.java:100)
at org.postgresql.core.QueryExecutor.execute(QueryExecutor.java:43)
at
org.postgresql.jdbc1.AbstractJdbc1Statement.execute(AbstractJdbc1Statement.java:517)
at
org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:50)
at
org.postgresql.jdbc1.AbstractJdbc1Statement.executeUpdate(AbstractJdbc1Statement.java:273)
at
org.postgresql.jdbc1.AbstractJdbc1Statement.executeUpdate(AbstractJdbc1Statement.java:259)

Does that mean the postgresql server failed to send the result of the
update ?
Any idea on how to prevent this ?

Any help would be appreciated,

Nicolas Modrzyk,

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