Are you running asm instance? If I remember correctly, it is probably a background process used for asm ... Tao -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of K Gopalakrishnan Sent: Monday, December 08, 2008 4:27 PM To: a.piesk@xxxxxxx Cc: oracle-l@xxxxxxxxxxxxx Subject: Re: process O000 Andreas, Advanced Queueing process?? What is the value for aq_tm_processes in your instance? -Gopal On Mon, Dec 8, 2008 at 12:46 PM, Andreas Piesk <a.piesk@xxxxxxx> wrote: > Hi guys, > > i've a question for you. one of my RAC (10.2.0.2) on AIX makes some > trouble. to investigate the problem i ran some system state dumps. the > problematic session is this: > > OSD pid info: Unix process pid: 1916984, image: oracle@rac1 (O000) > > what type of process is O000? what is it for? neither v$bgprocess nor > the documentation know this process name. > > has anyone some details about this process? > > > regards, > -ap > -- > //www.freelists.org/webpage/oracle-l > > > -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l