Problem when clustering with O Cluster

Question

Dear all ,
i have the following error when trying to build a clustering model on my data. I used O cluster with the default settings. The strange thing is i have have created a build before for the same data and on the same machine and it worked fine. what could be wrong ? The error description says a memory problem but my settings have not changed since last time.
here is the complete error desciption
Server task state: error
Server task detail:
ORA-40101: Data Mining System Error ORA-40101: Data Mining System Error ORA-40101: Data Mining System Error ODM_OC_CLUSTERING_MODEL-BUILD_OC.build_ocluster--20010
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 105
ORA-06512: at "DMSYS.ODM_OC_CLUSTERING_MODEL", line 122
ORA-06512: at "DMSYS.ODM_OC_CLUSTERING_MODEL", line 2408
ORA-40101: Data Mining System Error ODM_OC_CLUSTERING_MODEL-BUILD_OC.ocluster--20010
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 105
ORA-06512: at "DMSYS.ODM_OC_CLUSTERING_MODEL", line 122
ORA-06512: at "DMSYS.ODM_OC_CLUSTERING_MODEL", line 2312
ORA-06500: PL/SQL: storage error
ORA-04030: out of process memory when trying to allocate 16396 bytes (koh-kghu call ,pmucalm coll)
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 105
ORA-06512: at "DMSYS.ODM_OC_CLUSTERING_MODEL", line 122
ORA-06512: at "DMSYS.ODM_OC_CLUSTERING_MODEL", line 2408
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 105
ORA-06512: at "DMSYS.ODM_OC_CLUSTERING_MODEL", line 122
ORA-06512: at "DMSYS.ODM_OC_CLUSTERING_MODEL", line 2312
ORA-06512: at "DMSYS.DBMS_DATA_MINING", line 30--
Many thanks
Lamia Abo zaid

Answer 1

hi ,
In this scenario u can use the load balancer instead of fail over clustering .
I would suggest u to create apache proxy for redirect the request for many jboss instance.
Rgds
kathir