Java web应用性能监控工具jwebap

up1]p?%u,]#t0  效果图http://www.jwebap.org/detect/console/?null

Mr\/F\Ln"o0 官方文档：http://www.jwebap.org/index_zh.htm51Testing软件测试网Kl1J&a])iW9t

 作者blog:http://leadyu.javaeye.com/

Y4Tx8qi"\#u0d6xC0 Jwebap是无代码侵入、需要修改web.xml配置文件的java应用监控工具，轻易获取jdbc调用/http调用、方法调用耗时及是否有jdbc泄露。核心原理：应用asm字节码操作框架实现动态monitor。51Testing软件测试网 ^DRsN&E3A gZ

E0^Nt6Z/S h]W0   另外一个工具：http://jamonapi.sourceforge.net/。51Testing软件测试网we.?%E7O{RT{6{u

qpMkT,{/i01.1.1   下载
%j*rC@J5c!^0http://sourceforge.net/projects/jwebap/files/

p cS'c:pd/x(JHn01.1.2   部署51Testing软件测试网&he-d&b*H
解压后的jwebap_0.6.1.jar, tracer_0.6.1.jar及jwebap_0.6.1_all\lib目录下jar复制到jboss-4.2.2.GA\server\default\lib目录下。

修改tracer_0.6.1.jar/META-INF/plugin.xml文件,红色为修改项：

,nAO+N!r7Q0<?xml version="1.0" encoding="UTF-8"?>51Testing软件测试网{g|BI/{@ @t.|

+T5S+DEbyj%e0<plugin>51Testing软件测试网 WQ,LlPpa:@

      <!--component-->51Testing软件测试网!E+g.O.k.g,j;E:o1XU

+e,t ];Fp;\@D0      <component name="HttpComponent" type="org.jwebap.plugin.tracer.http.HttpComponent">

0h
H[Lm?P0z0             <component-param>51Testing软件测试网2B"a6jwK[q

                    <name>trace-filter-active-time</name>

0[e.M X*uMmr't0                    <value>-1</value>51Testing软件测试网W!Y,_t7e)]!C-JK

                    <description>(ms) timings filter's over time</description>51Testing软件测试网"X? bufQH
\|Z9wt

c5? MT%w f0             </component-param>51Testing软件测试网6X6wgqC/~"Aq7V/D

             <component-param>51Testing软件测试网 B[/l;l#V3k|

Fg%@o(e!s5y0x DDO0                    <name>trace-max-size</name>

(}|%M;c%w0H6DTp R
F0                    <value>1000</value>51Testing软件测试网0}n"kc8uP

                    <description>max over-time trace size</description>

!D0X_o0v+t0             </component-param>

      </component>

};U^)BQel]0      <component name="MethodComponent" type="org.jwebap.plugin.tracer.method.MethodComponent">

             <component-param>51Testing软件测试网
pb6E;_
o@~

/s%h6z3U8P4@JT{A@X0                    <name>trace-filter-active-time</name>

                    <value>-1</value>51Testing软件测试网-Y6i@l*`5VNr

,F+h)ULT8H;mi0                    <description>(ms) timings filter's over time</description>

4uc by$z4Yl5r)azeO0             </component-param>51Testing软件测试网{3J`"x U0|

             <component-param>

@cc
Q7s?(aS0                    <name>trace-max-size</name>51Testing软件测试网F5nk,ZMt'@
q-fm

                    <value>1000</value>

b&^+^&r2Z0                    <description>max over-time trace size</description>51Testing软件测试网
f7F6I)o [

             </component-param>

             <component-param style="longtext">51Testing软件测试网U3mb pH%TG7N

0hv+z kbh~#`.Q0                   <name>detect-clazzs</name>51Testing软件测试网&{~
l#]Hh3GZ+g5m

                    <value>51Testing软件测试网-wA sk"R'ne9S,x3B

                    com.ali.*;51Testing软件测试网$T"T |(m)k{-RO ^@

                    </value>

                    <description>51Testing软件测试网6N{`9l8cS RtUcpz

                    package name and class name that monitored by MethodComponent,

Yr0C"a~Y?0                    e.g.: 'test.*;test.Test' , divided by ';'

                    </description>

YEGV0@.DU0bK0             </component-param>

      </component>

      <component name="JdbcComponent" type="org.jwebap.plugin.tracer.jdbc.JdbcComponent">

[L"iV @QO|'Z0             <component-param>

                    <name>trace-filter-active-time</name>51Testing软件测试网3wqa1M d

                    <value>-1</value>51Testing软件测试网U~ dl XR*oT

                    <description>(ms) timings filter's over time</description>51Testing软件测试网)u)U,P4e6dO^+T9v0we

             </component-param>51Testing软件测试网0\]P|1c

+E:@ e$QXF0             <component-param>51Testing软件测试网pOb8{p*i4f;`d

Tqw}}_/] h3S0                    <name>trace-max-size</name>51Testing软件测试网$n
ZG5{V!l3VNZ^

                    <value>1000</value>51Testing软件测试网]hM9y9M-E,kR)u

                    <description>max over-time trace size</description>

f$z Y'm8}6jO+[
i9J0             </component-param>

             <component-param style="longtext">

&P*Ly-`!^0                    <name>connection-listener</name>

                    <value>

7r]R#s;}.C0             org.jwebap.plugin.tracer.http.ServletOpenedConnectionListener;org.jwebap.plugin.tracer.method.MethodOpenedConnectionListener

i2S1H P)qUr]D0                    </value>51Testing软件测试网!C[4h)z N,g

                    <description>Connection Listener</description>51Testing软件测试网3KL)u:d1ys

B%z2[X6}:b~0             </component-param>

             <component-param style="longtext">

@'Gs1e/rK0                    <name>driver-clazzs</name>51Testing软件测试网FRA/SFnv8N

                   <value>org.apache.commons.dbcp.BasicDataSource</value>       

                    <!--51Testing软件测试网dEE_+X3[,_

8TE&@c5\I g~$V;W0                    <value>com.mysql.jdbc.Driver</value>

                    -->

                    <description>51Testing软件测试网6W.rv e'b2i%Z

N;W2~
s)p0 

                    </description>

             </component-param>51Testing软件测试网wkWeHZl

qi*|o&jU{/Y0      </component>

      …

</plugin>

7NkR8CC5R%q#a I0修改好后重新替换入jar。如下是监控spring.war应用的操作过程。51Testing软件测试网/j
SE e&`*i}

eJ1nuY.dy@'C4yt3o0修改jwebap.xml放到jboss-4.2.2.GA\server\default\deploy\spring.war\WEB-INF51Testing软件测试网!tAfz%Z%Z*N%\`"tG

nw.C&r9vwy0?&vx0<?xml version="1.0" encoding="UTF-8"?>

R!@0E-}w I0<jwebap>51Testing软件测试网 Q;u)V5A,L0R{ j

      <!--plugins-->

      <plugin name="Tracer" ref="${ABSOLUTE_PATH}/tracer_0.6.1.jar"/>

x(L;{!t(~6z#G0…

</jwebap>

/CHxUC-w;bS-a-v9v{0（${ABSOLUTE_PATH}是内置的变量，不必修改）51Testing软件测试网1T/N.kdKJ cn'?

iwYQAot.K0参考jwebap_0.6.1_all\bin\web-example.xml修改jboss-4.2.2.GA\server\default\deploy\spring.war\WEB-INF\web.xml：51Testing软件测试网y5G"S9F#bO

'Q^ ] m]8R0<!-- begin jwebap-->51Testing软件测试网u7`0q@+Q8U-e,B

5z2zsr$KU7N0      <context-param>51Testing软件测试网R$Pej)}WV

D-TJQX8D0             <param-name>jwebap-config</param-name>51Testing软件测试网'uM_!E7u'h%M"ZZY

             <param-value>/WEB-INF/jwebap.xml</param-value>

      </context-param>51Testing软件测试网I!d-n HH

      <listener>   51Testing软件测试网/w"sZ1wGM_5Vi,M

0tqzc-t!^*a0             <listener-class>org.jwebap.startup.JwebapListener</listener-class>    

v0c:[ee&Sz0      </listener>51Testing软件测试网R Zr&? y#b$b

      <filter>51Testing软件测试网5h)L/A^uB

m{4kA:X@4ZO0             <filter-name>PageDetectFilter</filter-name>

,]Q7F.Ex0             <filter-class>org.jwebap.plugin.tracer.http.DetectFilter</filter-class>

&TMNX[3Z6E*\0             <init-param>51Testing软件测试网Bn7ao/g!lY5Q

x~aa~C2f%| ?0                    <param-name>excludeUrls</param-name>

"|#XdA@0                    <param-value>/detect;/detect/*;*.js;*.jpg;*.htm;*.html;*.gif;*.png;*.css;*.swf</param-value>

             </init-param>51Testing软件测试网])tn;?e6?3RJ\

8?S;}}.z(jrl5g+P p V0      </filter>51Testing软件测试网4Qh&w[+YK

      <filter-mapping>

ubr:rs2V6a Hb3~0             <filter-name>PageDetectFilter</filter-name>

             <url-pattern>/*</url-pattern>51Testing软件测试网I"} S[E8@

      </filter-mapping>51Testing软件测试网^.SUu}8h3`.]0qv(K

rn9r oy2?0 51Testing软件测试网'TKKAs}1I

*p)\2p5F&E!f0      <servlet>51Testing软件测试网fZOn1DQ^E"Q{

             <servlet-name>detect</servlet-name>

             <servlet-class>org.jwebap.ui.controler.JwebapServlet</servlet-class> 

$f~"QL!U/\,GS2l%z*M0      </servlet>51Testing软件测试网+e/z-Yp`BL

 51Testing软件测试网&w+y mud"M

      <servlet-mapping>51Testing软件测试网%Ze/Da)B2w rn

W4ML/Sy(Z
@0             <servlet-name>detect</servlet-name>51Testing软件测试网7d&O-CG9^h

             <url-pattern>/detect/*</url-pattern>

9~Hp8d*yj0      </servlet-mapping>51Testing软件测试网;j,E.`-v)| yz

]?+^z;Kfg$h5}[0     51Testing软件测试网7aZ Y4HK,XZ

/A]GR+Kq0      <!-- end jwebap-->

有一点特别注意的是，在被监控的程序如spring.war目录jboss-4.2.2.GA\server\default\deploy\spring.war\WEB-INF\lib加入数据库驱动程序如commons-dbcp.jar，否则无法获取jdbc trace数据。

!f(yU^j:Yb01.1.3   启动应用及拦截51Testing软件测试网7sVr0py rL RT
启动jboss，51Testing软件测试网:R9Ad ]%B&{5n/i

执行应用操作，ie输入

\ zv+W$c}A0http://localhost:8080/spring/detect/console/?null可以看到jwebap监控效果

!EI5VwU8y,@n0jdbc traces:

http监控
?1]0f/P!wsSP0Method监控
JGKF%H"J%P0 

1.1.4   已知限制及应用场合51Testing软件测试网9\YC;K3|d4HI
 更多讨论可以在javaeye论坛搜索jwebap。51Testing软件测试网6ixHY]l#pW"p

  对于普通的web程序，jwebap支持不错。可以考虑内部系统开发性能优化时应用。

2X Lpc.uy0 Webx工程只能监控jdbc调用，对于方法和http请求无法拦截.