=============================================================
ps-aux|sort-k4nr|head-n10
ps-aux|sort-k3nr|head-n10
mysql112344.61.24509704309872SslFeb083457:37/usr/sbin/mysqld
www-data311120.00.438496899872S03:100:03php-fpm:poolwww
www-data310820.00.337471689560S03:100:02php-fpm:poolwww
www-data310850.00.336265677428S03:100:01php-fpm:poolwww
www-data310860.00.336454079100S03:100:02php-fpm:poolwww
www-data310870.00.337398488796S03:100:03php-fpm:poolwww
www-data310890.00.336643281048S03:100:01php-fpm:poolwww
www-data310940.00.336480479688S03:100:03php-fpm:poolwww
www-data310970.00.337078885620S03:100:01php-fpm:poolwww
www-data310980.00.337554890172S03:100:03php-fpm:poolwww
Mysql>showglobalstatuslike'Innodb_buffer_pool_pages_data';
+-------------------------------+-------+
|Variable_name|Value|
|Innodb_buffer_pool_pages_data|7599|
1rowinset(0.03sec)
Mysql>SHOWGLOBALSTATUSLIKE'Innodb_buffer_pool_pages_total';
+--------------------------------+-------+
|Innodb_buffer_pool_pages_total|8192|
1rowinset(0.00sec)
Mysql>SHOWGLOBALSTATUSLIKE'Innodb_page_size';
+------------------+-------+
|Innodb_page_size|16384|
'Innodb_buffer_pool_pages_data'X100/'Innodb_buffer_pool_pages_total'
===================================================================
#free
totalusedfreesharedbufferscached
Mem:246922042192545627667480512090810888396
-/+buffers/cache:591615218776052
Swap:199883239721994860
#cat/proc/sys/vm/drop_caches
0
#sync
#echo3>/proc/sys/vm/drop_caches
3
Mem:2469220447412281995097609380431832
-/+buffers/cache:430001620392188
===========================================================================
#iostat–d–k110
#iostat-d-x-k110
client_header_buffer_size4k;
net.ipv4.ip_forward=0net.ipv4.conf.default.rp_filter=1net.ipv4.conf.default.accept_source_route=0kernel.sysrq=0kernel.core_uses_pid=1net.ipv4.tcp_syncookies=1kernel.msgmnb=65536kernel.msgmax=65536kernel.shmmax=68719476736kernel.shmall=4294967296net.ipv4.tcp_max_tw_buckets=6000net.ipv4.tcp_sack=1net.ipv4.tcp_window_scaling=1net.ipv4.tcp_rmem=4096873804194304net.ipv4.tcp_wmem=4096163844194304net.core.wmem_default=8388608net.core.rmem_default=8388608net.core.rmem_max=16777216net.core.wmem_max=16777216net.core.netdev_max_backlog=262144net.core.somaxconn=262144net.ipv4.tcp_max_orphans=3276800net.ipv4.tcp_max_syn_backlog=262144net.ipv4.tcp_timestamps=0net.ipv4.tcp_synack_retries=1net.ipv4.tcp_syn_retries=1net.ipv4.tcp_tw_recycle=1net.ipv4.tcp_tw_reuse=1net.ipv4.tcp_mem=94500000915000000927000000net.ipv4.tcp_fin_timeout=1net.ipv4.tcp_keepalive_time=30net.ipv4.ip_local_port_range=102465000
userwwwwww;worker_processes8;worker_cpu_affinity00000001000000100000010000001000000100000010000001000000;error_log/www/log/nginx_error.logcrit;pid/usr/local/nginx/nginx.pid;worker_rlimit_nofile204800;
events{useepoll;worker_connections204800;}
charsetutf-8;
server_names_hash_bucket_size128;client_header_buffer_size2k;large_client_header_buffers44k;client_max_body_size8m;
sendfileon;tcp_nopushon;
keepalive_timeout60;
open_file_cachemax=204800inactive=20s;open_file_cache_min_uses1;open_file_cache_valid30s;tcp_nodelayon;
location/status{stub_statuson;}
location~.*\.(php|php5)${fastcgi_pass127.0.0.1:9000;fastcgi_indexindex.php;includefcgi.conf;}
location~.*\.(gif|jpg|jpeg|png|bmp|swf|js|css)${expires30d;}
*/10****/usr/local/php/sbin/php-fpmreload
WhenyourunningahighloadwebsitewithPHP-FPMviaFastCGI,thefollowingtipsmaybeusefultoyou:)
2.IncreasPHPFastCGIchildnumberto100andevenmore.Sometime,200isOK!(On4GBmemoryserver);
4.IncreaseLinux“maxopenfiles”,usingthefollowingcommand(mustberoot):