What database release are you using? >>> Avadhani mys <avadhanimys@xxxxxxxxx> 9/2/10 6:48 AM >>> Adding to the below note, when i restart the DB and continue the patching session it runs fine for some hours and hangs again. Regards Avadhani On Thu, Sep 2, 2010 at 3:59 PM, Avadhani mys <avadhanimys@xxxxxxxxx> wrote: Hello Gurus, Please help me to understand the parameters to be set at DB end to speed up the NLS driver patching process. we are upgrading 11.5.9 to R12.1.1 on RHEL5. I applied the patch 8576725 ( https://updates.oracle.com/ARULink/PatchDetails/process_form?patch_num=8576725 ) to fix the bug as per note: [ID 839978.1]. We have 16G memory and 4CPU machine. Below is my SGA settings SQL> show sga Total System Global Area 5678776320 bytes Fixed Size 2213336 bytes Variable Size 4496296488 bytes Database Buffers 1140850688 bytes Redo Buffers 39415808 bytes SQL> Thanks in Advance Regards, Avadhani -- //www.freelists.org/webpage/oracle-l