rule_engine告警恢复后，还是一直发送恢复信息到alter-gateway

[sunism]

报警触发恢复后的alter信息rule_engine还是会一直往alter-gateway发送，这样如果在监控项很多的情况下会存在问题，日志如下：
[{"active_at":"2021-02-20T08:20:05.995304915Z","Annotations":{"description":"linux主机内存剩余率","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.230:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:27:05.995304915Z","value":5.87}]
[{"active_at":"2021-02-20T08:20:05.995304915Z","Annotations":{"description":"linux主机内存剩余率","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.230:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:28:20.995304915Z","value":5.87}]
[{"active_at":"2021-02-20T08:20:05.995304915Z","Annotations":{"description":"linux主机内存剩余率","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.230:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:29:35.995304915Z","value":5.86}]
[{"active_at":"2021-02-20T08:25:20.995304915Z","Annotations":{"description":"node exporter is alive","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.231:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:30:20.995304915Z","value":0}]
[{"active_at":"2021-02-20T08:20:05.995304915Z","Annotations":{"description":"linux主机内存剩余率","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.230:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:30:50.995304915Z","value":5.83}]
[{"active_at":"2021-02-20T08:25:20.995304915Z","Annotations":{"description":"node exporter is alive","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.231:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:31:35.995304915Z","value":0}]
[{"active_at":"2021-02-20T08:20:05.995304915Z","Annotations":{"description":"linux主机内存剩余率","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.230:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:32:05.995304915Z","value":5.85}]
[{"active_at":"2021-02-20T08:25:20.995304915Z","Annotations":{"description":"node exporter is alive","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.231:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"2021-02-20T08:28:05.995304915Z","state":0,"valid_until":"2021-02-20T08:32:05.995304915Z","value":0}]
[{"active_at":"2021-02-20T08:20:05.995304915Z","Annotations":{"description":"linux主机内存剩余率","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.230:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:33:20.995304915Z","value":5.78}]
[{"active_at":"2021-02-20T08:25:20.995304915Z","Annotations":{"description":"node exporter is alive","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.231:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"2021-02-20T08:28:05.995304915Z","state":0,"valid_until":"2021-02-20T08:33:20.995304915Z","value":0}]
[{"active_at":"2021-02-20T08:20:05.995304915Z","Annotations":{"description":"linux主机内存剩余率","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.230:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:34:35.995304915Z","value":5.85}]
[{"active_at":"2021-02-20T08:25:20.995304915Z","Annotations":{"description":"node exporter is alive","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.231:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"2021-02-20T08:28:05.995304915Z","state":0,"valid_until":"2021-02-20T08:34:35.995304915Z","value":0}]
[{"active_at":"2021-02-20T08:20:05.995304915Z","Annotations":{"description":"linux主机内存剩余率","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.230:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"0001-01-01T00:00:00Z","state":2,"valid_until":"2021-02-20T08:35:50.995304915Z","value":5.85}]
[{"active_at":"2021-02-20T08:25:20.995304915Z","Annotations":{"description":"node exporter is alive","summary":"linux主机内存","RuleId":""},"FiredAt":"0001-01-01T00:00:00Z","labels":{"env":"dev","instance":"10.187.32.231:9100","job":"node_exporter","project":"bkce"},"last_send_at":"0001-01-01T00:00:00Z","resolved_at":"2021-02-20T08:28:05.995304915Z","state":0,"valid_until":"2021-02-20T08:35:50.995304915Z","value":0}]

报警恢复后，还是会一直发送aleter信息，显示报警恢复。