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From "Artem Aliev (JIRA)" <j...@apache.org>
Subject [jira] Created: (HARMONY-1904) Signals interrupt hysock_select calls.
Date Wed, 18 Oct 2006 10:45:40 GMT
Signals interrupt hysock_select calls.
--------------------------------------

                 Key: HARMONY-1904
                 URL: http://issues.apache.org/jira/browse/HARMONY-1904
             Project: Harmony
          Issue Type: Bug
          Components: Classlib
         Environment: linux
            Reporter: Artem Aliev
         Attachments: hysock.diff

DRLVM uses linux signals in thread suspend calls.
The signals interrupt select() call in port lib. 
This cause the JBoss failure with following stack trace:

java.net.SocketException: The call was cancelled
       at org.apache.harmony.luni.platform.OSNetworkSystem.availableStreamImpl(OSNetworkSystem.java)
       at org.apache.harmony.luni.platform.OSNetworkSystem.availableStream(OSNetworkSystem.java:216)
       at org.apache.harmony.luni.net.PlainSocketImpl.available(PlainSocketImpl.java:150)
       at org.apache.harmony.luni.net.SocketInputStream.available(SocketInputStream.java:50)
       at com.mysql.jdbc.util.ReadAheadInputStream.available(ReadAheadInputStream.java:212)
       at com.mysql.jdbc.MysqlIO.clearInputStream(MysqlIO.java:774)

See following mail thread for details
http://mail-archives.apache.org/mod_mbox/incubator-harmony-dev/200610.mbox/%3c4534F08F.9000208@pobox.com%3e


Workaround is attached, but see the e-mail for complains on this workaround


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