Oct 12 12:30:02 ssjiang CRON[3296733]: pam_unix(cron:session): session closed for user root
Oct 12 12:30:02 ssjiang CRON[3296735]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:31:01 ssjiang CRON[3337183]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:31:02 ssjiang CRON[3337183]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:31:05 ssjiang CRON[3296734]: pam_unix(cron:session): session closed for user root
Oct 12 12:32:01 ssjiang CRON[3337963]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:32:01 ssjiang CRON[3337963]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:33:01 ssjiang CRON[3337972]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:33:02 ssjiang CRON[3337972]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:34:01 ssjiang CRON[3337981]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:34:02 ssjiang CRON[3337981]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:35:01 ssjiang CRON[3337990]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 12:35:01 ssjiang CRON[3337991]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:35:01 ssjiang CRON[3337992]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 12:35:01 ssjiang CRON[3337992]: pam_unix(cron:session): session closed for user root
Oct 12 12:35:01 ssjiang CRON[3337991]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:36:01 ssjiang CRON[3378840]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:36:02 ssjiang CRON[3378840]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:36:02 ssjiang CRON[3337990]: pam_unix(cron:session): session closed for user root
Oct 12 12:37:01 ssjiang CRON[3379219]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:37:02 ssjiang CRON[3379219]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:38:01 ssjiang CRON[3379228]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:38:02 ssjiang CRON[3379228]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:39:01 ssjiang CRON[3379238]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 12:39:01 ssjiang CRON[3379239]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:39:01 ssjiang CRON[3379238]: pam_unix(cron:session): session closed for user root
Oct 12 12:39:01 ssjiang CRON[3379239]: pam_unix(cron:session): session closed for user www-data
Oct 12 12:40:01 ssjiang CRON[3379320]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 12:40:01 ssjiang CRON[3379322]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 12:40:01 ssjiang CRON[3379321]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 12:40:01 ssjiang CRON[3379319]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 12:40:01 ssjiang CRON[3379322]: pam_unix(cron:session): session closed for user root