Php-fpm requests eventually goes to queue !!

[Lord Nynex]

This does not seem like an nginx issue?


On Thu, May 22, 2014 at 1:24 AM, shahzaib shahzaib <shahzaib.cb at gmail.com>wrote:

> These are the new status for php-fpm now :
>
> pool:                 stats
> process manager:      dynamic
> start time:           22/May/2014:12:17:39 +0500
> start since:          3975
> accepted conn:        866645
> listen queue:         0
> max listen queue:     2163
> listen queue len:     65535
> idle processes:       153
> active processes:     2
> total processes:      155
> max active processes: 250
> max children reached: 4
>
>
>
>
>
> On Thu, May 22, 2014 at 12:37 PM, shahzaib shahzaib <shahzaib.cb at gmail.com
> > wrote:
>
>> Hello,
>>
>>      We're using nginx + php-fpm. Please check the following
>> configurations in php-fpm and sysctl in order to handle large amount of
>> php-fpm request, but still 1000+ requests are getting into queue every
>> 15min.
>>
>> php-fpm.d/stats.conf
>>
>> [stats]
>> listen = 127.0.0.1:9000
>> user = apache
>> group = apache
>> request_slowlog_timeout = 5s
>> slowlog = /var/log/php-fpm/stats-slow.log
>> listen.allowed_clients = 127.0.0.1
>> pm = dynamic
>> pm.max_children = 250
>> pm.start_servers = 40
>> pm.min_spare_servers = 20
>> pm.max_spare_servers = 40
>> pm.max_requests = 40000
>> listen.backlog = -1
>> request_terminate_timeout = 300s
>> rlimit_files = 13107200
>> rlimit_core = unlimited
>> env[HOSTNAME] = $HOSTNAME
>> env[TMP] = /tmp
>> env[TMPDIR] = /tmp
>> env[TEMP] = /tmp
>> pm.status_path = /status
>>
>> The main config parameters of sysctl.conf :
>>
>> vm.overcommit_memory = 1
>> fs.file-max = 7000000
>> net.ipv4.tcp_max_syn_backlog = 70000
>> net.core.netdev_max_backlog = 4096
>> net.core.somaxconn=65535
>> net.ipv4.tcp_tw_reuse = 1
>> net.ipv4.tcp_tw_recycle = 1
>> net.ipv4.ip_local_port_range = 1024 65000
>> net.ipv4.tcp_tw_reuse = 1
>>
>> /etc/security/limits.conf
>> root soft nofile 700000
>> root hard nofile 700000
>>
>>
>> We've 72G of Ram and also writing on disk is 100+MB/s on Sas drives which
>> makes high io util% most of the time.
>>
>> Any clue why requests are still getting into php-fpm  queue and max
>> children also reached errors occuring, even max_children are 250 * 40000. ??
>>
>> Php-fpm status :
>>
>> pool:                 stats
>> process manager:      dynamic
>> start time:           22/May/2014:12:17:39 +0500
>> start since:          1140
>> accepted conn:        228244
>> listen queue:         579
>> max listen queue:     1970
>> listen queue len:     65535
>> idle processes:       167
>> active processes:     9
>> total processes:      176
>> max active processes: 250
>> max children reached: 1
>>
>>
>>
>> Regards.
>> Shahzaib
>>
>>
>>
>
> _______________________________________________
> nginx mailing list
> nginx at nginx.org
> http://mailman.nginx.org/mailman/listinfo/nginx
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.nginx.org/pipermail/nginx/attachments/20140522/efd2facd/attachment.html>