empty log files

[michael]

I can't recall doing anything 'wrong' but I now notice most of my log
files are, unexpectedly, empty (see example, below). Anybody care to
suggest how I can debug why this is so? Thanks, M

mkb at veri:/var/log$ ls -lt |head -33
total 163828
-rw-rw-r-- 1 root utmp      321792 2008-07-01 10:29 wtmp
-rw-r--r-- 1 root root       28525 2008-07-01 10:14 Xorg.0.log
drwxr-xr-x 2 root root        4096 2008-07-01 10:14 gdm/
-rw-r--r-- 1 root root       26360 2008-07-01 10:13 dmesg
drwxr-xr-x 2 root root        4096 2008-07-01 10:13 sa/
-rw-r--r-- 1 root root      292584 2008-06-30 22:43 lastlog
-rw------- 1 root utmp   164902656 2008-06-30 22:28 btmp
drwxr-xr-x 2 lp   sys         4096 2008-06-30 20:52 cups/
drwx------ 2 root root       12288 2008-06-30 20:00 tiger/
-rw-r--r-- 1 root root       29008 2008-06-30 16:49 Xorg.0.log.old
-rw-r--r-- 1 root root       52438 2008-06-30 09:13 rpmpkgs
-rw------- 1 root root         252 2008-06-29 17:08 yum.log
-rw------- 1 root root           0 2008-06-29 04:38 boot.log
-rw------- 1 root root           0 2008-06-29 04:38 cron
-rw------- 1 root root           0 2008-06-29 04:38 maillog
-rw------- 1 root root           0 2008-06-29 04:38 messages
-rw------- 1 root root           0 2008-06-29 04:38 secure
drwxr-xr-x 2 root root        4096 2008-06-29 04:38 setroubleshoot/
-rw------- 1 root root           0 2008-06-29 04:38 spooler
-rw-r--r-- 1 root root       52403 2008-06-28 04:39 rpmpkgs.1
drwxr-x--- 2 root root        4096 2008-06-26 22:59 audit/
-rw-r--r-- 1 root root      827985 2008-06-25 10:46 scrollkeeper.log
-rw------- 1 root root       30920 2008-06-25 10:46 yum.log.1
-rw------- 1 root root           0 2008-06-23 14:30 boot.log.1
-rw------- 1 root root           0 2008-06-23 14:30 cron.1
-rw------- 1 root root           0 2008-06-23 14:30 maillog.1
-rw------- 1 root root           0 2008-06-23 14:30 messages.1
-rw------- 1 root root           0 2008-06-23 14:30 secure.1
-rw------- 1 root root           0 2008-06-23 14:30 spooler.1
-rw-r--r-- 1 root root       52208 2008-06-21 04:39 rpmpkgs.2
-rw------- 1 root root           0 2008-06-15 04:38 boot.log.2
-rw------- 1 root root           0 2008-06-15 04:38 cron.2