root@debian:/var/log# ls -l total 5344 -rw-r--r-- 1 root root 0 Jan 1 2000 alternatives.log -rw-r--r-- 1 root root 2511 Jan 1 2000 alternatives.log.1 -rw-r--r-- 1 root root 447 Jan 1 2000 alternatives.log.2.gz drwxr-xr-x 2 root root 4096 Jan 1 2000 apt -rw-r----- 1 root adm 61066 Jan 1 00:03 auth.log -rw-r----- 1 root adm 25168 Jan 1 1970 auth.log.1 -rw-r----- 1 root adm 2047 Jan 1 2000 auth.log.2.gz -rw-r----- 1 root adm 1311 Jan 2 2000 auth.log.3.gz -rw-r----- 1 root adm 792 Jan 1 2000 auth.log.4.gz -rw-r----- 1 root root 0 Jan 1 2000 boot -rw-r--r-- 1 root root 0 Jan 1 2000 bootstrap.log -rw-rw---- 1 root utmp 768 Jan 1 1970 btmp -rw-rw---- 1 root utmp 1920 Jan 1 2000 btmp.1 -rw-r----- 1 root adm 54 Jan 1 1970 daemon.log -rw-r----- 1 root adm 162 Jan 1 2000 daemon.log.1 -rw-r----- 1 root adm 73 Jan 1 00:03 daemon.log.2.gz -rw-r----- 1 root adm 73 Jan 4 2000 daemon.log.3.gz -rw-r----- 1 root adm 275 Jan 1 00:05 daemon.log.4.gz -rw-r----- 1 root adm 47108 Jan 1 00:03 debug -rw-r----- 1 root adm 19263 Jan 1 1970 debug.1 -rw-r----- 1 root adm 1272 Jan 1 00:00 debug.2.gz -rw-r----- 1 root adm 906 Jan 2 2000 debug.3.gz -rw-r----- 1 root adm 446 Jan 1 2000 debug.4.gz -rw-r----- 1 root adm 8260 Jan 1 00:03 dmesg -rw-r----- 1 root adm 6720 Jan 1 1970 dmesg.0 -rw-r----- 1 root adm 2731 Jan 1 1970 dmesg.1.gz -rw-r----- 1 root adm 2941 Jan 1 1970 dmesg.2.gz -rw-r----- 1 root adm 2731 Jan 1 1970 dmesg.3.gz -rw-r----- 1 root adm 500 Jan 1 1970 dmesg.4.gz -rw-r--r-- 1 root root 0 Jan 1 2000 dpkg.log -rw-r--r-- 1 root root 22095 Jan 1 2000 dpkg.log.1 -rw-r--r-- 1 root root 3362 Mar 9 2016 dpkg.log.2.gz -rw-r--r-- 1 root root 2472 Mar 9 2016 faillog drwxr-xr-x 2 root root 4096 Jan 1 00:01 fsck -rw-r----- 1 root adm 762184 Jan 1 00:06 kern.log -rw-r----- 1 root adm 407938 Jan 1 1970 kern.log.1 -rw-r----- 1 root adm 30150 Jan 1 2000 kern.log.2.gz -rw-r----- 1 root adm 21319 Jan 2 2000 kern.log.3.gz -rw-r----- 1 root adm 16056 Jan 1 2000 kern.log.4.gz -rw-rw-r-- 1 root utmp 30076 Jan 1 00:03 lastlog -rw-r----- 1 root adm 0 Jan 1 2000 lpr.log -rw-r----- 1 root adm 0 Jan 1 2000 mail.err -rw-r----- 1 root adm 0 Jan 1 2000 mail.info -rw-r----- 1 root adm 0 Jan 1 2000 mail.log -rw-r----- 1 root adm 0 Jan 1 2000 mail.warn -rw-r----- 1 root adm 712141 Jan 1 00:06 messages -rw-r----- 1 root adm 377017 Jan 1 1970 messages.1 -rw-r----- 1 root adm 26229 Jan 1 2000 messages.2.gz -rw-r----- 1 root adm 12704 Jan 2 2000 messages.3.gz -rw-r----- 1 root adm 8448 Jan 1 2000 messages.4.gz drwxr-xr-x 2 root root 4096 Jan 1 00:01 news -rw-r----- 1 root adm 793622 Jan 1 00:06 syslog -rw-r----- 1 root adm 421986 Jan 1 1970 syslog.1 -rw-r----- 1 root adm 29989 Jan 1 2000 syslog.2.gz -rw-r----- 1 root adm 4337 Jan 4 2000 syslog.3.gz -rw-r----- 1 root adm 490 Jan 3 2000 syslog.4.gz -rw-r----- 1 root adm 11396 Jan 2 2000 syslog.5.gz -rw-r----- 1 root adm 11527 Jan 1 2000 syslog.6.gz -rw-r----- 1 root adm 6609 Jan 2 2000 syslog.7.gz -rw-r----- 1 root adm 69 Jan 1 1970 user.log -rw-r----- 1 root adm 205 Jan 1 2000 user.log.1 -rw-r----- 1 root adm 83 Jan 1 00:03 user.log.2.gz -rw-r----- 1 root adm 83 Jan 4 2000 user.log.3.gz -rw-r----- 1 root adm 152 Jan 1 00:05 user.log.4.gz -rw-r----- 1 root adm 0 Mar 9 2016 vsftpd.log -rw-rw-r-- 1 root utmp 490368 Jan 1 00:03 wtmp -rw-rw-r-- 1 root utmp 913152 Jan 1 1970 wtmp.1