$ grep pulseaudio /var/log/messages | grep -v ratelimit.c
Nov 29 23:27:44 my pulseaudio[2707]: last message repeated 2 times
Nov 29 23:47:33 my pulseaudio[2707]: last message repeated 2 times
Nov 29 23:54:55 my pulseaudio[2707]: last message repeated 2 times
Nov 29 23:55:58 my pulseaudio[2707]: last message repeated 3 times
Nov 30 00:06:51 my pulseaudio[2707]: last message repeated 2 times
Nov 30 00:59:44 my pulseaudio[2707]: last message repeated 2 times
Nov 30 01:54:02 my pulseaudio[2707]: last message repeated 2 times
Nov 30 03:06:56 my pulseaudio[2707]: last message repeated 2 times
$ uname -srm
Linux 2.6.31-15-generic x86_64
$ cat /etc/issue
Ubuntu 9.10 \n \l
$ grep pulseaudio /var/log/messages | wc -l
185
$ grep pulseaudio /var/log/messages | grep -v ratelimit.c
Nov 29 23:27:44 my pulseaudio[2707]: last message repeated 2 times
Nov 29 23:47:33 my pulseaudio[2707]: last message repeated 2 times
Nov 29 23:54:55 my pulseaudio[2707]: last message repeated 2 times
Nov 29 23:55:58 my pulseaudio[2707]: last message repeated 3 times
Nov 30 00:06:51 my pulseaudio[2707]: last message repeated 2 times
Nov 30 00:59:44 my pulseaudio[2707]: last message repeated 2 times
Nov 30 01:54:02 my pulseaudio[2707]: last message repeated 2 times
Nov 30 03:06:56 my pulseaudio[2707]: last message repeated 2 times