Oct 20 11:50:03 ssjiang CRON[3388838]: pam_unix(cron:session): session closed for user root
Oct 20 11:51:01 ssjiang CRON[3430362]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:51:01 ssjiang CRON[3430362]: pam_unix(cron:session): session closed for user www-data
Oct 20 11:51:05 ssjiang CRON[3388839]: pam_unix(cron:session): session closed for user root
Oct 20 11:52:01 ssjiang CRON[3431569]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:52:02 ssjiang CRON[3431569]: pam_unix(cron:session): session closed for user www-data
Oct 20 11:53:01 ssjiang CRON[3431579]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:53:02 ssjiang CRON[3431579]: pam_unix(cron:session): session closed for user www-data
Oct 20 11:54:01 ssjiang CRON[3431588]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:54:01 ssjiang CRON[3431588]: pam_unix(cron:session): session closed for user www-data
Oct 20 11:55:01 ssjiang CRON[3431597]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 20 11:55:01 ssjiang CRON[3431599]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 20 11:55:01 ssjiang CRON[3431598]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:55:01 ssjiang CRON[3431599]: pam_unix(cron:session): session closed for user root
Oct 20 11:55:02 ssjiang CRON[3431598]: pam_unix(cron:session): session closed for user www-data
Oct 20 11:56:01 ssjiang CRON[3473284]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:56:02 ssjiang CRON[3473284]: pam_unix(cron:session): session closed for user www-data
Oct 20 11:56:06 ssjiang CRON[3431597]: pam_unix(cron:session): session closed for user root
Oct 20 11:57:01 ssjiang CRON[3474324]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:57:01 ssjiang CRON[3474324]: pam_unix(cron:session): session closed for user www-data
Oct 20 11:58:01 ssjiang CRON[3474334]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:58:02 ssjiang CRON[3474334]: pam_unix(cron:session): session closed for user www-data
Oct 20 11:59:01 ssjiang CRON[3474344]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 11:59:02 ssjiang CRON[3474344]: pam_unix(cron:session): session closed for user www-data
Oct 20 12:00:01 ssjiang CRON[3474353]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 20 12:00:01 ssjiang CRON[3474356]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 20 12:00:01 ssjiang CRON[3474355]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 20 12:00:01 ssjiang CRON[3474356]: pam_unix(cron:session): session closed for user root
Oct 20 12:00:01 ssjiang CRON[3474354]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)