Oct  6 03:20:04 erlangs CRON[776552]: pam_unix(cron:session): session closed for user root
Oct  6 03:21:01 erlangs CRON[799496]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:21:02 erlangs CRON[799496]: pam_unix(cron:session): session closed for user root
Oct  6 03:22:01 erlangs CRON[804435]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:22:01 erlangs CRON[804435]: pam_unix(cron:session): session closed for user root
Oct  6 03:22:51 erlangs CRON[776553]: pam_unix(cron:session): session closed for user root
Oct  6 03:23:01 erlangs CRON[819644]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:23:01 erlangs CRON[819644]: pam_unix(cron:session): session closed for user root
Oct  6 03:24:01 erlangs CRON[819690]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:24:01 erlangs CRON[819690]: pam_unix(cron:session): session closed for user root
Oct  6 03:25:01 erlangs CRON[819735]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:25:01 erlangs CRON[819734]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:25:01 erlangs CRON[819735]: pam_unix(cron:session): session closed for user root
Oct  6 03:26:01 erlangs CRON[842499]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:26:01 erlangs CRON[842499]: pam_unix(cron:session): session closed for user root
Oct  6 03:27:01 erlangs CRON[847730]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:27:01 erlangs CRON[847730]: pam_unix(cron:session): session closed for user root
Oct  6 03:27:51 erlangs CRON[819734]: pam_unix(cron:session): session closed for user root
Oct  6 03:28:01 erlangs CRON[862872]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:28:01 erlangs CRON[862872]: pam_unix(cron:session): session closed for user root
Oct  6 03:29:01 erlangs CRON[862920]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:29:01 erlangs CRON[862920]: pam_unix(cron:session): session closed for user root
Oct  6 03:30:01 erlangs CRON[862967]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:30:01 erlangs CRON[862969]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:30:01 erlangs CRON[862968]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  6 03:30:01 erlangs CRON[862969]: pam_unix(cron:session): session closed for user root