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From Peter Ondruška <peter.ondruska+de...@kaibo.eu>
Subject Re: Random DRDA Error on IBM J9 JVM
Date Mon, 19 Mar 2012 16:12:23 GMT
I have seen the same problem and resolved by upgrading Derby to 10.8.
There must be something strange in J9 and Derby coexistence. This
happened very random.

On Mon, Mar 19, 2012 at 4:55 PM, Brandon L. Duncan
<brandonl.duncan@gmail.com> wrote:
> I was wondering if anyone came across this error before while attempting to
> establish a connection to Derby? The database seems to boot fine, but when a
> connection is attempted it just bombs out. It also is not
> always reproducible, as at times it will be fine, other times it errors with
> the exception below. The JVM is IBM's J9 implementation. I know Derby
> 10.4.2.0 is a wee bit old, but upgrading this instance would not be easy at
> this point.
>
> java version "1.6.0"
>
> Java(TM) SE Runtime Environment (build
> pap3260sr9ifix-20110211_02(SR9+IZ94423))
>
> IBM J9 VM (build 2.4, JRE 1.6.0 IBM J9 2.4 OS/400 ppc-32
> jvmap3260sr9-20101130 (JIT enabled, AOT enabled)
>
> J9VM - 20101124_069295
>
> JIT  - r9_20101028_17488ifx2
>
> GC   - 20101027_AA)
>
> JCL  - 20101119_01
>
>
> Derby Log:
>
> Apache Derby Network Server - 10.4.2.0 - (689064) started and ready to
> accept connections on port 1555 at 2012-03-15 13:27:29.860 GMT
> Connection number: 1.
>
> 2012-03-15 13:27:34.382 GMT:
> Shutting down instance a816c00e-0136-168a-b0de-ffffd934f54c
> ----------------------------------------------------------------
> 2012-03-15 13:27:34.384 GMT Thread[DRDAConnThread_11,5,main] Cleanup action
> starting
> java.lang.NullPointerException
> at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.stop(Unknown
> Source)
> at org.apache.derby.impl.services.monitor.TopService.stop(Unknown Source)
> at org.apache.derby.impl.services.monitor.TopService.shutdown(Unknown
> Source)
> at org.apache.derby.impl.services.monitor.BaseMonitor.bootService(Unknown
> Source)
> at
> org.apache.derby.impl.services.monitor.BaseMonitor.startProviderService(Unknown
> Source)
> at
> org.apache.derby.impl.services.monitor.BaseMonitor.findProviderAndStartService(Unknown
> Source)
> at
> org.apache.derby.impl.services.monitor.BaseMonitor.startPersistentService(Unknown
> Source)
> at
> org.apache.derby.iapi.services.monitor.Monitor.startPersistentService(Unknown
> Source)
> at org.apache.derby.impl.jdbc.EmbedConnection.bootDatabase(Unknown Source)
> at org.apache.derby.impl.jdbc.EmbedConnection.<init>(Unknown Source)
> at org.apache.derby.jdbc.Driver40.getNewEmbedConnection(Unknown Source)
> at org.apache.derby.jdbc.InternalDriver.connect(Unknown Source)
> at org.apache.derby.jdbc.AutoloadedDriver.connect(Unknown Source)
> at org.apache.derby.impl.drda.Database.makeConnection(Unknown Source)
> at org.apache.derby.impl.drda.DRDAConnThread.getConnFromDatabaseName(Unknown
> Source)
> at org.apache.derby.impl.drda.DRDAConnThread.verifyUserIdPassword(Unknown
> Source)
> at org.apache.derby.impl.drda.DRDAConnThread.parseSECCHK(Unknown Source)
> at org.apache.derby.impl.drda.DRDAConnThread.parseDRDAConnection(Unknown
> Source)
> at org.apache.derby.impl.drda.DRDAConnThread.processCommands(Unknown Source)
> at org.apache.derby.impl.drda.DRDAConnThread.run(Unknown Source)
> Cleanup action completed
> 2012-03-15 13:27:34.385 GMT Thread[DRDAConnThread_11,5,main] Cleanup action
> starting
> java.lang.NullPointerException
> at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.stop(Unknown
> Source)
> at org.apache.derby.impl.services.monitor.TopService.stop(Unknown Source)
> at org.apache.derby.impl.services.monitor.TopService.shutdown(Unknown
> Source)
> at org.apache.derby.impl.services.monitor.BaseMonitor.bootService(Unknown
> Source)
> at
> org.apache.derby.impl.services.monitor.BaseMonitor.startProviderService(Unknown
> Source)
> at
> org.apache.derby.impl.services.monitor.BaseMonitor.findProviderAndStartService(Unknown
> Source)
> at
> org.apache.derby.impl.services.monitor.BaseMonitor.startPersistentService(Unknown
> Source)
> at
> org.apache.derby.iapi.services.monitor.Monitor.startPersistentService(Unknown
> Source)
> at org.apache.derby.impl.jdbc.EmbedConnection.bootDatabase(Unknown Source)
> at org.apache.derby.impl.jdbc.EmbedConnection.<init>(Unknown Source)
> at org.apache.derby.jdbc.Driver40.getNewEmbedConnection(Unknown Source)
> at org.apache.derby.jdbc.InternalDriver.connect(Unknown Source)
> at org.apache.derby.jdbc.AutoloadedDriver.connect(Unknown Source)
> at org.apache.derby.impl.drda.Database.makeConnection(Unknown Source)
> at org.apache.derby.impl.drda.DRDAConnThread.getConnFromDatabaseName(Unknown
> Source)
> at org.apache.derby.impl.drda.DRDAConnThread.verifyUserIdPassword(Unknown
> Source)
> at org.apache.derby.impl.drda.DRDAConnThread.parseSECCHK(Unknown Source)
> at org.apache.derby.impl.drda.DRDAConnThread.parseDRDAConnection(Unknown
> Source)
> at org.apache.derby.impl.drda.DRDAConnThread.processCommands(Unknown Source)
> at org.apache.derby.impl.drda.DRDAConnThread.run(Unknown Source)
> Cleanup action completed
> 2012-03-15 13:27:34.388 GMT Thread[DRDAConnThread_11,5,main] (DATABASE =
> ../../database), (DRDAID = {1}), Java exception: ':
> java.lang.NullPointerException'.
> Connection number: 2.
>
> Thanks for any feedback.

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