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酒店行业 2022-06-29 142 0star收藏 版权: . 保留作者信息 . 禁止商业使用 . 禁止修改作品
什么是Nagios?Nagios是一款用于系统和网络监控的应用程序。它可以在你设定的条件下对主机和服务进行监控,在状态变差和变好的时候给出告警信息。Nagios最初被设计为在Linux系统之上运行,然而它同样可以在类Unix的系统之上运行。Nagios更进一步的特征包括:
监控网络服务(SMTP、POP3、HTTP、NNTP、PING等);
监控主机资源(处理器负荷、磁盘利用率等);
简单地插件设计使得用户可以方便地扩展自己服务的检测方法;
并行服务检查机制;
具备定义网络分层结构的能力,用parent主机定义来表达网络主机间的关系,这种关系可被用来发现和明晰主机宕机或不可达状态;
当服务或主机问题产生与解决时将告警发送给联系人(通过EMail、短信、用户定义方式);
具备定义事件句柄功能,它可以在主机或服务的事件发生时获取更多问题定位;
自动的日志回滚;
可以支持并实现对主机的冗余监控;
可选的WEB界面用于查看当前的网络状态、通知和故障历史、日志文件等;

(What is Nagios? Nagios is an application for system and network monitoring. It can monitor the host and service under the conditions you set, and give alarm information when the status gets worse and better. Nagios was originally designed to run on Linux systems, but it can also run on UNIX like systems. Nagios further features include:
Monitoring network services (SMTP, POP3, HTTP, NNTP, Ping, etc.);
Monitor host resources (processor load, disk utilization, etc.);
Simple plug-in design makes it easy for users to extend their service detection methods;
Parallel service checking mechanism;
Have the ability to define the network hierarchy, and use the definition of parent host to express the relationship between network hosts. This relationship can be used to find and clarify the downtime or unreachable status of hosts;
Send the alarm to the contact person (via email, SMS, user-defined methods) when the service or host problem is generated and solved;
It has the function of defining event handle, which can obtain more problem location when the host or service event occurs;
Automatic log rollback;
It can support and realize redundant monitoring of the host;
The optional web interface is used to view the current network status, notification and fault history, log files, etc;)

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