Today I had some problems with Exim 4.63 crashing:
T=remote_smtp defer (-1): smtp transport process returned non-zero
status 0x000b: terminated by signal 11
I have not found the cause of the problem, but it went away (or so it
seems) after I upgraded my Debian packages to the latest available (same
Exim version, though) and I cleaned out spool and database directory.
However, the crashes had some nasty side effects. The following lines
were logged to both the mainlog and the paniclog:
2007-05-04 09:36:55 1Hjs8r-0003G0-6j remote delivery process count got
out of step
2007-05-04 09:36:55 1Hjs8r-0003G3-C3 remote delivery process count got
out of step
I understand that this is the result of a crashing child process. The
problem is the blazing speed with which this is written to the logs: