From /var/adm/syslog/syslog.log

Apr 16 01:05:32 ux_de01 vmunix: msgcnt 7 vxfs: mesg 001: vx_nospace - /dev/vg00/
lvol8 file system full (1 block extent)
Apr 16 01:05:42 ux_de01 vmunix: msgcnt 9 vxfs: mesg 001: vx_nospace - /dev/vg00/
lvol8 file system full (1 block extent)
Apr 16 01:05:52 ux_de01 vmunix: msgcnt 11 vxfs: mesg 001: vx_nospace - /dev/vg00
/lvol8 file system full (1 block extent)
Apr 16 01:06:02 ux_de01 vmunix: msgcnt 13 vxfs: mesg 001: vx_nospace - /dev/vg00
/lvol8 file

From /var/adm/syslog/mail.log

Apr 16 11:56:59 ux_de01 sendmail[8863]: LAA18702: LAA08863: return to sender: Ca
nnot send message within 5 days
Apr 16 11:56:59 ux_de01 sendmail[8863]: LAA08863: to=root, delay=00:00:00, maile
r=local, stat=queued
Apr 16 12:27:54 ux_de01 sendmail[11535]: NOQUEUE: SYSERR(root): NIS map mail.ali
ases specified, but NIS not running
Apr 16 12:58:54 ux_de01 sendmail[13481]: NOQUEUE: SYSERR(root): NIS map mail.ali
ases specified, but NIS not running
Apr 16 13:29:54 ux_de01 sendmail[15414]: NOQUEUE: SYSERR(root): NIS map mail.ali
ases specified, but NIS not running
Apr 16 13:46:59 ux_de01 sendmail[976]: NOQUEUE: low on space (have 0, SMTP-DAEMO
N needs 101 

bdf
Filesystem          kbytes    used   avail %used Mounted on
/dev/vg00/lvol3     204800   52420  142857   27% /
/dev/vg00/lvol1     199381   45382  134060   25% /stand
/dev/vg00/lvol8    1568768 1305239  249711   84% /var
/dev/vg00/lvol6    2097152  714418 1296327   36% /usr
/dev/vg00/lvol5    1024000   33050  929548    3% /tmp
/dev/vg00/lvol4    4194304  723494 3253910   18% /opt
/dev/vg00/lvol7     204800  173580   29301   86% /home
/dev/vgdevdb/lvol1 614400000 343235584 269295968   56% /devdb
/dev/vgdevapp/lvol1
                   314507264 157997848 155286704   50% /devapp
/dev/vg00/lvol9     512000  124835  362975   26% /depot