리눅스 로그입니다. 무슨 뜻인지 몰라서

수고하십니다. WAS Server로 사용되고 있는데 다음과 같은 로그들이 발생이 되고 있습니다.  하드웨어 오류인것 같은데 어느쪽 오류인지 알고싶습니다.

감사합니다.

Oct 14 16:34:51 WS0501L kernel: mtrr: type mismatch for fc000000,800000 old: uncachable new: write-combining
Oct 14 16:34:51 WS0501L kernel: mtrr: type mismatch for fc000000,800000 old: uncachable new: write-combining
Oct 14 16:34:52 WS0501L cmmd: gethostby*.getanswer: asked for "WS0501L", got "realname"
Oct 14 16:34:54 WS0501L kdm: :0[10327]: IO Error in XOpenDisplay
Oct 14 16:34:54 WS0501L kdm[10322]: Display :0 cannot be opened
Oct 14 16:34:54 WS0501L kdm[10322]: Unable to fire up local display :0; disabling.
Oct 14 16:34:54 WS0501L kdm_config[10376]: Unrecognized section name [Desktop0] at /usr/share/config/kdm/kdmrc:1
Oct 14 16:34:54 WS0501L kdm_config[10376]: Unrecognized key 'SessionTypes' in section [X-*-Greeter] at /usr/share/config/kdm/kdmrc:61
Oct 14 16:34:54 WS0501L kernel: mtrr: type mismatch for fc000000,800000 old: uncachable new: write-combining
Oct 14 16:34:54 WS0501L kernel: mtrr: type mismatch for fc000000,800000 old: uncachable new: write-combining
Oct 14 16:34:57 WS0501L kdm: :0[10378]: IO Error in XOpenDisplay
Oct 14 16:34:57 WS0501L kdm[10372]: X server for display :0 terminated unexpectedly
Oct 14 16:34:57 WS0501L kdm[10372]: Display :0 cannot be opened
Oct 14 16:34:57 WS0501L kdm[10372]: Unable to fire up local display :0; disabling.
Oct 14 16:34:57 WS0501L kdm_config[10427]: Unrecognized section name [Desktop0] at /usr/share/config/kdm/kdmrc:1
Oct 14 16:34:57 WS0501L kdm_config[10427]: Unrecognized key 'SessionTypes' in section [X-*-Greeter] at /usr/share/config/kdm/kdmrc:61
Oct 14 16:34:57 WS0501L kernel: mtrr: type mismatch for fc000000,800000 old: uncachable new: write-combining
Oct 14 16:34:57 WS0501L kernel: mtrr: type mismatch for fc000000,800000 old: uncachable new: write-combining
Oct 14 16:35:00 WS0501L kdm: :0[10429]: IO Error in XOpenDisplay
Oct 14 16:35:00 WS0501L kdm[10424]: Display :0 cannot be opened
Oct 14 16:35:00 WS0501L kdm[10424]: Unable to fire up local display :0; di! sabling.
Oct 14 16:35:00 WS0501L init: Id "x" respawning too fast: disabled for 5 minutes
Oct 14 16:35:01 WS0501L crond(pam_unix)[10475]: session opened for user root by (uid=0)
Oct 14 16:35:01 WS0501L crond(pam_unix)[10475]: session closed for user root
Oct 14 16:35:16 WS0501L cmmd: gethostby*.getanswer: asked for "WS0501L", got "realname"
Oct 14 16:35:52 WS0501L last message repeated 4 times
Oct 14 16:36:55 WS0501L last message repeated 13 times
Oct 14 16:37:57 WS0501L last message repeated 11 times
Oct 14 16:38:41 WS0501L last message repeated 9 times
Oct 14 16:38:50 WS0501L telnetd[10534]: gethostby*.getanswer: asked for "WS0501L", got "realname"
Oct 14 16:38:55 WS0501L cmmd: gethostby*.getanswer: asked for "WS0501L", got "realname"
Oct 14 16:38:55 WS0501L login: gethostby*.getanswer: asked for "WS0501L", got "realname"
Oct 14 16:38:55 WS0501L remote(pam_unix)[10535]: session opened for user opno1 by (uid=0)
Oct 14 16:38:55 WS0501L  -- opno1[10535]: LOGIN ON pts/0 BY opno1 FROM 192.168.10.74
Oct 14 16:38:58 WS0501L cmmd: gethostby*.getanswer: asked for "WS0501L", got "realname"
Oct 14 16:39:01 WS0501L cmmd: gethostby*.getanswer: asked for "WS0501L", got "realname"
Oct 14 16:39:03 WS0501L su(pam_unix)[10566]: session opened for user root by opno1(uid=513)
Oct 14 16:39:04 WS0501L cmmd: gethostby*.getanswer: asked for "WS0501L", got "realname"