Aug 23 00:50:03 ssjiang CRON[238815]: pam_unix(cron:session): session closed for user root
Aug 23 00:50:51 ssjiang CRON[238816]: pam_unix(cron:session): session closed for user root
Aug 23 00:51:01 ssjiang CRON[270091]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:51:01 ssjiang CRON[270091]: pam_unix(cron:session): session closed for user www-data
Aug 23 00:52:01 ssjiang CRON[270100]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:52:02 ssjiang CRON[270100]: pam_unix(cron:session): session closed for user www-data
Aug 23 00:53:01 ssjiang CRON[270110]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:53:02 ssjiang CRON[270110]: pam_unix(cron:session): session closed for user www-data
Aug 23 00:54:01 ssjiang CRON[270119]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:54:01 ssjiang CRON[270119]: pam_unix(cron:session): session closed for user www-data
Aug 23 00:55:01 ssjiang CRON[270130]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Aug 23 00:55:01 ssjiang CRON[270128]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Aug 23 00:55:01 ssjiang CRON[270129]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:55:01 ssjiang CRON[270130]: pam_unix(cron:session): session closed for user root
Aug 23 00:55:02 ssjiang CRON[270129]: pam_unix(cron:session): session closed for user www-data
Aug 23 00:55:51 ssjiang CRON[270128]: pam_unix(cron:session): session closed for user root
Aug 23 00:56:01 ssjiang CRON[301365]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:56:02 ssjiang CRON[301365]: pam_unix(cron:session): session closed for user www-data
Aug 23 00:57:01 ssjiang CRON[301374]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:57:02 ssjiang CRON[301374]: pam_unix(cron:session): session closed for user www-data
Aug 23 00:58:01 ssjiang CRON[301383]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:58:01 ssjiang CRON[301383]: pam_unix(cron:session): session closed for user www-data
Aug 23 00:59:01 ssjiang CRON[301392]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 00:59:02 ssjiang CRON[301392]: pam_unix(cron:session): session closed for user www-data
Aug 23 01:00:01 ssjiang CRON[301404]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Aug 23 01:00:01 ssjiang CRON[301401]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Aug 23 01:00:01 ssjiang CRON[301404]: pam_unix(cron:session): session closed for user root
Aug 23 01:00:01 ssjiang CRON[301403]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Aug 23 01:00:01 ssjiang CRON[301402]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)