HPROF学习
抓取HPROF log
1. GUI
可以通过 adt-bundle-windows-x86_64-20140702\sdk\tools\monitor.bat来抓取。
打开软件,选中相应的包,比如“com.android.mms”,然后点击"Dump HPROF file" 按钮,保存为 “mms_0810.hprof" 即可。
2.通过代码
在编写代码的时候,如果想保存HPROF文件,使用android.os.Debug.dumpHprofData()函数即可。
   xxxButton.setOnClickListener(new View.OnClickListener() {
       public void onClick(View view) {
          android.os.Debug.dumpHprofData("/sdcard/com.android.mms.hprof");
       }
   }
3.命令行
adb shell am dumpheap com.android.mms /data/mms_0810.hprof
关于dumpheap 的使用方法,可以参考下面。
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g3P84kJcTFUKFckI/wUzzFxLlKRFtXPr7SdaeLMeapUzZbJ78uvpoRNDK1mOklieUa/2DlU5SQcHpL+mM8V7lEczPfT4bo6MPKmzQIvAnkji1lo2R8zWpwRmOgZgDQ0p6a+fXXX+/fv//RRx9NTU2Vy+VTt+qs0Q2oIw9GFguLooz8b1FA6AmhLRYLi6LAYmGRnyUflM/S4SkjWudaRxzvutOlrOoCqhmdSQ1NXZ+gdGKd/3srHR4cGQn3ZoqMMXni5tKoGfAWcFpXK9QMAFraUzOffvopcQiHw5VKh/20VA6ospRhejXjP1EWLsqDJ1EzfsOUguaiqZlCuaCbkZJNffHgfRqZ+dFdoLaccNaaipne3szTfIpGsyXGZ2rseZpSNkrG53JjA92UENod/3PRmc15uTY51E0JIaG+sYVtM7BwHem0nuGZb44sxhjLpwhv2KmEf8qnyODNOV6cdg85pUvZKLl2OzvWF3I1LtRMKRsl/bPP7eqKmV4ysnAgaR2tldWn9UpnUlHJJofq0yw/jYT6xrJPfQtXgRbPxrspN0FUQ7sHpGqsl2uTwz0hQgjtHppce2l5zJJqVMdRLjog4uIyL3p7YYa3Eeq78ehVUMNeZzbKIj49v5sVVivN86M0WNeVAU777BQdm0+JmyVJreVTlCYf2T1bW06Q8NRG05M2UDMAaGlDzfzyyy8DAwNE4vPPPz+JDXxhhQ/YXXe6+GoLp+tOl3+xRmRg8FPEukyhXODlGw7t/gIexcA0amaxsCibJw7yAouFRaEz5PUjT81KAtTM9Oq0x2C/oFF65I+SJ8jK0AXEU1nn9Oq0JyFGFFP2hXzEevntl1/5skZK2ahYTgqnt1htOcHXnqRFqFI2SujViZU9wzT2V1IRe4ivrU9EaGyuaFiWsfdZIhxO5WvawhIv5mMkeq9oWMw8XElFyMjCAQtSMySSXNo5Ns3DzUyM0njuwDEpltncN0xjbykZIZH0lsWkYe1gYUTIGeGKW80orKwuJyiNZTYPTfN4Z2XiKvVZX3k4SiOplUOTMXN7LkbrC3MOQRZfnVj6qVw5NllpPkYjyaWyySxjbykZobH5EmPM2kpHePvMOipkYpS7UJqP2Y2ah5u3ndCo47g+QcPjfz80mWUU52LUN37nU4RERrObh6Z5/GwuRu1EqR9n7L5k1tFaKsKvCbt0amXfsHjLhLw79fW+YRr7j2/1OwFWm+dHbbCuK5W1agIkT8lJczPWxlTYkTO15QRxph2bAmoGAC3tqZn33ntPVjNffPGFsqQnoYQPY8qD8uAt5EKhXJDnJ/g/xFIOc8+UjDwY0a3C+PEMsX4pwzRqhkkKQByRhYusZrgyCE6akW1oXs0wn6DxFJhenRbtingqg8w0ofMfVEZeXgiT62xybkbDVjpMJ9ZZJRfn45r9j0ou7oxonkwEZ+TwDA/FTC+dWNcVlqnk4iSS/Os/d14bFnv1bHX12SsWpGakwXF3bpDE5l94lxOstXHCF8zq7dXNez7bbw9pnrmZRi7VrahjHlcqx2ZAgSCLRYtb6XA9X8meNkhv1fOubbf+J3fz3pOKO7uJ1ZYTvEZ1HLfSYRr7w1c/lY9NVtv7bvW7PffcWD4lJX4LByzjdeW14e81Ta+4CmnM86M2WNOV6lrVAdKpGamW2qMkrU/WNQPUDABa2ltpunv3rpAy77zzTrV60j0ZuoG2606XZ1CUf/fL6kGpSAKa8xzxD706NSMQo7huboYfbFJjtaRm/OnAfn2mXI3SqRl/6PwHlZGXF9ROT81Ya+OkN/N/nCkZe5JmI5+iYlx3jzfyYo4H57C/sJvq9tLMh7/tCcmrLE2pGfHRkxwhPkrt1R4laW+mKIkZj5pRuyS1phQr5vbDT/hKB6eBmlFb7CnDtu8NkFTef7xunhu7kCqOzHr5bfaT4Xe6KQn1DNfXqpTm1T20jr65+yFfQKv3ZXNqRmueH5XBmq5U16oOkF7NsOez/SSxXGtdzEDNAKCn7SzgXC53/fr1dDp9cHBwcjN0Ay3zbSnS5aA0k5siN+c/KE+3MP1Kk1zAP6LLZguJ00xSS/N5M8qpmhOqGX9h/0FlsbNRM6ySi5NriQQVP4RL2WhvIhEV2cGaob+Si6tGloZqRpowsIy9+x9QMauimDNQzHQotllZa+P2Xiy5PZ75Mz/bL37NN1IzTczNbKXD9IP7O8emrkBTFjc5N/Pyh9Xv9mpsKx2WN84HxlFMeTBmHj6+1e+bJ1Hrk0ouTvpvPd433GkoTakZtXl+NB2v6Up1reoABagZvpSanU9SrcTSADUDgJYLskNbjNByYoo81SGGRnkNRR4XT65mmFvQyKJBmCS3opyfEJXrhnkdOjUzvTotn66UMn6P5GLyP/xB9jetO6iMfEM1o1zCE/9W580wPuASsazE+PQ8kUZbjUCpLicoz8BgzDzcnB37/T9+bkLN2KkPhSPLHtS4Dilmekn03rNj0zzeWUm9S+pqhl5Nf30oEkzqWSiR0QWeg7GZiVFv3gxjdtoElVJHGqkZVnuUrOfNLCUj/mmG9QlKP7i/c2wYr3ce/yHmT6wJsrjeYkt5M1Yx08+TfCxmGXtLN8b+8vzfmjge5OJ2xbaakfrVMU+hT17Mx7iaMY7LP/0tGWlFzajNqzy5x1eBGnW8pisDnW4yb4YxxjOoKKU8SacFoGYA0HJB1IxIRuHLGWLQVSaTep7DJj+dpRndwAKnBzzbof3rWZ7cXv/zZnhhuQzPQdG12NLzZprf9ux/Wp0/yMrQBcRTF3muXTzJ2jx6yiU88W/lnibGGJ8pcA3KngNagWKWV8T+Emf/TBMrTfK2lPoKifMEVxLqG5tI9Ep7msbTzu6foZmNqjDp2pTYmTOW2/XOvghHpDzdhmrGvacpPT7oFyuOmbR7YOzu1Ig/szTAYjkSrq1Hqj1Nob4P74qNPEcFsZGqvhtIE8enUtHmV5p2c85epeGZP407U0fNqBm1eaVs1DcvpDRY15UNnZYCFKRmWCUXJz5R1xioGQC0XBA184bxp910Ohdth7afZp8F3AFoEiWafKjI89n+lvaxMGZZ9dG/mOlt4zlsGovfMqyNqbB/v5eKM3+aUe1RkkrLes0CNQOAlrdTzZwLYiezct7l5JWfVlWgEe2qGfO4Utn5LBFuLfXz399P/sZexzCKc2J39WlY/Hbx/zb/ODyRb2rDwhmqGct4XSlv3o7WHzrTAlAzAGiBmgGgRdpVM+sTlNDf/KdYtmgWzUPtWgBqpjXOUM28mI8REvqts9jXGlAzAGiBmgEAgI4AagYALVAzAADQEUDNAKAFagYAADoCqBkAtEDNAABARwA1A4AWqBkAAOgIoGYA0HIZ1Yzz0K23aBcH9qxcGi7D1Vt/3F/P8H//q/nzzvwxL50O1AwAWi6hmjlYGCH9t749Mk2z1YeMdSxQM51MdfvJE+f1Dh169Vovf1j9wX7Er7UxFaaxuWeVSqWy83/3WniqCtRMA6BmANByCdWM61WBnYPybYHNAjVzaqjfsH2mfD8ZoqMPK07zp3H1vmkv5FdUtPe4YsagZhoCNQOAlsupZjpxZIeauRicg5rxNH8aPXmeXrTfNtRMA6BmANBypmpG9xo96+Xa5JD3zW2uw3326wL5699uz8a7qe82p3pCaikbJQ6eQSGfIoM35yaHnBfv2c16G5BeIOd6P5703ry++vNYVSZr3NM4LQLlNltnRh1RX6hneGbqmn2eLuRe7zfK9dSG381Kr9q7XX/Boe1P5eGo782Qp9CzgQHRhjzQv8yNvhCJZkueT+rm8ykSvb0gXix449ErXp+D53Jr0WPp/Y3aS415awu+en3Wiih6LpQAL9Tmar4amsC53tM4ZF+bjhb3uiArG1VM6kdp98BYenwQaiYIqBkAtJyHmnkxHyPRe0XDYubhSipCRhYOGGO19YkIjc0VDcsy9j5LhMOpfI1XQa9OLP1UrhybrrrnYzSSXCqbzDL2lpIRGpsviXZUv27zKUIiyaWdY9M83MyI1924G+BGZApHFuOlIhPrNcbYQS5OI8mlPcNiZnkpGeEvWVGbrHZPfdQTLMdunRl1rGKmn0RSK/uGaexvZmK0sZrhxS3zcPN2lBDy7tTX+4Zp7D++1U/4i4NK2SihsczmvmEae0vJCImktyzGrJfffvnVtvs57KfQs40Cog55oH+js493Kq8Ny/1J3bxdJrt5aJrHz+ZilKbyvlcft+txaT5GI6mVQ5PxaNf7Rnkty00GXb1+a7UXisYLtbmar4Y6cNZWOkLt90YdFTIx2j/73H31etxx3hCujEl1OUFpbO7ZsWke7ywlI+c6L3bxgZoBQMt5qJlKLk4iyb/+c+e1YbFXz1ZXn71irLacINKrhYuZXjqxzqtQrcFvpcNEegdtbTlBnLfj6scD6fDu3CCJzb/wNFDJxWUjWDHTS+K5Ch8E6icf/O//uvn5v3QmK93THPUEy25DZ4bef+FcwGhfd8C9qCUKuc+11sYJnVj3xVHUcMKebRAQdcgD52bq6SbyJ03z7jOkiLSmZpReFDO9UufUlhOKS02mOTWjsFZ/oWi8UAdd/dXQBG59Qgg/xpj1P7mb955UGqsZdUw8DmClqQFQMwBoOZeVJlbdXpr58Lc9IWmRSJ6ilmbJdfc3701/+96AU64pNSM+uhrwtmauXBfz534rNCYr3dMeddVmG6gzw+3NwL1tv3Onp2YCh5ZT6NkGAdG03pR/rk+65nURaU3NKL2Ql3qkdSNtQJtTMwpr9ReKNndFFXT1V0MTOLWBDdWMOialbJRcXzHlWqBmAoCaAUDLmauZ+o9R58ZW2/tu9Tu+b9My9u5/QMVPdc1dUnV/O425mXiu4mmgybmZ6vaT1WevNCar3VMf9Xp6OnMz/pC3OzfjhNTHyXu2UUDUIW/OP9cnzYXVjppp1uOtdFiavnBVcbpqptW5GU3Q1V8NTeA8czMvf1j9bq/WWM2oY4K5mdaAmgFAy5mqmdpygoTH/85zO+biYX5jsxfeC0eWfUvlY2Z1OUF5ZgBj5uHm7Njv//FzwP2tnbwZejX99aE4oZ43U2+gtbwZpclq9zROe4LV+8eCYRj69J06urwZdcibVzOR0QWeVbGZiVGeN8P+9fnNe09cWuoUerZhQDSpSs345/6kvrC0ESlmesm1z44Mw3ANva14bBUz/fTqxMqeYTHL2Fu6MfaX5/8+CzWjv1DUXmiCrvlqqAPXZt6MJia6vJnq9ldffqvIfX/LgZoBQMvZ7tB2nmtKaPfQZOo/5H0gzqYIaY3BLK9Ih/kWioBfa9IWCddCRUDmwXja2QU1NLPBT/A24Nr0odrTRLuHPnnobO9QmaxxT+O05E9+si9E7FwVnRkKQ2n3UH1Pky7kzaqZa1Ni38xYbtfSBvTkPdtEQFQhb8Y/r8XK5nURsXbn492U8FSXdj22jgpiP5bYO3QGakZ7oWi9UJmr+WpoAidvo+r78G7dt+AsYHVM5OcG90l7mn6cidD3H7htB1AzAOi5hM+b0aAZJoBAM9oWM73hqQ38TL684KvRKUDNAKAFagY4qNXMT/818P484naZwVejU4CaAUAL1AxwQA7mWwq+Gp0C1AwAWt4eNQMAAB0N1AwAWqBmAACgI4CaAUAL1AwAAHQEUDMAaIGaAQCAjgBqBgAtUDMAANARQM0AoAVqBgAAOgKoGQC0QM0AAEBHADUDgBaoGQAA6AigZgDQAjUDAAAdAdQMAFqgZgAAoCOAmgFAC9TMxeLteMh8i146r6/uwMgo3xbxdnQyOH2gZgDQcpHVTCkbJQ6hnuFPFp5Wz9ukxlS3nzzZbt/ONzPQWS9/WP3h5fm9Frs1Lw8WRkj/rW+PTNPsuDd5Q82AUwRqBgAtF13N8Lu+eVz+aWniKo2k8hdQ0NTtZIx9Pxmiow8r7db1Zga6Fw/ep5GZH1s+z+XpCWjNy3yKDM7tnrjRcwFqBpwiUDMAaGlPzfz666/379//6OKGRi4AAAaoSURBVKOPpqamyuXyqVvF8Y6dB7k4jaS3Ltzv89Ma4xm76APduamZCxyTYKBmwCkCNQOAlvbUzKeffirWgMLhcKXS9lyEjXKywDd21pYTpDdTZN5BIp8i9qd8igzenJsc6qaE0O6hmY3y0+xYX4gQEur53SxfqSplo+Tabedw39jCtsn8DY/P5cYGeDXxPxdr/A/Vp1l+kIT6xrJPq+7VsGi2VLelunSN9M8+t2us5OL2J+vlGjdP3XQ+RaK3F2aGe7hxNx453aM+z29Q0w7yyOpclZrrGZ755sjye8pb7wsRHupvjqwAm+oVhnqGZ6auqYZz6+XapO14z/Dk2kuLKeLrClXDvpYrpd1DdqX6MKtL142n3UMz6QR1rj19p/SFCKHdA2Pp8UG1mlF2sjKgWg9c3ovwg0sM1AwAWtpQM7/88svAwACR+Pzzz5s8t1AuXPn4yvTq9JWPr/B/8OPWy2+//MqbbuKfCRCyJUDNkEhqZd+wzMPN21FCyLtTX+8bprH/+Fa/rSdK2SihsczmvmEae0vJCPHN95SyUUKvTqzsGaaxv5KK2FZUHo7SSGrl0GTM3J6L0XB6y2+nsKX2KEkdOVPJxcnIwgFjtfWJCI3NFQ3LMvY+S4TDqXzN1XQ+RUhkNLt5aJrHz+ZilKbyFtOdpzGoOQfrakbh6ov5GIneKxoWMw9XUhFuvMfT0nzMbp3HOihIVjHTzzvGNPY3MzHqVzPcxUzhyGLm4WYmRiMT6zUnJqqpjGb6mv04Y8eNWUdrqQiJ5yoBYVaX5sYnl/YM09jfzI5GnB5Wdkp1OUFpbO7ZsWke7ywlncJNdLI6oEEeJJd2jk0eLRrPHfhCBC4ZUDMAaGlPzbz33nuymvniiy+UJblkEf9x7bJYWLzysf2t7LrTFdBQe2qmfob7fM251to4oRPrvobH1yzvieZxpXJsSmXsytVqhlkbU2E+k1TJxfkgVJ9cYowxVsz0ept25YiIijXnaQxqzkFpbsbvaiUXJ5HkX/+589qw2Ktnq6vPXnk9LWZ6SWLZ0WK15QSJzb/Q2bSVDkuFVfqkkovLLrJiplcauDVqpmFfW8brymvD554mzJrSbk/FcXWnePzQrTQpWlcHNMADKSi7c4M8/OBSAzUDgJb2Vpru3r0rpMw777xTrbaQm7tYWBRTMi2qmaZWmlpUM6rxRle7uf3wEz7n71r60KgZxrbS4XB6ix0sjNDkoxpzr5vYeJpWO6A7T21Qcw6qykrGV7eXZj78bU+I0O4B1xqWY14+5TXJzthW2ZRPkYF722ov1VaaK9edMidQM8w6+ubuh3zdS4635lx1ablLpY/qTillo+T6iljaa5w3I1rXBLQZD5CK85YANQOAlrazgHO53PXr19Pp9MFBazPc7asZKQtYM6XQ5tyMs2QkN6wY4rfSYfrB/R0+89B4boYx9ny2P5z+Xwsj9lICq+TiDQYdtQOa8zQGNedgkJqp7X23+t1ejTHGLGPv/gfUntyRPd1Khx23Gtt0XnMzlVyc9N96vM8nNxpdJ5rSmrkZdac0OTejaF0d0KY8YLtzg060wCUGagYALW9+h7ZSzTTImzGPy5vZ//xNfYd2bTlBwuN/52kYc/Fwq2omMrrAk0I2MzH/PimNmlmfoPSD+zvHhvF65/Ef6rkfteUE6f1jwTAM0/tD/mBhJBwOh6c2nAzZ5QTlGROMmYebs2O//8fPrqY1DqjP0xjUnINBasbaSjs5LFzN2HJI9tQqZvp5xo3FLGNv6cbYX57/W2fTGeXNNOzrF/MxrgWM4/JPf6snsajP1ZV+PivlzWRi1D6u7pTm8mYUrasDGuABvZr++tBklrG3lIzYeTPKLxK4LEDNAKDlDasZngV85eMrhXJh5MHIlY+vjDwYYQF7mhy8T89zHg9LaPfQZOo/WlUz16bEjpKx3K7397Bu+aW6MWPvIRkYuzs1In6DV/OTfSHCs1M8yxIHCyOuKQdmllfEDpUB/3YjrQPK89QGNedg8EqTvJGmvtLk8pRZRwWxe8ne+KQPkmtbkH5Pk9hHVd9QdLKVJuc6CfUMz/xp3Jkh0q00qUv7jHdCpu5MsTMp1Kff06SyXBlQvQeD42lnL9rQzAbvocrDURqa/N4XLHApgJoBQMtFfnreGaGc/L9MXHoH3zyWJQRhbTlxER7mh0SZtxGoGQC0QM1cPi69g2+aFw/e/01yaU/sV78Ij3CEmnkbgZoBQAvUzOXj0jv4xlE91++cgZp5G4GaAUDLW6hmAACgE/n/qbuNL38araMAAAAASUVORK5CYII=" alt="" />
另外,查找一个JAVA使用的命令行工具。
http://docs.oracle.com/cd/E19798-01/821-1752/beafo/index.html
#java -Xrunhprof:help
     HPROF: Heap and CPU Profiling Agent (JVMTI Demonstration Code)
hprof usage: java -agentlib:hprof=[help]|[<option>=<value>, ...]
Option Name and Value  Description                    Default
---------------------  -----------                    -------
heap=dump|sites|all    heap profiling                 all
cpu=samples|times|old  CPU usage                      off
monitor=y|n            monitor contention             n
format=a|b             text(txt) or binary output     a
file=<file>            write data to file             java.hprof[{.txt}]
net=<host>:<port>      send data over a socket        off
depth=<size>           stack trace depth
interval=<ms>          sample interval in ms
cutoff=<value>         output cutoff point            0.0001
lineno=y|n             line number in traces?         y
thread=y|n             thread in traces?              n
doe=y|n                dump on exit?                  y
msa=y|n                Solaris micro state accounting n
force=y|n              force output to <file>         y
verbose=y|n            print messages about dumps     y
Obsolete Options
----------------
gc_okay=y|n
Examples
--------
  - Get sample cpu information every  millisec, with a stack depth of :
      java -agentlib:hprof=cpu=samples,interval=,depth= classname
  - Get heap usage information based on the allocation sites:
      java -agentlib:hprof=heap=sites classname
转化HPROF log
使用adt-bundle-windows-x86_64-20140702\sdk\platform-tools\hprof-conv.exe来转化。
hprof-conv a.hprof b.hprof
MAT分析
http://www.ibm.com/developerworks/cn/opensource/os-cn-ecl-ma/index.html
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