Eureka 訪問頁面出現紅色字體提醒

系統在三種情況下會出現紅色加粗的字體提示：
1.在配置上，自我保護機制關閉

RENEWALS ARE LESSER THAN THE THRESHOLD. THE SELF PRESERVATION MODE IS TURNED OFF.THIS MAY NOT PROTECT INSTANCE EXPIRY IN CASE OF NETWORK/OTHER PROBLEMS.
2.自我保護機制開啟了

EMERGENCY! EUREKA MAY BE INCORRECTLY CLAIMING INSTANCES ARE UP WHEN THEY'RE NOT. RENEWALS ARE LESSER THAN THRESHOLD AND HENCE THE INSTANCES ARE

NOT BEING EXPIRED JUST TO BE SAFE.
3.在配置上，自我保護機制關閉了，但是一分鍾內的續約數沒有達到85% ， 可能發生了網絡分區，會有如下提示

THE SELF PRESERVATION MODE IS TURNED OFF.THIS MAY NOT PROTECT INSTANCE EXPIRY IN CASE OF NETWORK/OTHER PROBLEMS.