Christopher Chan wrote: > Paul Norton wrote: >> Christopher Chan wrote: >>> Paul Norton wrote: >> > >>>> Postfix is dying on one of my servers almost nightly. This system >>>> is running CentOS5 with postfix-2.3.3-2. >>>> >>>> In the morning (after noticing it died) I try to run `service >>>> postfix stop` and I get a failed start. Running `ps ax | grep >>>> postfix` I can see one process still running for postfix. After >>>> killing this, I am able to run `service postfix start`. >>> >>> Which process is it? smtpd? master? >> >> Master >> > > Do you sometimes find anvil missing? I wonder if you can strace master > and see what it is doing or waiting for... This happened again this morning. I see the anvil process died - 22815 ? Z 0:13 [anvil] <defunct> # strace -p 22799 Process 22799 attached - interrupt to quit futex(0xb7bc2bec, FUTEX_WAIT, 2, NULL <unfinished ...> That's all there was from strace. -- Paul Norton Systems Administrator Neoverve - www.neoverve.com Neoverve Blog - http://blog.neoverve.com/