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From "Michael Dick" <michael.d.d...@gmail.com>
Subject Re: Test suite slow on DB2
Date Wed, 24 Sep 2008 18:46:11 GMT
Hi Milosz

Are you using a connection pool (commons dbcp) when you run the tests? Also
are you using existing tables or creating new ones with each run?


On Wed, Sep 24, 2008 at 12:43 PM, MiƂosz Tylenda <mtylenda@o2.pl> wrote:

> Hello!
>
> When I run the OpenJPA test suite on DB2, it takes much more time to
> complete than with other databases. The DB2 process hogs the CPU during the
> test. A quite default installation of DB2 9.1 Express-C runs on the same
> Linux (2.6.18-1.2798.fc6) laptop as OpenJPA 1.3.0-SNAPSHOT. Does anybody
> have a clue what is the reason? Can it be related to the number of open
> connections or schema generation?
>
> A log snippet follows.
>
> Running org.apache.openjpa.persistence.jdbc.meta.TestEJBCustomMapping
> 3  TestConv  INFO   [main] openjpa.Runtime - Starting OpenJPA
> 1.3.0-SNAPSHOT
> 3499  TestConv  INFO   [main] openjpa.jdbc.JDBC - Using dictionary class
> "org.apache.openjpa.jdbc.sql.DB2Dictionary" (DB2/LIN
> UX SQL09010 ,IBM DB2 JDBC Universal Driver Architecture 3.1.57).
> 3917  TestConv  WARN   [main] openjpa.MetaData - OpenJPA cannot map field "
> org.apache.openjpa.persistence.jdbc.common.apps.Co
> nstantJoinPC4.manyToMany" efficiently.  It is of an unsupported type. The
> field value will be serialized to a BLOB by default
> .
> 0  TestConv  INFO   [main] openjpa.Runtime - Starting OpenJPA
> 1.3.0-SNAPSHOT
> 2800  TestConv  INFO   [main] openjpa.jdbc.JDBC - Using dictionary class
> "org.apache.openjpa.jdbc.sql.DB2Dictionary" (DB2/LIN
> UX SQL09010 ,IBM DB2 JDBC Universal Driver Architecture 3.1.57).
> 2844  TestConv  WARN   [main] openjpa.MetaData - OpenJPA cannot map field "
> org.apache.openjpa.persistence.jdbc.common.apps.Co
> nstantJoinPC4.manyToMany" efficiently.  It is of an unsupported type. The
> field value will be serialized to a BLOB by default
> .
> Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 46.161 sec
>
> Regards,
> Milosz
>
>
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