server performance issue

[Xin Liu]

I tried to use static mode, and set pm.max_children = 128.
Then php-fpm will take up 100% cpu.
My question is that, for a server with I3 and 4G memory, what's the right
parameter for nginx.conf and php-fpm.conf.



On Tue, Oct 26, 2010 at 2:45 PM, SplitIce <mat999 at gmail.com> wrote:

> Im persuming you have an opcode cache?
>
> Also try using php-fpm in static mode, dynamic mode resulted in 502/504's
> and high CPU usage for me.
>
> On Tue, Oct 26, 2010 at 5:42 PM, Xin Liu <liuxin84 at gmail.com> wrote:
>
>> Hi all,
>>
>> For yesterday, my server is getting slower and slower...
>> Sometime php-fpm is taking up 100% cpu, and there are about 1G free
>> memory.
>> Everytime I restart nginx and php-fpm, webserver will be OK. But after
>> about 15minutes, it'll be very slow.....
>>
>>
>> My server is running debian, and web server is
>> Nginx+php-fpm+memcached+mysql.
>> Hardware environment is I3 and 4G memory. It's that it's not hardware
>> problem.
>>
>> And below is my configurations, anyone can give me a suggestion about this
>> issue? How can I optimize server performance?
>>
>> *Nginx.conf*
>>
>> user www-data;
>> worker_processes 4;
>> worker_cpu_affinity 0001 0010 0100 1000;
>> error_log /var/log/nginx/error.log;
>> pid /var/run/nginx.pid;
>> events {
>> use epoll;
>> worker_connections 10240;
>> multi_accept on;
>> }
>> http {
>> include /etc/nginx/mime.types;
>> default_type application/octet-stream;
>> access_log /var/log/nginx/access.log;
>> sendfile on;
>> tcp_nopush on;
>> tcp_nodelay on;
>> server_names_hash_bucket_size 128;
>> server_name_in_redirect off;
>> server_tokens off;
>> keepalive_timeout 60;
>> send_timeout 60;
>> client_header_buffer_size 4k;
>> large_client_header_buffers 4 4k;
>> client_max_body_size 20m;
>> gzip on;
>> gzip_min_length 1k;
>> gzip_buffers 4 16k;
>> gzip_http_version 1.0;
>> gzip_comp_level 9;
>> gzip_types text/plain text/css image/x-icon image/bmp
>> application/x-javascript application/xml;
>> gzip_vary on;
>> fastcgi_connect_timeout 300;
>> fastcgi_send_timeout 300;
>> fastcgi_read_timeout 300;
>> fastcgi_buffer_size 64k;
>> fastcgi_buffers 4 64k;
>> fastcgi_busy_buffers_size 128k;
>> fastcgi_temp_file_write_size 128k;
>> include /etc/nginx/conf.d/*.conf;
>> include /etc/nginx/sites-enabled/*;
>> }
>>
>>
>> *php5-fpm.conf*
>>
>> listen = 127.0.0.1:9000
>> user = www-data
>> group = www-data
>> pm = dynamic
>> pm.max_children = 66
>> pm.start_servers = 8
>> pm.min_spare_servers = 5
>> pm.max_spare_servers = 16
>> pm.max_requests = 512
>>
>>
>>
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>>
>>
>
>
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