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</o:shapelayout></xml><![endif]--></head><body lang=ZH-CN link=blue vlink=purple><div class=WordSection1><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:9.0pt;font-family:"Courier New"'>Even I set the pm.max_children=50, I still got lots of errors…...<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:9.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:9.0pt;font-family:"Courier New"'>Oct 26 22:09:36.354159 [WARNING] [pool www] seems busy (you may need to increase start_servers, or min/max_spare_servers), spawning 8 children, there are 0 idle, and 12 total children<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:9.0pt;font-family:"Courier New"'>Oct 26 22:09:37.354215 [WARNING] [pool www] seems busy (you may need to increase start_servers, or min/max_spare_servers), spawning 16 children, there are 0 idle, and 17 total children<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:9.0pt;font-family:"Courier New"'>Oct 26 22:11:20.650232 [WARNING] [pool www] seems busy (you may need to increase start_servers, or min/max_spare_servers), spawning 8 children, there are 1 idle, and 17 total children<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:9.0pt;font-family:"Courier New"'>Oct 26 22:11:41.246244 [WARNING] [pool www] seems busy (you may need to increase start_servers, or min/max_spare_servers), spawning 16 children, there are 0 idle, and 21 total children</span><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:SimSun'>发件人<span lang=EN-US>:</span></span></b><span lang=EN-US style='font-size:10.0pt;font-family:SimSun'> Phil Bayfield [mailto:phil@techlightenment.com] <br></span><b><span style='font-size:10.0pt;font-family:SimSun'>发送时间<span lang=EN-US>:</span></span></b><span lang=EN-US style='font-size:10.0pt;font-family:SimSun'> 2010</span><span style='font-size:10.0pt;font-family:SimSun'>年<span lang=EN-US>10</span>月<span lang=EN-US>26</span>日<span lang=EN-US> 19:07<br></span><b>收件人<span lang=EN-US>:</span></b><span lang=EN-US> nginx@nginx.org<br></span><b>主题<span lang=EN-US>:</span></b><span lang=EN-US> Re: server performance issue<o:p></o:p></span></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Your formulas look interesting, will give them a try next time I'm doing some optimising.<o:p></o:p></span></p><div><p class=MsoNormal><span lang=EN-US>Normally I would just make a rough guess based off req/sec, execution times etc and fine tune with ab.<o:p></o:p></span></p><div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><div><p class=MsoNormal><span lang=EN-US>On 26 October 2010 11:58, SplitIce <<a href="mailto:mat999@gmail.com">mat999@gmail.com</a>> wrote:<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span lang=EN-US>ive found that if you have no blocking functions in php, aka its CPU bound then number of CPU cores+1 is the most efficient. If it has mysql (most likely does) and other IO bound operations then *2 or *3 is fine. values between 20-30 are common in decent scale web servers, in fact on my i7 8gb ram I run 20, on my amd x2 4gb ram I run 15.<o:p></o:p></span></p><div><div><div><p class=MsoNormal><span lang=EN-US>On Tue, Oct 26, 2010 at 9:52 PM, Phil Bayfield <<a href="mailto:phil@techlightenment.com" target="_blank">phil@techlightenment.com</a>> wrote:<o:p></o:p></span></p></div></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm'><div><div><p class=MsoNormal><span lang=EN-US>Sorry didn't read you config before posting, you already have this. :)<o:p></o:p></span></p><div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div><div><p class=MsoNormal><span lang=EN-US>You probably need to reduce the number of child processes, more is not better.<o:p></o:p></span></p></div><div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div><div><p class=MsoNormal><span lang=EN-US>On intensive PHP applications I've found lower is better.<o:p></o:p></span></p></div><div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div><div><p class=MsoNormal><span lang=EN-US>For example, if you have 100 concurrent connections, this doesn't mean you necessarily need 100 PHP-FPM children.<o:p></o:p></span></p></div><div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span lang=EN-US>_______________________________________________<br>nginx mailing list<br><a href="mailto:nginx@nginx.org" target="_blank">nginx@nginx.org</a><br><a href="http://nginx.org/mailman/listinfo/nginx" target="_blank">http://nginx.org/mailman/listinfo/nginx</a><o:p></o:p></span></p></div></blockquote></div><div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span lang=EN-US><br><br clear=all><br>-- <br><a href="http://thewarezscene.org" target="_blank">Warez Scene</a> <a href="http://www.nexusddl.com" target="_blank">Free Rapidshare Downloads</a><o:p></o:p></span></p></div></div><p class=MsoNormal style='margin-bottom:12.0pt'><span lang=EN-US><br>_______________________________________________<br>nginx mailing list<br><a href="mailto:nginx@nginx.org">nginx@nginx.org</a><br><a href="http://nginx.org/mailman/listinfo/nginx" target="_blank">http://nginx.org/mailman/listinfo/nginx</a><o:p></o:p></span></p></div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></div></div></body></html>