Hi, Write a pl/sql daemon which runs in every instance, wakes up once per minute and scans for a shared table for insance, sid and serial# combination to kill. If it finds anything matching local instance ID, it kills that session(s). So if you need to kill something, you insert the instance_id, sid and serial# to the shared table, commit and wait for a minute :) Tanel. _____ From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of rjamya Sent: Friday, April 13, 2007 20:25 To: WLJohnson@xxxxxxxxxxxxxxxxxxx Cc: kaygopal@xxxxxxxxx; shivaswamykr@xxxxxxxxx; Oracle-L Freelists Subject: Re: KIll Session in - RAC DB That you can do simply by selecting from gv$session. Killing session on _other_ instance is a different story, and is not possible until 11g. rjamya On 4/13/07, Johnson, William L (TEIS) <WLJohnson@xxxxxxxxxxxxxxxxxxx> wrote: I do know that Quest's TOAD software shows you all sessions in a RAC environment while using their session browser utility...