<p>现象说明：</p><p>在服务器上部署了一套后台环境，使用的是nginx反向代理tomcat架构，在后台里上传一个70M的视频文件，上传到一半就失效了！</p><p>原因是nginx配置里限制了上传文件的大小</p><p>client_max_body_size：这个参数的设置限制了上传文件的大小，可以在http、server、location三个区域里配置</p><pre class="brush:bash;toolbar:false">[root@dev-huanqiu~]#cat/Data/app/nginx/conf/nginx.conf
.......
.......
http{
includemime.types;
default_typeapplication/octet-stream;
charsetutf-8;
#######
##httpsetting
#######
sendfileon;
tcp_nopushon;
tcp_nodelayon;
keepalive_timeout100;#这个参数表示http连接超时时间，默认是65s。要是上传文件比较大，在规定时间内没有上传完成，就会自动断开连接！所以适当调大这个时间。
fastcgi_connect_timeout6000;
fastcgi_send_timeout6000;
fastcgi_read_timeout6000;
fastcgi_buffer_size256k;
fastcgi_buffers8256k;
fastcgi_busy_buffers_size256k;
fastcgi_temp_file_write_size256k;
##
client_header_timeout120s;#调大点
client_body_timeout120s;#调大点
client_max_body_size100m;#主要是这个参数，限制了上传文件大大小
client_body_buffer_size256k;
##supportmorethan15testenvironments
server_names_hash_max_size512;
server_names_hash_bucket_size128;
gzipon;
gzip_min_length1k;
gzip_buffers416k;
gzip_http_version1.1;
gzip_comp_level9;
gzip_typestext/plainapplication/x-javascripttext/cssapplication/xmltext/javascriptapplication/x-httpd-php;
gzip_varyon;
[root@dev-huanqiu~]#cat/Data/app/nginx/conf/vhosts/admin.wangshibo.conf
server{
listen80;
server_nameadmin.wangshibo.com;
#if($http_x_forwarded_for!~^(14.165.97.54|123.110.186.128|123.110.186.68)){
#rewrite^.*$/maintence.phplast;
#}
access_log/var/log/wangshibo.logmain;
location/{
proxy_passhttp://127.0.0.1:8484/;
proxy_connect_timeout300;#这三个超时时间适量调大点
proxy_send_timeout600;
proxy_read_timeout600;
proxy_set_headerX-Real-IP$remote_addr;#获取客户端真实IP
proxy_set_headerREMOTE-HOST$remote_addr;
proxy_set_headerHost$host;
proxy_set_headerX-Forwarded-For$proxy_add_x_forwarded_for;#获取代理者的真实ip
proxy_set_headerX-Forwarded-Scheme$scheme;#解决getScheme，isSecure，sendRedirect
proxy_buffer_size32k;
proxy_buffers32256k;
proxy_busy_buffers_size512k;
proxy_temp_file_write_size512k;
}
location/static/video{
root/Data/app/tomcat-7-admin-wls/static/video;
}
}##endserver</pre><p>另外，tomcat的server.xml配置文件中的connectionTimeout超时时间也可以适当调大点，默认是20000，可以改成60000.</p>