Hi Knut,

I am really puzzled with such a large differene in response
times between the jdk142 and jdk15 jvms. Did u find out what has changed in jdk15 that is making the response time so bad ?

>      Sun JVM 1.4.2: 78.3 tps /    727 ms max resp
>      Sun JVM 1.5.0: 78.2 tps / 609483 ms max resp


Thanks
suresht

Knut Anders Hatlen (JIRA) wrote:
     [ http://issues.apache.org/jira/browse/DERBY-733?page=all ]

Knut Anders Hatlen updated DERBY-733:
-------------------------------------

    Attachment: Insert.java
                Select.java

I have attached a test case that makes it possible to reproduce the
reported issue. There are two files:


  Before revision 356884 was committed:


     IBM JVM 1.4.2: 78.2 tps /   1079 ms max resp
   Blackdown 1.4.2: 78.9 tps /    717 ms max resp

     IBM JVM 1.5.0: Went into infinite loop because of I/O error

  After revision 356884 was committed:

     Sun JVM 1.4.2: 78.7 tps /  690 ms max resp
     IBM JVM 1.4.2: 78.1 tps / 1080 ms max resp
   Blackdown 1.4.2: 79.3 tps /  656 ms max resp
     Sun JVM 1.5.0: 79.1 tps /  682 ms max resp
     IBM JVM 1.5.0: Went into infinite loop because of I/O error





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