hi all nginx debug log the following problems,please help me

# nginx config user www www; worker_processes 8; worker_cpu_affinity 00000001 00000010 00000100 00001000 00010000 00100000 01000000 10000000; worker_rlimit_nofile 65535;

#error_log /var/log/nginx_error.log crit; error_log /var/log/nginx_error.log debug;

pid /var/run/nginx.pid;

events { worker_connections 65535; use epoll; }

http { include /etc/nginx/mime.types; default_type application/octet-stream;

sendfile on; tcp_nopush on; tcp_nodelay on; server_tokens off; charset utf8;

server_names_hash_bucket_size 128; client_header_buffer_size 32k; large_client_header_buffers 4 32k; client_max_body_size 150m;

gzip on; gzip_comp_level 2; gzip_min_length 1024; gzip_buffers 4 16k; gzip_http_version 1.0; gzip_types text/plain application/x-javascript text/css 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; proxy_intercept_errors on; proxy_ignore_client_abort on; fastcgi_intercept_errors on;

keepalive_timeout 120; limit_zone one $binary_remote_addr 10m;

include /etc/nginx/conf.d/*.conf;

error_log /var/log/nginx_error.log debug;

# tail -f /var/log/nginx_error.log

2011/09/08 15:38:10 [info] 19178#0: *5713577 client 112.64.188.183 closed keepalive connection (104: Connection reset by peer) 2011/09/08 15:39:42 [info] 19175#0: *5729670 client 112.64.188.183 closed keepalive connection (104: Connection reset by peer) 2011/09/08 15:44:10 [info] 19257#0: *1382 client closed prematurely connection while sending response to client, client: 112.64.188.183, server: static.test.com, request: "GET /apk/48/48598/com.dolphin.browser.cn.apk HTTP/1.1", host: "static.test.com" 2011/09/08 15:45:06 [info] 19261#0: *2100 client 112.64.188.183 closed keepalive connection (104: Connection reset by peer)

Posted at Nginx Forum:
http://forum.nginx.org/read.php?2,214974,214974#msg-214974