Message-ID: <gh-pgjdbc-pgjdbc-3530-c3154198771@github.com>
From: "pantam-bhaskar (@pantam-bhaskar)" <noreply+pantam-bhaskar@github.com>
To: "pgjdbc/pgjdbc" <noreply+pgjdbc-pgjdbc@github.com>
Date: Tue, 05 Aug 2025 09:01:46 +0000
Subject: Re: [pgjdbc/pgjdbc] issue #3530: JDBC Shared Timer set to cancelled
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> Do you also have a corresponding OOM Exception ?

Hi @davecramer 
No, we haven't encountered OOM Exception but I found I/O Exception before "Timer already cancelled" Exception.
```
Caused by: org.postgresql.util.PSQLException: An I/O error occurred while sending to the backend.
	at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:399)
	at org.postgresql.jdbc.PgStatement.executeInternal(PgStatement.java:517)
	at org.postgresql.jdbc.PgStatement.execute(PgStatement.java:434)
	at org.postgresql.jdbc.PgStatement.executeWithFlags(PgStatement.java:356)
	at org.postgresql.jdbc.PgStatement.executeCachedSql(PgStatement.java:341)
	at org.postgresql.jdbc.PgStatement.executeWithFlags(PgStatement.java:317)
	at org.postgresql.jdbc.PgStatement.executeQuery(PgStatement.java:266)
	at com.org.datamanger.query.execution.JdbcExternalQueryExecutorImpl.fetchResultSet(JdbcExternalQueryExecutorImpl.java:1050)
	at com.org.datamanger.query.execution.JdbcExternalQueryExecutorImpl.executeQuery(JdbcExternalQueryExecutorImpl.java:166)
	... 8 common frames omitted
Caused by: java.io.EOFException: null
	at org.postgresql.core.PGStream.receiveChar(PGStream.java:478)
	at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2174)
	at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:372)
	... 16 common frames omitted
```