Oct 18 21:30:01 ssjiang CRON[548637]: pam_unix(cron:session): session closed for user root
Oct 18 21:30:02 ssjiang CRON[548639]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:31:01 ssjiang CRON[590304]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:31:01 ssjiang CRON[590304]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:31:04 ssjiang CRON[548638]: pam_unix(cron:session): session closed for user root
Oct 18 21:32:01 ssjiang CRON[591007]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:32:01 ssjiang CRON[591007]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:33:01 ssjiang CRON[591017]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:33:02 ssjiang CRON[591017]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:34:01 ssjiang CRON[591027]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:34:02 ssjiang CRON[591027]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:35:01 ssjiang CRON[591037]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 18 21:35:01 ssjiang CRON[591039]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 18 21:35:01 ssjiang CRON[591038]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:35:01 ssjiang CRON[591039]: pam_unix(cron:session): session closed for user root
Oct 18 21:35:01 ssjiang CRON[591038]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:36:01 ssjiang CRON[632764]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:36:02 ssjiang CRON[632764]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:36:04 ssjiang CRON[591037]: pam_unix(cron:session): session closed for user root
Oct 18 21:37:01 ssjiang CRON[633403]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:37:02 ssjiang CRON[633403]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:38:01 ssjiang CRON[633412]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:38:01 ssjiang CRON[633412]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:39:01 ssjiang CRON[633423]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 18 21:39:01 ssjiang CRON[633424]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:39:01 ssjiang CRON[633423]: pam_unix(cron:session): session closed for user root
Oct 18 21:39:02 ssjiang CRON[633424]: pam_unix(cron:session): session closed for user www-data
Oct 18 21:40:01 ssjiang CRON[633507]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 18 21:40:01 ssjiang CRON[633506]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 18 21:40:01 ssjiang CRON[633505]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 18 21:40:01 ssjiang CRON[633508]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 18 21:40:01 ssjiang CRON[633508]: pam_unix(cron:session): session closed for user root