wdcp 后台日志出现大量这些记录,请指点是什么我问题?
Sep 14 03:10:00 VM_188_237_centos atd[9973]: pam_unix(atd:session): session closed for user root
Sep 14 03:10:00 VM_188_237_centos atd[9973]: pam_unix(atd:session): session opened for user root by (uid=0)
Sep 14 03:10:00 VM_188_237_centos atd[9973]: pam_unix(atd:session): session closed for user root
Sep 14 03:11:00 VM_188_237_centos atd[10039]: pam_unix(atd:session): session opened for user root by (uid=0)
Sep 14 03:11:00 VM_188_237_centos atd[10039]: pam_unix(atd:session): session closed for user root
Sep 14 03:11:00 VM_188_237_centos atd[10039]: pam_unix(atd:session): session opened for user root by (uid=0)