Oct  4 10:00:03 ssjiang CRON[1026606]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:00:03 ssjiang CRON[1026604]: pam_unix(cron:session): session closed for user root
Oct  4 10:01:01 ssjiang CRON[1026605]: pam_unix(cron:session): session closed for user root
Oct  4 10:01:01 ssjiang CRON[1066277]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:01:01 ssjiang CRON[1066277]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:02:01 ssjiang CRON[1066286]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:02:02 ssjiang CRON[1066286]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:03:01 ssjiang CRON[1066295]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:03:02 ssjiang CRON[1066295]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:04:01 ssjiang CRON[1066304]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:04:02 ssjiang CRON[1066304]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:05:01 ssjiang CRON[1066316]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 10:05:01 ssjiang CRON[1066316]: pam_unix(cron:session): session closed for user root
Oct  4 10:05:01 ssjiang CRON[1066314]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 10:05:01 ssjiang CRON[1066315]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:05:01 ssjiang CRON[1066315]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:06:01 ssjiang CRON[1105459]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:06:02 ssjiang CRON[1105459]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:06:03 ssjiang CRON[1066314]: pam_unix(cron:session): session closed for user root
Oct  4 10:07:01 ssjiang CRON[1105983]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:07:02 ssjiang CRON[1105983]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:08:01 ssjiang CRON[1105992]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:08:02 ssjiang CRON[1105992]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:09:01 ssjiang CRON[1106002]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 10:09:01 ssjiang CRON[1106003]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:09:01 ssjiang CRON[1106002]: pam_unix(cron:session): session closed for user root
Oct  4 10:09:02 ssjiang CRON[1106003]: pam_unix(cron:session): session closed for user www-data
Oct  4 10:10:01 ssjiang CRON[1106079]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 10:10:01 ssjiang CRON[1106080]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 10:10:01 ssjiang CRON[1106082]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  4 10:10:01 ssjiang CRON[1106081]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  4 10:10:01 ssjiang CRON[1106082]: pam_unix(cron:session): session closed for user root
Oct  4 10:10:01 ssjiang CRON[1106081]: pam_unix(cron:session): session closed for user www-data