I'm using a perl module (Mail::Sendmail) which uses sendmail to send stuff. It hasn't been working, but hasn't been giving me any errors. So now I suspect sendmail. I tried: telnet 127.0.0.1 25 mail ...
I want to rotate my maillog, but I want to make sure the newly rotated log contains the last 2M lines from the previous log: # write the last 2M lines to a new log tail -n 2000000 ...