Oct 13 18:30:01 ssjiang CRON[1433377]: pam_unix(cron:session): session closed for user root
Oct 13 18:30:01 ssjiang CRON[1433379]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:31:01 ssjiang CRON[1473994]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:31:02 ssjiang CRON[1473994]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:31:06 ssjiang CRON[1433378]: pam_unix(cron:session): session closed for user root
Oct 13 18:32:01 ssjiang CRON[1474847]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:32:01 ssjiang CRON[1474847]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:33:01 ssjiang CRON[1474856]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:33:02 ssjiang CRON[1474856]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:34:01 ssjiang CRON[1474866]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:34:02 ssjiang CRON[1474866]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:35:01 ssjiang CRON[1474875]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 13 18:35:01 ssjiang CRON[1474877]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 13 18:35:01 ssjiang CRON[1474876]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:35:01 ssjiang CRON[1474877]: pam_unix(cron:session): session closed for user root
Oct 13 18:35:02 ssjiang CRON[1474876]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:36:01 ssjiang CRON[1515201]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:36:01 ssjiang CRON[1515201]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:36:06 ssjiang CRON[1474875]: pam_unix(cron:session): session closed for user root
Oct 13 18:37:01 ssjiang CRON[1516340]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:37:01 ssjiang CRON[1516340]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:38:01 ssjiang CRON[1516349]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:38:02 ssjiang CRON[1516349]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:39:01 ssjiang CRON[1516360]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 13 18:39:01 ssjiang CRON[1516361]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:39:01 ssjiang CRON[1516360]: pam_unix(cron:session): session closed for user root
Oct 13 18:39:02 ssjiang CRON[1516361]: pam_unix(cron:session): session closed for user www-data
Oct 13 18:40:01 ssjiang CRON[1516443]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 13 18:40:01 ssjiang CRON[1516444]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 13 18:40:01 ssjiang CRON[1516446]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 13 18:40:01 ssjiang CRON[1516445]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 13 18:40:01 ssjiang CRON[1516446]: pam_unix(cron:session): session closed for user root