Oct 12 13:20:02 ssjiang CRON[3709490]: pam_unix(cron:session): session closed for user root
Oct 12 13:20:02 ssjiang CRON[3709492]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:21:01 ssjiang CRON[3709491]: pam_unix(cron:session): session closed for user root
Oct 12 13:21:01 ssjiang CRON[3750712]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:21:01 ssjiang CRON[3750712]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:22:01 ssjiang CRON[3750721]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:22:02 ssjiang CRON[3750721]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:23:01 ssjiang CRON[3750730]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:23:02 ssjiang CRON[3750730]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:24:01 ssjiang CRON[3750739]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:24:01 ssjiang CRON[3750739]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:25:01 ssjiang CRON[3750751]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 13:25:01 ssjiang CRON[3750749]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 13:25:01 ssjiang CRON[3750750]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:25:01 ssjiang CRON[3750751]: pam_unix(cron:session): session closed for user root
Oct 12 13:25:02 ssjiang CRON[3750750]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:26:01 ssjiang CRON[3791478]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:26:02 ssjiang CRON[3791478]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:26:03 ssjiang CRON[3750749]: pam_unix(cron:session): session closed for user root
Oct 12 13:27:01 ssjiang CRON[3791982]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:27:01 ssjiang CRON[3791982]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:28:01 ssjiang CRON[3791992]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:28:02 ssjiang CRON[3791992]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:29:01 ssjiang CRON[3792002]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:29:02 ssjiang CRON[3792002]: pam_unix(cron:session): session closed for user www-data
Oct 12 13:30:01 ssjiang CRON[3792014]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 13:30:01 ssjiang CRON[3792013]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 12 13:30:01 ssjiang CRON[3792011]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 13:30:01 ssjiang CRON[3792012]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 12 13:30:01 ssjiang CRON[3792014]: pam_unix(cron:session): session closed for user root