Computer locks up/freezes randomly

[trustytrev]

Hello,
      Here are the contents
cat /var/log/security.log | tail -20
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : e23518135c1a3f8bf3457aa49aed1324  /usr/NX/scripts/restricted/nxhost.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 6e38b29e62ddaa7f15d4127866a32036  /usr/NX/scripts/restricted/nxkeyadd.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 57261d645380c1d71c84bd4e2645edf9  /usr/NX/scripts/restricted/nxlicense.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : cecc801460c787bd734d1bf663501013  /usr/NX/scripts/restricted/nxmountadd.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 1fbeb51c18572a922486764fc1f033fe  /usr/NX/scripts/restricted/nxmountdel.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : a1e1a8ad16f9799f1b14f83045d6e766  /usr/NX/scripts/restricted/nxpasswd.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 2a25b2d69d248b0e5db365e62ced4f6a  /usr/NX/scripts/restricted/nxquotaadd.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : e945b16170a59b842710c4751bbad8da  /usr/NX/scripts/restricted/nxtmpperm.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 9e99a24c1a37df6f053cbdb4d6996285  /usr/NX/scripts/restricted/nxuseradd.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : c7106eb176bbb25d02e75da8aabe88d9  /usr/NX/scripts/restricted/nxuserdel.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : aac4bd9ff70659822e1a763af64703a6  /usr/NX/scripts/restricted/nxwtmpadd.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 5813635adaef51888e171fc621e3fc62  /usr/NX/scripts/restricted/nxwtmpdel.sh
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 2a1f7a2dbb2caa1ea0b090743694b881  /usr/sbin/fileshareset
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 6f698f9545eed3e173adf53e409c8e62  /usr/sbin/pppd
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 610263eb2a7c628e259e40ad7e333ea3  /usr/sbin/traceroute6
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : 871fa35029e366b62de959ae2bdba6da  /usr/sbin/userhelper
May 31 13:29:19 madhouse diff:          -   Added SUID files MD5 checksum : ca2d9dfa52af5ab81c51a3f66b519401  /usr/sbin/usernetctl
May 31 13:29:19 madhouse diff:
May 31 13:29:19 madhouse diff: Security Warning: change in packages found :
May 31 13:29:19 madhouse diff:          -   Added packages : kgrubeditor-0.8.5-6pclos2011

Thanks
trustytrev.

[djohnston]

So the messages are still from last year? I don't know why that file isn't being updated. Might as well try this.

su
logrotate -fv /etc/logrotate.conf
exit

You can see the logrotate options by running as normal user in the terminal:

logrotate --help