Oct  7 18:00:03 ssjiang CRON[1698915]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:00:03 ssjiang CRON[1698913]: pam_unix(cron:session): session closed for user root
Oct  7 18:01:01 ssjiang CRON[1738407]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:01:02 ssjiang CRON[1738407]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:01:04 ssjiang CRON[1698914]: pam_unix(cron:session): session closed for user root
Oct  7 18:02:01 ssjiang CRON[1739140]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:02:02 ssjiang CRON[1739140]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:03:01 ssjiang CRON[1739153]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:03:02 ssjiang CRON[1739153]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:04:01 ssjiang CRON[1739163]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:04:01 ssjiang CRON[1739163]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:05:01 ssjiang CRON[1739174]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  7 18:05:01 ssjiang CRON[1739172]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  7 18:05:01 ssjiang CRON[1739173]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:05:01 ssjiang CRON[1739174]: pam_unix(cron:session): session closed for user root
Oct  7 18:05:02 ssjiang CRON[1739173]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:06:01 ssjiang CRON[1778639]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:06:02 ssjiang CRON[1778639]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:06:04 ssjiang CRON[1739172]: pam_unix(cron:session): session closed for user root
Oct  7 18:07:01 ssjiang CRON[1779379]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:07:02 ssjiang CRON[1779379]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:08:01 ssjiang CRON[1779389]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:08:02 ssjiang CRON[1779389]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:09:01 ssjiang CRON[1779400]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:09:01 ssjiang CRON[1779399]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  7 18:09:01 ssjiang CRON[1779399]: pam_unix(cron:session): session closed for user root
Oct  7 18:09:02 ssjiang CRON[1779400]: pam_unix(cron:session): session closed for user www-data
Oct  7 18:10:01 ssjiang CRON[1779484]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  7 18:10:01 ssjiang CRON[1779482]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  7 18:10:01 ssjiang CRON[1779483]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct  7 18:10:01 ssjiang CRON[1779481]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct  7 18:10:01 ssjiang CRON[1779484]: pam_unix(cron:session): session closed for user root
Oct  7 18:10:01 ssjiang CRON[1779483]: pam_unix(cron:session): session closed for user www-data