在我的一个运行Ubuntu 16.04的AWS ec2实例上，我在/ var / syslog中填写了以下错误。
Jul 17 18:11:21 Mysql-Slave systemd[1]: Stopped The CloudWatch Logs agent.
Jul 17 18:11:21 Mysql-Slave systemd[1]: Started The CloudWatch Logs agent.
Jul 17 18:11:26 Mysql-Slave systemd[1]: awslogs.service: Main process exited, code=exited, status=255/n/a
Jul 17 18:11:26 Mysql-Slave systemd[1]: awslogs.service: Unit entered failed state.
Jul 17 18:11:26 Mysql-Slave systemd[1]: awslogs.service: Failed with result 'exit-code'.
Jul 17 18:11:26 Mysql-Slave systemd[1]: awslogs.service: Service hold-off time over, scheduling restart.
Jul 17 18:11:26 Mysql-Slave systemd[1]: Stopped The CloudWatch Logs agent.
Jul 17 18:11:26 Mysql-Slave systemd[1]: Started The CloudWatch Logs agent.
Jul 17 18:11:32 Mysql-Slave systemd[1]: awslogs.service: Main process exited, code=exited, status=255/n/a
Jul 17 18:11:32 Mysql-Slave systemd[1]: awslogs.service: Unit entered failed state.
Jul 17 18:11:32 Mysql-Slave systemd[1]: awslogs.service: Failed with result 'exit-code'.
Jul 17 18:11:32 Mysql-Slave systemd[1]: awslogs.service: Service hold-off time over, scheduling restart.
Jul 17 18:11:32 Mysql-Slave systemd[1]: Stopped The CloudWatch Logs agent.
Jul 17 18:11:32 Mysql-Slave systemd[1]: Started The CloudWatch Logs agent.
/var/log/awslogs.log包含以下消息：
database is locked
2018-07-17 20:59:01,055 - cwlogs.push - INFO - 27074 - MainThread - Missing or invalid value for use_gzip_http_content_encoding config. Defaulting to using gzip encoding.
2018-07-17 20:59:01,055 - cwlogs.push - INFO - 27074 - MainThread - Using default logging configuration.
database is locked
2018-07-17 20:59:06,549 - cwlogs.push - INFO - 27104 - MainThread - Missing or invalid value for use_gzip_http_content_encoding config. Defaulting to using gzip encoding.
2018-07-17 20:59:06,549 - cwlogs.push - INFO - 27104 - MainThread - Using default logging configuration.
database is locked
2018-07-17 20:59:12,054 - cwlogs.push - INFO - 27110 - MainThread - Missing or invalid value for use_gzip_http_content_encoding config. Defaulting to using gzip encoding.
2018-07-17 20:59:12,054 - cwlogs.push - INFO - 27110 - MainThread - Using default logging configuration.
对此进行故障排除的任何指示都将有很大帮助。
类似的问题发布在以下链接 - https://forums.aws.amazon.com/thread.jspa?threadID=165134
我做了以下事情：
a）停止了awslogs服务
$ service awslogs stop
b）删除/ var / awslogs / state /中的代理状态文件（我在我的情况下将其重命名）
$ mv agent-state agent-state.old
c）重新启动awslogs服务
$ service awslogs start
结果创建了一个新的代理状态文件，并且在此之后提到的错误消失了。