<html>
<head>
<style><!--
.hmmessage P
{
margin:0px;
padding:0px
}
body.hmmessage
{
font-size: 12pt;
font-family:Calibri
}
--></style></head>
<body class='hmmessage'><div dir='ltr'><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);">hi all,</div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><br style="line-height: 21.3px;"></div><span style="color: rgb(68, 68, 68); font-size: 15px; line-height: 21.3px; background-color: rgb(255, 255, 255);"> I find a performace decreasing when I update centos5.4 to centos7.1 and the same time nginx-1.2.7 to nginx-1.8.0.</span><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><br style="line-height: 21.3px;"></div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"> Exacted information as below picture:</div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><br style="line-height: 21.3px;"></div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"> <div id="ecxinlineImage0" style="line-height: 21.3px; display: inline-block;"><span style="line-height: 21.3px;"> </span> <div unselectable="on" class="ecxinlineImage" style="line-height: 21.3px; display: inline-block;"><img src="" height="395" width="477" style="line-height: 21.3px;"></div> <span style="line-height: 21.3px;"> </span></div></div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><div style="line-height: 21.3px; display: inline-block;"></div> centos5.4 + nginx-1.2.7</div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><br style="line-height: 21.3px;"></div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><div id="ecxinlineImage1" style="line-height: 21.3px; display: inline-block;"><span style="line-height: 21.3px;"> </span> <div unselectable="on" class="ecxinlineImage" style="line-height: 21.3px; display: inline-block;"><img src="" height="395" width="468" style="line-height: 21.3px;"></div> <span style="line-height: 21.3px;"> </span></div></div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><div style="line-height: 21.3px; display: inline-block;"></div> centos7.1 + nginx-1.8.0<br style="line-height: 21.3px;"><br style="line-height: 21.3px;"><br style="line-height: 21.3px;"> From the pictures, we can see that updated environment cpu-load average is almostly doubled previous environment.</div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><br style="line-height: 21.3px;"></div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"> Of course the sysctl.conf and nginx-conf are not changed after updating environment. It confused me and I dont know why.</div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"><br style="line-height: 21.3px;"></div><div style="line-height: 21.3px; color: rgb(68, 68, 68); font-size: 15px; background-color: rgb(255, 255, 255);"> Anybody meet the problem? Please give me a help, thanks.</div><div><br></div><br>-----<div>Regards,</div><div>Xiaokai</div> </div></body>
</html>