Aug 23 15:20:03 ssjiang CRON[1490805]: pam_unix(cron:session): session closed for user root
Aug 23 15:20:55 ssjiang CRON[1490806]: pam_unix(cron:session): session closed for user root
Aug 23 15:21:01 ssjiang CRON[1522050]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:21:01 ssjiang CRON[1522050]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:22:01 ssjiang CRON[1522059]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:22:02 ssjiang CRON[1522059]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:23:01 ssjiang CRON[1522068]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:23:02 ssjiang CRON[1522068]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:24:01 ssjiang CRON[1522077]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:24:01 ssjiang CRON[1522077]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:25:01 ssjiang CRON[1522087]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:25:01 ssjiang CRON[1522086]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Aug 23 15:25:01 ssjiang CRON[1522088]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Aug 23 15:25:01 ssjiang CRON[1522088]: pam_unix(cron:session): session closed for user root
Aug 23 15:25:02 ssjiang CRON[1522087]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:25:55 ssjiang CRON[1522086]: pam_unix(cron:session): session closed for user root
Aug 23 15:26:01 ssjiang CRON[1553326]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:26:02 ssjiang CRON[1553326]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:27:01 ssjiang CRON[1553335]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:27:02 ssjiang CRON[1553335]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:28:01 ssjiang CRON[1553344]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:28:01 ssjiang CRON[1553344]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:29:01 ssjiang CRON[1553353]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:29:02 ssjiang CRON[1553353]: pam_unix(cron:session): session closed for user www-data
Aug 23 15:30:01 ssjiang CRON[1553366]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Aug 23 15:30:01 ssjiang CRON[1553366]: pam_unix(cron:session): session closed for user root
Aug 23 15:30:01 ssjiang CRON[1553365]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 15:30:01 ssjiang CRON[1553363]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Aug 23 15:30:01 ssjiang CRON[1553364]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)