。51Testing软件测试网m#z"fX}0H:P{(bHP

~bd7h5z7I(Sn3H01.比较现有T2000 Apache2.2.8经过优化前后的效果51Testing软件测试网 R4VsR^4MO!G7`f

Webserver IP：10.56.234.3151Testing软件测试网e{]Q/\(p|

优化前httpd.conf：

da*Z"[

d0----------------------------------------------------------------------51Testing软件测试网6V'ecP2jx/dM[(k+v,d

StartServers        1051Testing软件测试网]8@,Dg*rt)}/D"u/P9w

MinSpareServers     50

?b [Zi1Mtv[*M0           MaxSpareServers    10051Testing软件测试网{&}%o"I-ing

ServerLimit     10000

+@pb;SK0           MaxClients        1000051Testing软件测试网w%],Ey ]+kX {

MaxRequestsPerChild  0

1wo)Vbsw+M8n0----------------------------------------------------------------------51Testing软件测试网o[z G7v#RDcfk

优化后httpd.conf：51Testing软件测试网+u^.D1grw:s

----------------------------------------------------------------------

)_p-Tczh.E0           StartServers        15051Testing软件测试网5J7v\fs:u(Y

MinSpareServers     1051Testing软件测试网I^Vpc9Ym2Y0V

MaxSpareServers    20

2J9y I.if0           ServerLimit     2000051Testing软件测试网n4b p

bP.i

MaxClients        20000

:zjQ|&|7r1WG0           MaxRequestsPerChild 1000051Testing软件测试网$t7PCuH4\c[1xh

----------------------------------------------------------------------

6b"U{@o7e"F6s*[0测试命令： /opt/apache2.2.8/bin/ab -n 10000 -c 100051Testing软件测试网Rv5WJ E7n

http://127.0.0.1/pete/20kb/automot.jpg

*Z Op#AU0测试方法： 访问20kb的jpg图片来获取tps数据，为了排除网络因素，选取127.0.0.1本地环路地址。

8J6M,bVE0测试结果：51Testing软件测试网8K%C8Fk9iZ}"m#{

----------------------------------------------51Testing软件测试网0X1IiA9m0squ8C

使用ApacheBench v2.0进行测试51Testing软件测试网(I Z2ZTh ]9WPM

apache2.2.8(20k) 优化前 1657tps51Testing软件测试网#V,|atD&F

apache2.2.8(20k) 优化后 1666tps51Testing软件测试网dY

m,L%u

---------------------------------------------

d)G

^:ZJ@

@Bc{0    使用 ApacheBench v2.3进行测试51Testing软件测试网&X9IP!|_0X!K$o

apache2.2.8(20k) 优化前 1765tps51Testing软件测试网`/N:]krl

apache2.2.8(20k) 优化后 1822tps51Testing软件测试网`!R

R-jVc%QQPC!~)l

-----------------------------------------------51Testing软件测试网$H8lT@0AW3i;jQ@

测试结论：由于这个Apache2.2.8版本没有编入worker.c模块，无法进行worker优化。但是，单独就对prefork的优化，发现性能提升很小。基本保持以后的水平。同时我们发现，测试结果受到T2000机器状态影响很大。所以，本测试基本在没有其他压力的情况下进行。

/s3t

|%Nc051Testing软件测试网,}n4l$gej8WD

6HI+b~KC02.比较现有T2000上Apache2.2.8和Apache2.2.11优化后的性能51Testing软件测试网9sY_!i]

Webserver IP：10.56.234.31

5Dod#v ud0配置：51Testing软件测试网4I[xmqD#R T&Z

a. Apache2.2.8优化后配置请见step1

6hvX!eneh&z0b.Apache2.2.11中对于httpd-mpm.conf优化：51Testing软件测试网+L.B+^:Nvce

----------------------------------------------------------------------51Testing软件测试网p+sL

D

iy~Z\

# prefork MPM51Testing软件测试网EYQ?7MD

# StartServers: number of server processes to start

I$s)eQUBW0# MinSpareServers: minimum number of server processes which are kept spare51Testing软件测试网sc't6aD,gw2ba6X

# MaxSpareServers: maximum number of server processes which are kept spare

7F+hZ1E*z0# ServerLimit: maximum value for MaxClients for the lifetime of the server

F1g+N1cHSaZT5E0# MaxClients: maximum number of server processes allowed to start

q8_~9nVMj3YJ0# MaxRequestsPerChild: maximum number of requests a server process serves51Testing软件测试网#b6J+vw)n-x

StartServers       150

"H}.y+|@QF1E0MinSpareServers    1051Testing软件测试网&o[9d&B+|c

MaxSpareServers    2051Testing软件测试网$c0_\Md0]

ServerLimit        2000051Testing软件测试网Nd|G{

MaxClients         20000

CN4h/X%c!BufU8Wm0MaxRequestsPerChild 10000

z6]1[(H ?0# worker MPM51Testing软件测试网w'm5U^X T

# StartServers: initial number of server processes to start

lV(]VZ,CHq}0# MaxClients: maximum number of simultaneous client connections51Testing软件测试网M*fvek-@Y

# MinSpareThreads: minimum number of worker threads which are kept spare51Testing软件测试网5Ze5W+g\pA

# MaxSpareThreads: maximum number of worker threads which are kept spare51Testing软件测试网+E7LR f.A

# ThreadsPerChild: constant number of worker threads in each server process

"gTOD,_3`T\%o}8v'U0# MaxRequestsPerChild: maximum number of requests a server process serves

4h)| q$l1mF,H5U0StartServers         2

3UikX2}#nvGy0MaxClients         150051Testing软件测试网}0B"`N.P

I4D+^

MinSpareThreads     25

ON6BcJ2N0MaxSpareThreads     7551Testing软件测试网:Phr2nNxO'p

ThreadsPerChild     2551Testing软件测试网7h/k*G3Bm*\+]4d5MQt

MaxRequestsPerChild  0