Oct  4 01:30:05 erlangs CRON[664899]: pam_unix(cron:session): session closed for user root
Oct  4 01:31:01 erlangs CRON[681297]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:31:01 erlangs CRON[681297]: pam_unix(cron:session): session closed for user root
Oct  4 01:32:01 erlangs CRON[689652]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:32:01 erlangs CRON[689652]: pam_unix(cron:session): session closed for user root
Oct  4 01:33:01 erlangs CRON[692937]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:33:01 erlangs CRON[692937]: pam_unix(cron:session): session closed for user root
Oct  4 01:34:01 erlangs CRON[706490]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:34:01 erlangs CRON[706490]: pam_unix(cron:session): session closed for user root
Oct  4 01:34:11 erlangs CRON[664900]: pam_unix(cron:session): session closed for user root
Oct  4 01:35:01 erlangs CRON[707763]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:35:01 erlangs CRON[707764]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:35:01 erlangs CRON[707764]: pam_unix(cron:session): session closed for user root
Oct  4 01:36:01 erlangs CRON[724395]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:36:01 erlangs CRON[724395]: pam_unix(cron:session): session closed for user root
Oct  4 01:37:01 erlangs CRON[732510]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:37:01 erlangs CRON[732510]: pam_unix(cron:session): session closed for user root
Oct  4 01:38:01 erlangs CRON[735731]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:38:01 erlangs CRON[735731]: pam_unix(cron:session): session closed for user root
Oct  4 01:39:01 erlangs CRON[748819]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:39:02 erlangs CRON[748819]: pam_unix(cron:session): session closed for user root
Oct  4 01:39:13 erlangs CRON[707763]: pam_unix(cron:session): session closed for user root
Oct  4 01:40:01 erlangs CRON[750626]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:40:01 erlangs CRON[750627]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:40:01 erlangs CRON[750625]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 01:40:01 erlangs CRON[750627]: pam_unix(cron:session): session closed for user root