<div dir="ltr"><font face="verdana,sans-serif" style>Hi, </font><div style><font face="verdana,sans-serif"><br></font></div><div style><font face="verdana,sans-serif">We do have a few high load web servers behind two load balancers running <b>nginx/1.0.0</b></font></div>
<div style><font face="verdana,sans-serif">I upgraded two of them to <b>nginx/1.0.12</b> all servers are running well despite the version of nginx</font></div><div style><font face="verdana,sans-serif">However I've noticed that there is a big difference in active connections between the old version </font></div>
<div style><font face="verdana,sans-serif">and the new version.</font></div><div style><font face="verdana,sans-serif"><br></font></div><div style><font face="verdana,sans-serif">What do you think about it, is it bad or good. </font></div>
<div style><font face="verdana,sans-serif"><div><br></div><div><b>nginx/1.0.12</b></div><div><b>Linux 2.6.18-194.17.1.el5 #1 SMP Wed Sep 29 12:50:31 EDT 2010 x86_64 GNU/Linux</b></div><div><b>CentOS release 5.7 (Final)</b></div>
<div><b>Active connections: 117 </b></div><div><b>server accepts handled requests</b></div><div><b> 12710947 12710947 12710947 </b></div><div><b>Reading: 0 Writing: 117 Waiting: 0 </b></div><div><b><br></b></div><div><b>nginx/1.0.12</b></div>
<div><b>Linux 2.6.18-274.12.1.el5 #1 SMP Tue Nov 29 13:37:46 EST 2011 x86_64 GNU/Linux</b></div><div><b>CentOS release 5.7 (Final)</b></div><div><b>Active connections: 74 </b></div><div><b>server accepts handled requests</b></div>
<div><b> 31879742 31879742 31879741 </b></div><div><b>Reading: 0 Writing: 74 Waiting: 0 </b></div><div><br></div><div><b>nginx/1.0.0</b></div><div>Linux 2.6.18-238.9.1.el5 #1 SMP Tue Apr 12 18:10:13 EDT 2011 x86_64 GNU/Linux</div>
<div>CentOS release 5.6 (Final)</div><div>Active connections: 1 </div><div>server accepts handled requests</div><div> 1745405552 1745405552 1745405549 </div><div>Reading: 0 Writing: 1 Waiting: 0 </div><div><br></div><div>
<b>nginx/1.0.0</b></div><div>Linux 2.6.18-238.9.1.el5 #1 SMP Tue Apr 12 18:10:13 EDT 2011 x86_64 GNU/Linux</div><div>CentOS release 5.6 (Final)</div><div>Active connections: 1 </div><div>server accepts handled requests</div>
<div> 1777800935 1777800935 1777800935 </div><div>Reading: 0 Writing: 1 Waiting: 0 </div><div><br></div><div><b>nginx/1.0.0</b></div><div>Linux 2.6.18-238.9.1.el5 #1 SMP Tue Apr 12 18:10:13 EDT 2011 x86_64 GNU/Linux</div>
<div>CentOS release 5.6 (Final)</div><div>Active connections: 6 </div><div>server accepts handled requests</div><div> 638878235 638878235 638878235 </div><div>Reading: 0 Writing: 6 Waiting: 0 </div><div><br></div><div><b>nginx/1.0.0</b></div>
<div>Linux 2.6.18-238.9.1.el5 #1 SMP Tue Apr 12 18:10:13 EDT 2011 x86_64 GNU/Linux</div><div>CentOS release 5.6 (Final)</div><div>Active connections: 5 </div><div>server accepts handled requests</div><div> 1785279854 1785279854 1785279852 </div>
<div>Reading: 0 Writing: 5 Waiting: 0 </div><div><br></div><div><b>nginx/1.0.0</b></div><div>Linux 2.6.18-238.9.1.el5 #1 SMP Tue Apr 12 18:10:13 EDT 2011 x86_64 GNU/Linux</div><div>CentOS release 5.6 (Final)</div><div>Active connections: 4 </div>
<div>server accepts handled requests</div><div> 1795180194 1795180194 1795180190 </div><div>Reading: 0 Writing: 4 Waiting: 0 </div><div><br></div><div><b>nginx/1.0.0</b></div><div>Linux 2.6.18-238.9.1.el5 #1 SMP Tue Apr 12 18:10:13 EDT 2011 x86_64 GNU/Linux</div>
<div>CentOS release 5.6 (Final)</div><div>Active connections: 4 </div><div>server accepts handled requests</div><div> 1792770090 1792770090 1792770085 </div><div>Reading: 0 Writing: 4 Waiting: 0 </div><div><br></div><div>
<b>nginx/1.0.0</b></div><div>Linux 2.6.18-274.12.1.el5 #1 SMP Tue Nov 29 13:37:46 EST 2011 x86_64 GNU/Linux</div><div>CentOS release 5.7 (Final)</div><div>Active connections: 6 </div><div>server accepts handled requests</div>
<div> 1374777486 1374777486 1374777465 </div><div>Reading: 0 Writing: 6 Waiting: 0 </div></font></div><div dir="ltr"><font face="tahoma, sans-serif"><font color="#666666"><b><div><font face="tahoma, sans-serif"><font color="#666666"><b><br>
</b></font></font></div><div><font face="tahoma, sans-serif"><font color="#666666"><b>Best Regards</b></font></font></div><div><span style="font-weight:normal"><b>--</b></span></div></b></font></font><div><span style="font-size:13px;background-color:rgb(255,255,255)"><div style="color:rgb(136,136,136);font-family:arial,sans-serif">
<font face="tahoma, sans-serif"><b><font color="#666666">Iqbal Aroussi</font></b></font></div><div style="color:rgb(136,136,136);font-family:arial,sans-serif"><span style="font-family:tahoma,sans-serif"><font color="#666666"><img src="http://lh4.ggpht.com/_0SCBOAjaUfo/TEoHScgM6zI/AAAAAAAAAB0/z8CPiweu0Wk/s800/BB12.jpg"> <b>+212 665 025 032</b></font></span></div>
<div><div style="color:rgb(0,0,0);font-family:arial;font-size:small"><span style="font-family:tahoma,sans-serif"><font color="#666666"><img src="http://lh5.ggpht.com/_0SCBOAjaUfo/TFNZty8G-NI/AAAAAAAAACI/A0KkIfLPg4Q/s800/gmail-12.jpg"> <b><a href="mailto:iqbal@aroussi.name" target="_blank">iqbal@aroussi.name</a></b></font></span></div>
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