Oct 15 12:20:02 ssjiang CRON[1409208]: pam_unix(cron:session): session closed for user root
Oct 15 12:20:02 ssjiang CRON[1409210]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:21:01 ssjiang CRON[1448179]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:21:02 ssjiang CRON[1448179]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:21:08 ssjiang CRON[1409209]: pam_unix(cron:session): session closed for user root
Oct 15 12:22:01 ssjiang CRON[1451049]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:22:02 ssjiang CRON[1451049]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:23:01 ssjiang CRON[1451059]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:23:02 ssjiang CRON[1451059]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:24:01 ssjiang CRON[1451068]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:24:02 ssjiang CRON[1451068]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:25:01 ssjiang CRON[1451078]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:25:01 ssjiang CRON[1451079]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 15 12:25:01 ssjiang CRON[1451077]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 15 12:25:01 ssjiang CRON[1451079]: pam_unix(cron:session): session closed for user root
Oct 15 12:25:01 ssjiang CRON[1451078]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:26:01 ssjiang CRON[1491007]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:26:02 ssjiang CRON[1491007]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:26:08 ssjiang CRON[1451077]: pam_unix(cron:session): session closed for user root
Oct 15 12:27:01 ssjiang CRON[1492905]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:27:01 ssjiang CRON[1492905]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:28:01 ssjiang CRON[1492914]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:28:02 ssjiang CRON[1492914]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:29:01 ssjiang CRON[1492924]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:29:02 ssjiang CRON[1492924]: pam_unix(cron:session): session closed for user www-data
Oct 15 12:30:01 ssjiang CRON[1492934]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 15 12:30:01 ssjiang CRON[1492935]: pam_unix(cron:session): session opened for user www-data(uid=33) by (uid=0)
Oct 15 12:30:01 ssjiang CRON[1492933]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 15 12:30:01 ssjiang CRON[1492936]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Oct 15 12:30:01 ssjiang CRON[1492936]: pam_unix(cron:session): session closed for user root