Nginx waiting connections growing
mdounin at mdounin.ru
Wed Sep 16 12:49:58 UTC 2015
On Wed, Sep 16, 2015 at 06:09:24AM -0400, kamalakarv wrote:
> I have one more question
> 24360 ? Ss 0:00 nginx: master process /etc/nginx/sbin/nginx
> 10479 ? S 0:06 \_ nginx: worker process
> > ls -l /proc/10479/fd | wc -l
> Active connections: 551
> server accepts handled requests
> 69542 69542 79078
> Reading: 0 Writing: 2 Waiting: 524
> -- As per my understanding if there are 551 active connections means there
> should be same amount of fd ( file descriptors) should be opened right?
> but in my case it is just 95 ?
It looks like nginx worker process died for some reason. Try
looking into logs, it should have something like "[alert] worker
process ... exited on signal ...".
Some very basic things to check are:
- if you are seeing the problem without 3rd party modules;
- if you are seeing the problem with recent nginx versions.
Some more debugging hints can be found at:
More information about the nginx