Linux下使用Tomcat7搭建高性能Java…
2015-12-24 10:30
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1. 架构说明: nginx + 4个tomcat
nginx作为前端代理,并且肩负负载均衡的作用,多个tomcat可以解决单台服务器高并发的性能问题,至于后端放几个tomcat要看你的服务器有多大内存,我的服务器是4核的CPU,8G内存。
2. nginx安装简单说明:
编译参数:
--prefix=/opt/mysql/ --enable-assembler
--with-extra-charsets=complex \
--enable-thread-safe-client --with-big-tables --with-readline
--with-ssl --with-embedded-server \
--enable-local-infile --with-plugins=innobase
可以根据自己的环境修改配置
nginx.conf配置:
Nginx conf代码
user www;
worker_processes 8;
error_log /opt/logs/nginx/default/error/log;
pid logs/nginx.pid;
worker_rlimit_nofile 51200;
events {
use epoll;
worker_connections 1024; #有的设置到65535
}
http {
include mime.types;
default_type application/octet-stream;
server_names_hash_bucket_size 128;
client_header_buffer_size 128k;
large_client_header_buffers 8 128k;
client_max_body_size 200m;
client_body_buffer_size 128k;
proxy_connect_timeout 600;
proxy_read_timeout 600;
proxy_send_timeout 600;
proxy_buffer_size 16k;
proxy_buffers 4 32k;
proxy_busy_buffers_size 64k;
log_format main '$remote_addr $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent"';
access_log /opt/logs/nginx/default/access/log main;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
fastcgi_connect_timeout 300;
fastcgi_send_timeout 300;
fastcgi_read_timeout 300;
fastcgi_buffer_size 64k;
fastcgi_buffers 4 64k;
fastcgi_busy_buffers_size 128k;
fastcgi_temp_file_write_size 128k;
gzip on;
gzip_min_length 1k;
gzip_buffers 4 16k;
gzip_comp_level 8;
gzip_http_version 1.1;
gzip_types text/plain application/xml;
gzip_vary on;
proxy_temp_path /opt/nginx_cache/proxy_temp_path;
proxy_cache_path /opt/nginx_cache/proxy_cache_path levels=1:2 keys_zone=cache_one:200m inactive=1d max_size=30g;
upstream testservers {
server 127.0.0.1:8080 weight=1 max_fails=2 fail_timeout=30s;
server 127.0.0.1:8081 weight=1 max_fails=2 fail_timeout=30s;
server 127.0.0.1:8082 weight=1 max_fails=2 fail_timeout=30s;
server 127.0.0.1:8083 weight=1 max_fails=2 fail_timeout=30s;
}
nginx作为前端代理,并且肩负负载均衡的作用,多个tomcat可以解决单台服务器高并发的性能问题,至于后端放几个tomcat要看你的服务器有多大内存,我的服务器是4核的CPU,8G内存。
2. nginx安装简单说明:
编译参数:
--prefix=/opt/mysql/ --enable-assembler
--with-extra-charsets=complex \
--enable-thread-safe-client --with-big-tables --with-readline
--with-ssl --with-embedded-server \
--enable-local-infile --with-plugins=innobase
可以根据自己的环境修改配置
nginx.conf配置:
Nginx conf代码
user www;
worker_processes 8;
error_log /opt/logs/nginx/default/error/log;
pid logs/nginx.pid;
worker_rlimit_nofile 51200;
events {
use epoll;
worker_connections 1024; #有的设置到65535
}
http {
include mime.types;
default_type application/octet-stream;
server_names_hash_bucket_size 128;
client_header_buffer_size 128k;
large_client_header_buffers 8 128k;
client_max_body_size 200m;
client_body_buffer_size 128k;
proxy_connect_timeout 600;
proxy_read_timeout 600;
proxy_send_timeout 600;
proxy_buffer_size 16k;
proxy_buffers 4 32k;
proxy_busy_buffers_size 64k;
log_format main '$remote_addr $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent"';
access_log /opt/logs/nginx/default/access/log main;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
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;
gzip on;
gzip_min_length 1k;
gzip_buffers 4 16k;
gzip_comp_level 8;
gzip_http_version 1.1;
gzip_types text/plain application/xml;
gzip_vary on;
proxy_temp_path /opt/nginx_cache/proxy_temp_path;
proxy_cache_path /opt/nginx_cache/proxy_cache_path levels=1:2 keys_zone=cache_one:200m inactive=1d max_size=30g;
upstream testservers {
server 127.0.0.1:8080 weight=1 max_fails=2 fail_timeout=30s;
server 127.0.0.1:8081 weight=1 max_fails=2 fail_timeout=30s;
server 127.0.0.1:8082 weight=1 max_fails=2 fail_timeout=30s;
server 127.0.0.1:8083 weight=1 max_fails=2 fail_timeout=30s;
}
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