Oct  8 03:40:04 erlangs CRON[681927]: pam_unix(cron:session): session closed for user root
Oct  8 03:41:01 erlangs CRON[701439]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:41:02 erlangs CRON[701439]: pam_unix(cron:session): session closed for user root
Oct  8 03:42:01 erlangs CRON[709263]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:42:01 erlangs CRON[709263]: pam_unix(cron:session): session closed for user root
Oct  8 03:43:01 erlangs CRON[725008]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:43:01 erlangs CRON[725008]: pam_unix(cron:session): session closed for user root
Oct  8 03:43:02 erlangs CRON[681928]: pam_unix(cron:session): session closed for user root
Oct  8 03:44:01 erlangs CRON[725280]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:44:02 erlangs CRON[725280]: pam_unix(cron:session): session closed for user root
Oct  8 03:45:01 erlangs CRON[725326]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:45:01 erlangs CRON[725327]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:45:01 erlangs CRON[725327]: pam_unix(cron:session): session closed for user root
Oct  8 03:46:01 erlangs CRON[746107]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:46:01 erlangs CRON[746107]: pam_unix(cron:session): session closed for user root
Oct  8 03:47:01 erlangs CRON[753073]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:47:01 erlangs CRON[753073]: pam_unix(cron:session): session closed for user root
Oct  8 03:47:59 erlangs CRON[725326]: pam_unix(cron:session): session closed for user root
Oct  8 03:48:01 erlangs CRON[768637]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:48:01 erlangs CRON[768637]: pam_unix(cron:session): session closed for user root
Oct  8 03:49:01 erlangs CRON[768681]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:49:01 erlangs CRON[768681]: pam_unix(cron:session): session closed for user root
Oct  8 03:50:01 erlangs CRON[768734]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:50:01 erlangs CRON[768736]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:50:01 erlangs CRON[768735]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  8 03:50:01 erlangs CRON[768736]: pam_unix(cron:session): session closed for user root