Oct  9 13:00:02 ssjiang CRON[1659658]: pam_unix(cron:session): session closed for user root
Oct  9 13:00:02 ssjiang CRON[1659660]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:01:01 ssjiang CRON[1698152]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:01:02 ssjiang CRON[1698152]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:01:08 ssjiang CRON[1659659]: pam_unix(cron:session): session closed for user root
Oct  9 13:02:01 ssjiang CRON[1700357]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:02:02 ssjiang CRON[1700357]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:03:01 ssjiang CRON[1700366]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:03:01 ssjiang CRON[1700366]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:04:01 ssjiang CRON[1700378]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:04:02 ssjiang CRON[1700378]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:05:01 ssjiang CRON[1700388]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  9 13:05:01 ssjiang CRON[1700390]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  9 13:05:01 ssjiang CRON[1700389]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:05:01 ssjiang CRON[1700390]: pam_unix(cron:session): session closed for user root
Oct  9 13:05:02 ssjiang CRON[1700389]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:06:01 ssjiang CRON[1739371]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:06:02 ssjiang CRON[1739371]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:06:07 ssjiang CRON[1700388]: pam_unix(cron:session): session closed for user root
Oct  9 13:07:01 ssjiang CRON[1741082]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:07:01 ssjiang CRON[1741082]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:08:01 ssjiang CRON[1741093]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:08:02 ssjiang CRON[1741093]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:09:01 ssjiang CRON[1741104]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  9 13:09:01 ssjiang CRON[1741104]: pam_unix(cron:session): session closed for user root
Oct  9 13:09:01 ssjiang CRON[1741105]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:09:02 ssjiang CRON[1741105]: pam_unix(cron:session): session closed for user www-data
Oct  9 13:10:01 ssjiang CRON[1741185]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  9 13:10:01 ssjiang CRON[1741188]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  9 13:10:01 ssjiang CRON[1741187]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  9 13:10:01 ssjiang CRON[1741186]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  9 13:10:01 ssjiang CRON[1741188]: pam_unix(cron:session): session closed for user root
Oct  9 13:10:02 ssjiang CRON[1741187]: pam_unix(cron:session): session closed for user www-data