Thanks all. The ulimit parameter is what I was looking for. Özgür Özdemircili http://www.acikkod.org Code so clean you could eat off it On Wed, May 12, 2010 at 12:02 AM, Luka Grah <luka.grah@xxxxxxxxx> wrote: > You can use an old unix trick > Create a directory core with 000 perms. > > Regards, > Luka > > > On Tue, May 11, 2010 at 7:10 PM, Stefan Moeding <dba@xxxxxxxxxxx> wrote: > >> Hi! >> >> Ozgur Ozdemircili writes: >> > Weird yet I have the max_dump_file_size =1024 >> > >> > Until now I have been going with a script that check the file size and >> > {echo "" > file }`s it every minute. >> > >> > Any more thoughts? >> >> Core files are written by the operating system and the OS obviously does >> not honor the parameter. Depending on the shell the ulimit (/bin/sh and >> family) or limit (/bin/csh and family) command can tell you the allowed >> core size and also limit the size. >> >> Log in as oracle and (assuming a /bin/sh) run >> >> $ ulimit -a >> >> This should tell you among other things the maximum core size that the >> oracle user can write. With >> >> $ ulimit -c 0 >> >> the generation of core files should be disabled for all processes >> started in this shell. Restarting the listener in this shell should do >> the trick as all server processes are forked from the listener. >> >> -- >> Stefan >> -- >> //www.freelists.org/webpage/oracle-l >> >> >> >