2015-08-19 51 views
3

我正在配置Monit来监视Redis和Redis Sentinel。但是每次运行Monit时,都会记录Redis和Redis Sentinel未运行并尝试运行它们,尽管它们都已完成。它无法启动Redis进程。Monit不能与Redis配合使用

尽管它对于系统检查和nginx以及其他一些进程来说是完美的。

版本:

Redis: Redis server v=2.8.4 sha=00000000:0 malloc=jemalloc-3.4.1 bits=64 build=a44a05d76f06a5d9 
Monit: version 5.6 

这里是我的Redis monit的配置(Redis的哨兵具有几乎相同的配置):

# redis 
check process redis with pidfile /var/run/redis-server.pid 
    group cache 
    group redis 
    start program = "/etc/init.d/redis-server start" 
    stop program = "/etc/init.d/redis-server stop" 
    if failed host 127.0.0.1 port 6379 then restart 
    if totalmem > 500 Mb then alert 
    if cpu > 60% for 2 cycles then alert 
    if cpu > 98% for 5 cycles then restart 
    if 2 restarts within 2 cycles then alert 
    depend redis_bin 
    depend redis_rc 

check file redis_bin with path /usr/bin/redis-server 
    group redis 
    include /etc/monit/templates/rootbin 

check file redis_rc with path /etc/init.d/redis-server 
    group redis 
    include /etc/monit/templates/rootbin 

这里是monit的的日志:

[PKT Aug 19 17:00:07] error : 'redis' process is not running 
[PKT Aug 19 17:00:07] info  : 'redis' trying to restart 
[PKT Aug 19 17:00:07] info  : 'redis' start: /etc/init.d/redis-server 
[PKT Aug 19 17:00:37] error : 'redis' failed to start 

我认为这个问题的原因是其他正在工作的进程是由根和所有th e目录和bin文件。但是,与Redis相关的所有内容都是由用户“redis”中的“redis”自己创建的。这就是为什么Monit无法启动或停止Redis。

但我已经试图通过在开始添加用户使用它,并停止设置是这样的:

start program = "/etc/init.d/redis-server start" 
    as uid redis and gid redis 
stop program = "/etc/init.d/redis-server stop" 
    as uid redis and gid redis 

但是,这也不能工作。

我在这里做错了什么?与Monit一起监控Redis的正确方法是什么?

回答

0

我做了一些更改,以确保Monit可以访问启动/停止服务,并确保一旦重新启动服务,Monit就会检查正确的PID文件。就我而言,这是配置:

# redis 
check process redis with pidfile /var/run/redis/redis-server.pid 
    group cache 
    group redis 
    start program = "/usr/sbin/service redis-server start" with timeout 60 seconds 
    stop program = "/usr/sbin/service redis-server stop" with timeout 60 seconds 
    if failed host 127.0.0.1 port 6379 then restart 
    if totalmem > 500 Mb then alert 
    if cpu > 60% for 2 cycles then alert 
    if cpu > 98% for 5 cycles then restart 
    if 2 restarts within 2 cycles then alert 
    depend redis_bin 
    depend redis_rc 

check file redis_bin with path /usr/bin/redis-server 
    group redis 
    include /etc/monit/templates/rootbin 

check file redis_rc with path /etc/init.d/redis-server 
    group redis 
    include /etc/monit/templates/rootbin 
  • 生成的PID文件路径是我的机器上的不同,我建议你确保它是在你的身边了正确的道路。
  • 我给了起动/停止操作60秒而不是默认的30秒
  • 的边注:我用/usr/sbin/service redis-server代替/etc/init.d/redis-server但这不应该有所作为,我想他们两个,他们都工作。

Monit允许在超时之前,只是为了确保它有一个很好的时间作为服务响应。

的输出是:

[EST Nov 30 16:25:22] error : 'redis' process is not running 
[EST Nov 30 16:25:22] info  : 'redis' trying to restart 
[EST Nov 30 16:25:22] info  : 'redis' start: /usr/sbin/service 
[EST Nov 30 16:27:22] info  : 'redis' process is running with pid 24864 
相关问题