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i have 24G ram and nginx and php-fpm eat all of them

Posted by mikelatef 
i have 24G ram and nginx and php-fpm eat all of them
September 29, 2011 10:28PM
free -m


total used free shared buffers cached
Mem: 24097 24028 69 0 492 19659
-/+ buffers/cache: 3876 20221
Swap: 2000 0 2000


top


top - 04:24:57 up 5:52, 1 user, load average: 2.71, 2.60, 2.59
Tasks: 508 total, 2 running, 500 sleeping, 5 stopped, 1 zombie
Cpu(s): 5.5%us, 0.7%sy, 0.0%ni, 91.3%id, 2.5%wa, 0.0%hi, 0.1%si, 0.0%st
Mem: 24676044k total, 24609232k used, 66812k free, 490668k buffers
Swap: 2048276k total, 244k used, 2048032k free, 20147256k cached

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
20918 nobody 16 0 146m 20m 4040 R 60.4 0.1 0:46.05 php-cgi
22776 root 18 0 208m 165m 8248 D 44.8 0.7 53:36.84 clamscan
19702 mysql 15 0 2586m 774m 5240 S 39.0 3.2 51:05.71 mysqld
20948 nobody 16 0 146m 19m 4708 S 23.4 0.1 0:47.21 php-cgi
20998 nobody 16 0 142m 19m 3988 S 21.4 0.1 0:49.39 php-cgi
22964 nobody 16 0 158m 34m 3904 S 13.6 0.1 0:26.22 php-cgi
22886 nobody 16 0 139m 15m 3808 S 9.7 0.1 0:28.79 php-cgi
22599 nobody 16 0 143m 19m 4220 S 5.8 0.1 0:31.56 php-cgi
20981 nobody 16 0 143m 19m 3860 S 3.9 0.1 0:44.92 php-cgi
26148 root 15 0 13020 1388 764 R 3.9 0.0 0:00.02 top
20980 nobody 16 0 146m 19m 4616 S 1.9 0.1 0:44.83 php-cgi
21736 nobody 15 0 50672 9060 808 S 1.9 0.0 0:00.90 nginx
1 root 15 0 10368 748 620 S 0.0 0.0 0:03.21 init
2 root RT -5 0 0 0 S 0.0 0.0 0:00.00 migration/0
3 root 34 19 0 0 0 S 0.0 0.0 0:00.00 ksoftirqd/0
4 root RT -5 0 0 0 S 0.0 0.0 0:00.00 watchdog/0
5 root RT -5 0 0 0 S 0.0 0.0 0:00.00 migration/1
6 root 34 19 0 0 0 S 0.0 0.0 0:00.00 ksoftirqd/1
7 root RT -5 0 0 0 S 0.0 0.0 0:00.00 watchdog/1
8 root RT -5 0 0 0 S 0.0 0.0 0:00.01 migration/2



my nginx.conf


#user nobody;
worker_processes 24;
worker_rlimit_nofile 4096;

#error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;

#pid logs/nginx.pid;


events {
worker_connections 9000;
}


http {

server_names_hash_bucket_size 128;

send_timeout 400;
server_tokens off;
client_max_body_size 200M;


include mime.types;
default_type application/octet-stream;



php-fpm.conf



<?xml version="1.0" ?>
<configuration>

All relative paths in this config are relative to php's install prefix

<section name="global_options">

Pid file
<value name="pid_file">/usr/local/logs/php-fpm.pid</value>

Error log file
<value name="error_log">/usr/local/logs/php-fpm.log</value>

Log level
<value name="log_level">notice</value>

When this amount of php processes exited with SIGSEGV or SIGBUS ...
<value name="emergency_restart_threshold">10</value>

... in a less than this interval of time, a graceful restart will be initiated.
Useful to work around accidental curruptions in accelerator's shared memory.
<value name="emergency_restart_interval">1m</value>

Time limit on waiting child's reaction on signals from master
<value name="process_control_timeout">5s</value>

Set to 'no' to debug fpm
<value name="daemonize">yes</value>

</section>

<workers>

<section name="pool">

Name of pool. Used in logs and stats.
<value name="name">default</value>

Address to accept fastcgi requests on.
Valid syntax is 'ip.ad.re.ss:port' or just 'port' or '/path/to/unix/socket'
<value name="listen_address">127.0.0.1:9000</value>

<value name="listen_options">

Set listen(2) backlog
<value name="backlog">-1</value>

Set permissions for unix socket, if one used.
In Linux read/write permissions must be set in order to allow connections from web server.
Many BSD-derrived systems allow connections regardless of permissions.
<value name="owner">nobody</value>
<value name="group">nobody</value>
<value name="mode">0666</value>
</value>

Additional php.ini defines, specific to this pool of workers.
<value name="php_defines">
<value name="sendmail_path">/usr/sbin/sendmail -t -i</value>
<value name="display_errors">0</value>
</value>

Unix user of processes
<value name="user">nobody</value>

Unix group of processes
<value name="group">nobody</value>

Process manager settings
<value name="pm">

Sets style of controling worker process count.
Valid values are 'static' and 'apache-like'
<value name="style">static</value>

Sets the limit on the number of simultaneous requests that will be served.
Equivalent to Apache MaxClients directive.
Equivalent to PHP_FCGI_CHILDREN environment in original php.fcgi
Used with any pm_style.
<value name="max_children">120</value>

Settings group for 'apache-like' pm style
<value name="apache_like">

Sets the number of server processes created on startup.
Used only when 'apache-like' pm_style is selected
<value name="StartServers">20</value>

Sets the desired minimum number of idle server processes.
Used only when 'apache-like' pm_style is selected
<value name="MinSpareServers">5</value>

Sets the desired maximum number of idle server processes.
Used only when 'apache-like' pm_style is selected
<value name="MaxSpareServers">35</value>

</value>

</value>

The timeout (in seconds) for serving a single request after which the worker process will be terminated
Should be used when 'max_execution_time' ini option does not stop script execution for some reason
'0s' means 'off'
<value name="request_terminate_timeout">30s</value>

The timeout (in seconds) for serving of single request after which a php backtrace will be dumped to slow.log file
'0s' means 'off'
<value name="request_slowlog_timeout">0s</value>

The log file for slow requests
<value name="slowlog">logs/slow.log</value>

Set open file desc rlimit
<value name="rlimit_files">4000</value>

Set max core size rlimit
<value name="rlimit_core">0</value>

Chroot to this directory at the start, absolute path
<value name="chroot"></value>

Chdir to this directory at the start, absolute path
<value name="chdir"></value>

Redirect workers' stdout and stderr into main error log.
If not set, they will be redirected to /dev/null, according to FastCGI specs
<value name="catch_workers_output">yes</value>

How much requests each process should execute before respawn.
Useful to work around memory leaks in 3rd party libraries.
For endless request processing please specify 0
Equivalent to PHP_FCGI_MAX_REQUESTS
<value name="max_requests">102400</value>

Comma separated list of ipv4 addresses of FastCGI clients that allowed to connect.
Equivalent to FCGI_WEB_SERVER_ADDRS environment in original php.fcgi (5.2.2+)
Makes sense only with AF_INET listening socket.
<value name="allowed_clients">127.0.0.1</value>

Pass environment variables like LD_LIBRARY_PATH
All $VARIABLEs are taken from current environment
<value name="environment">
<value name="HOSTNAME">$HOSTNAME</value>
<value name="PATH">/usr/local/bin:/usr/bin:/bin</value>
<value name="TMP">/tmp</value>
<value name="TMPDIR">/tmp</value>
<value name="TEMP">/tmp</value>
<value name="OSTYPE">$OSTYPE</value>
<value name="MACHTYPE">$MACHTYPE</value>
<value name="MALLOC_CHECK_">2</value>
</value>

</section>

</workers>

</configuration>



can you please help me
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