<div>Overall seems like 3GB of RAM, with a very near 0 load.</div><div><br></div><div>I get the delay in one out of 10 requests. I'd love to help someone SSH and look at it!</div><div><br></div><div>model name : Intel(R) Core(TM)2 Quad CPU Q8300 @ 2.50GHz</div>
<div>s</div><div><br></div><div><div> 00:39:34 up 16:41, 1 user, load average: 0.40, 0.60, 0.70</div><div><br></div><div><div>Tasks: 132 total, 1 running, 131 sleeping, 0 stopped, 0 zombie</div><div>Cpu(s): 1.0%us, 1.8%sy, 0.0%ni, 90.6%id, 1.8%wa, 0.0%hi, 4.8%si, 0.0%st</div>
<div>Mem: 3099008k total, 2970148k used, 128860k free, 207052k buffers</div><div>Swap: 2650684k total, 64k used, 2650620k free, 2385632k cached</div><div><br></div></div></div><br><div class="gmail_quote">
On Mon, Sep 21, 2009 at 12:32 AM, Brian Henson <span dir="ltr"><<a href="mailto:bhenson@xenocomp.com">bhenson@xenocomp.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div lang="EN-US" link="blue" vlink="purple">
<div>
<p><span style="font-size:11.0pt;color:#1F497D">What are the specs of this machine? What is your load during
this time?</span></p>
<p><span style="font-size:11.0pt;color:#1F497D"> </span></p>
<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<p><b><span style="font-size:10.0pt">From:</span></b><span style="font-size:10.0pt">
<a href="mailto:owner-nginx@sysoev.ru" target="_blank">owner-nginx@sysoev.ru</a> [mailto:<a href="mailto:owner-nginx@sysoev.ru" target="_blank">owner-nginx@sysoev.ru</a>] <b>On Behalf Of </b>Khalid
Shaikh<br>
<b>Sent:</b> Sunday, September 20, 2009 11:47 PM<br>
<b>To:</b> <a href="mailto:nginx@sysoev.ru" target="_blank">nginx@sysoev.ru</a><br>
<b>Subject:</b> Nginx TCP Delays</span></p>
</div><div><div></div><div class="h5">
<p> </p>
<p>We are using Nginx on this web server. Look at the #
of reading & writing requests. a curl <a href="http://localhost/test.html" target="_blank">http://localhost/test.html</a> can take up to
45 seconds.</p>
<div>
<p> </p>
</div>
<div>
<p>Can anyone help?</p>
</div>
<div>
<p> </p>
</div>
<div>
<p>Using telnet I can see that basically the Nginx server is
taking time to get to the TCP connection that I initiated.</p>
</div>
<div>
<p> </p>
</div>
<div>
<p>This happens only during peak times of the web site.</p>
<div>
<p> </p>
</div>
<div>
<div>
<p><span style="font-size:10.0pt">Active
connections: 8467</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">server
accepts handled requests</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> 380771
380771 835836</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">Reading:
75 Writing: 1497 Waiting: 6895</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"><a href="http://67.159.60.59/status" target="_blank"><span style="color:#2A5DB0">http://67.159.60.59/status</span></a>
45.03 seconds</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt">I've
attached the nginx.conf</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<div>
<p><span style="font-size:10.0pt">user
www-data www-data;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">worker_processes
32;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt">error_log
/var/www/log/nginx_error.log;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">pid
/var/run/nginx.pid;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt">events
{</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> worker_connections
10024;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">}</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt">http
{</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> include
/etc/nginx/mime.types;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> default_type
application/octet-stream;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> sendfile
on;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> tcp_nopush
on;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> tcp_nodelay
on;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
</div>
<div>
<div>
<p><span style="font-size:10.0pt"> server
{</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
listen 80;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
server_name <a href="http://xs.to" target="_blank">xs.to</a>;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
root /var/www/xs;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
error_page 404 index.php;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
error_page 500 502 503 504 index.php;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
access_log off;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
location / {</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
root /var/www/xs;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
index index.php default.php;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
rewrite ^/albums/(.*)$ /albums/showalbum.php?$1?
last;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
rewrite ^/community/(.*)$ /community.php?$1?
last;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
error_page 404 index.php;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
error_page 500 502 503 504 index.php;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
}</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
location /status {</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
stub_status on;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
access_log off;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
}</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
location ~ .php$ {</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
fastcgi_pass <a href="http://127.0.0.1:8888" target="_blank">127.0.0.1:8888</a>;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
fastcgi_index index.php;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
fastcgi_intercept_errors on;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
error_page 404 index.php;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
error_page 500 502 503 504 index.php;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
fastcgi_param SCRIPT_FILENAME
/var/www/xs/$fastcgi_script_name;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
include /etc/nginx/fastcgi_params;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
}</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
location ~* ^.+.(jpg|jpeg|gif|tiff|png|bmp|ico|fav|html)$ {</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
access_log off;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
expires 30d;</span></p>
</div>
<div>
<p><span style="font-size:10.0pt">
}</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> }</span></p>
</div>
<div>
<p><span style="font-size:10.0pt"> </span></p>
</div>
</div>
</div>
</div>
</div></div></div>
</div>
</blockquote></div><br>