运行命令看下网站管理的日志：
grep sitemgr /var/log/appnode/agent.access.log | tail -n 50

04-21 17:46:35.504 app-sitemgr-api » INFO 004 Started GET /?api_action=License.Test&api_format=json&api_sign=4147b342cc7a0d1760308a6f8861ea47&api_timestamp=1587462395
04-21 17:46:35.506 app-sitemgr-api » INFO 005 Completed 200 OK in 1.376755ms
04-21 17:47:42.599 agent-server » INFO 1c6 Started GET /?SoftwareCode=sitemgr&api_action=Software.Detail&api_agent_app=appmgr&api_format=json&api_nonce=5d0X9UdmPPV6v6HO&api_sign=2937a28d25f02fb0cf71ac8c7099e038&api_timestamp=1587462462
04-21 17:47:42.600 agent-bus » INFO 1c9 Started GET /?SoftwareCode=sitemgr&api_action=Software.Detail&api_agent_app=appmgr&api_format=json&api_sign=86d344f523ea43bf615dcdf93bbded5b&api_timestamp=1587462462
04-21 17:47:42.600 agent-appmgr » INFO 1ca Started GET /?SoftwareCode=sitemgr&api_action=Software.Detail&api_format=json&api_sign=b07d60ed224bea447f3e23de2d22314b&api_timestamp=1587462462
04-21 17:47:42.603 agent-server » INFO 1d2 Started GET /?api_action=License.Test&api_agent_app=sitemgr&api_format=json&api_nonce=QvYZqutf336YdYrC&api_sign=a5acbed9249ccab97092727988710599&api_timestamp=1587462462
04-21 17:47:42.604 agent-bus » INFO 1d5 Started GET /?api_action=License.Test&api_agent_app=sitemgr&api_format=json&api_sign=01ae65524d76068e3dda701edec66348&api_timestamp=1587462462
04-21 17:47:42.604 app-sitemgr-api » INFO 006 Started GET /?api_action=License.Test&api_format=json&api_sign=be878f8974fe954ef0aca3747a05599c&api_timestamp=1587462462
04-21 17:47:42.606 app-sitemgr-api » INFO 007 Completed 200 OK in 1.302414ms
04-21 17:52:56.649 app-sitemgr-api » NOTI 008 Caught signal interrupt: shutting down.
04-21 18:14:09.228 agent-server » INFO 20f Started GET /?SoftwareCode=sitemgr&api_action=Software.Detail&api_agent_app=appmgr&api_format=json&api_nonce=GCWVUSJ6OuCVaZ7f&api_sign=1b4c67744cc56e0e17e789fc5909c722&api_timestamp=1587464049
04-21 18:14:09.229 agent-bus » INFO 212 Started GET /?SoftwareCode=sitemgr&api_action=Software.Detail&api_agent_app=appmgr&api_format=json&api_sign=434183af86b555551f4dd308299e538a&api_timestamp=1587464049
04-21 18:14:09.230 agent-appmgr » INFO 213 Started GET /?SoftwareCode=sitemgr&api_action=Software.Detail&api_format=json&api_sign=adf40c2a16aac69ff79915cc7690ee2e&api_timestamp=1587464049
04-21 18:14:09.233 agent-server » INFO 21b Started GET /?api_action=License.Test&api_agent_app=sitemgr&api_format=json&api_nonce=mo0h9jkF2MnBHUwp&api_sign=8a42a4e6f4b9e45a7bc1796b22784b30&api_timestamp=1587464049
04-21 18:14:09.233 agent-bus » INFO 21e Started GET /?api_action=License.Test&api_agent_app=sitemgr&api_format=json&api_sign=4eb3b28c87a829047b47de4416f1c3a7&api_timestamp=1587464049
04-21 18:14:09.246 app-sitemgr-api » NOTI 001 listening on /opt/appnode/agent/apps/sitemgr/run/sitemgr.sock
04-21 18:14:10.338 agent-bus » NOTI 223 (apibus) Initialize module:sitemgr...
04-21 18:14:10.338 agent-bus » NOTI 224 (apibus) module:sitemgr return code: ok
04-21 18:14:10.344 app-sitemgr-api » INFO 002 Started GET /?api_action=License.Test&api_format=json&api_sign=49154a32acc0766082944a5c3f4f2110&api_timestamp=1587464050
04-21 18:14:10.346 app-sitemgr-api » INFO 003 Completed 200 OK in 1.600998ms

yfqh 显示这些

虚竹 应该是授权检测失败引起的，在序列号管理中更新下授权看看。