YourKit Java Profiler fro JVM-远程连接向导

YourKit Java Profiler fro JVM-远程连接向导,java,linux,ubuntu,apache2,tomcat7,Java,Linux,Ubuntu,Apache2,Tomcat7,我所做的: [YourKit Java Profiler 2015 build 15078] Cannot create log file: /home/ubuntu/.yjp/log/yjp-2041.log To specify alternate log directory use startup option 'logdir' 15078 0.021: Command line: /home/yourkit/yjp-2015-build-15078/bin/../jre64/bi

我所做的:

[YourKit Java Profiler 2015 build 15078] Cannot create log file: /home/ubuntu/.yjp/log/yjp-2041.log
  To specify alternate log directory use startup option 'logdir'
15078 0.021: Command line:
  /home/yourkit/yjp-2015-build-15078/bin/../jre64/bin/java
  -Xmx4G
  -XX:+HeapDumpOnOutOfMemoryError
  -XX:OnError=/home/yourkit/yjp-2015-build-15078/bin/../bin/yjp.sh -on_error %p
  -jar
  /home/yourkit/yjp-2015-build-15078/bin/../lib/yjp.jar
  -attach
  1476
15078 0.021: Executable: /home/yourkit/yjp-2015-build-15078/jre64/bin/java
15078 0.021: uname:
  sysname: Linux
  release: 3.13.0-48-generic
  version: #80-Ubuntu SMP Thu Mar 12 11:16:15 UTC 2015
  machine: x86_64
15078 0.021: Linux; fast_thread_cpu_time=1; 64-bit process
15078 0.021: hid: 36022997176V9ZXX3UXV5UWZ513Z98931W 64-bit machine
15078 0.021: Today is 20151201
15078 0.021: full_build_stamp: 15078 201511161426
15078 0.021: Agent library path: /home/yourkit/yjp-2015-build-15078/bin/linux-x86-64/libyjpagent.so
15078 0.021:
---------------------------------------------------------------------
Product: YourKit Java Profiler 2015 build 15078
Build: 15078 on 201511161343
JDK: 1.8.0_65
VM: Java HotSpot(TM) 64-Bit Server VM
Vendor: Oracle Corporation
OS: Linux
OS version: 3.13.0-48-generic
OS arch: amd64
Date and time: Tue Dec 01 11:01:56 UTC 2015
Properties:
  awt.toolkit=sun.awt.X11.XToolkit
  file.encoding.pkg=sun.io
  file.encoding=UTF-8
  file.separator=/
  java.awt.graphicsenv=sun.awt.X11GraphicsEnvironment
  java.awt.printerjob=sun.print.PSPrinterJob
  java.class.path=/home/yourkit/yjp-2015-build-15078/bin/../lib/yjp.jar
  java.class.version=52.0
  java.endorsed.dirs=/home/yourkit/yjp-2015-build-15078/jre64/lib/endorsed
  java.ext.dirs=/home/yourkit/yjp-2015-build-15078/jre64/lib/ext:/usr/java/packages/lib/ext
  java.home=/home/yourkit/yjp-2015-build-15078/jre64
  java.io.tmpdir=/tmp
  java.library.path=/home/yourkit/yjp-2015-build-15078/bin/linux-x86-64:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
  java.runtime.name=Java(TM) SE Runtime Environment
  java.runtime.version=1.8.0_65-b17
  java.specification.name=Java Platform API Specification
  java.specification.vendor=Oracle Corporation
  java.specification.version=1.8
  java.vendor.url.bug=http://bugreport.sun.com/bugreport/
  java.vendor.url=http://java.oracle.com/
  java.vendor=Oracle Corporation
  java.version=1.8.0_65
  java.vm.info=mixed mode
  java.vm.name=Java HotSpot(TM) 64-Bit Server VM
  java.vm.specification.name=Java Virtual Machine Specification
  java.vm.specification.vendor=Oracle Corporation
  java.vm.specification.version=1.8
  java.vm.vendor=Oracle Corporation
  java.vm.version=25.65-b01
  line.separator=

  os.arch=amd64
  os.name=Linux
  os.version=3.13.0-48-generic
  path.separator=:
  sun.arch.data.model=64
  sun.boot.class.path=/home/yourkit/yjp-2015-build-15078/jre64/lib/resources.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/rt.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/sunrsasign.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/jsse.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/jce.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/charsets.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/jfr.jar:/home/yourkit/yjp-2015-build-15078/jre64/classes
  sun.boot.library.path=/home/yourkit/yjp-2015-build-15078/jre64/lib/amd64
  sun.cpu.endian=little
  sun.cpu.isalist=
  sun.font.fontmanager=sun.awt.X11FontManager
  sun.io.unicode.encoding=UnicodeLittle
  sun.java.command=/home/yourkit/yjp-2015-build-15078/bin/../lib/yjp.jar -attach 1476
  sun.java.launcher=SUN_STANDARD
  sun.jnu.encoding=UTF-8
  sun.management.compiler=HotSpot 64-Bit Tiered Compilers
  sun.os.patch.level=unknown
  user.country=US
  user.dir=/home/yourkit/yjp-2015-build-15078/bin
  user.home=/home/ubuntu
  user.language=en
  user.name=ubuntu
  user.timezone=Etc/UTC
Environment:
  DERBY_HOME=/usr/lib/jvm/java-8-oracle/db
  HOME=/home/ubuntu
  J2REDIR=/usr/lib/jvm/java-8-oracle/jre
  J2SDKDIR=/usr/lib/jvm/java-8-oracle
  JAVA_HOME=/usr/lib/jvm/java-8-oracle
  LANG=en_US.UTF-8
  LD_LIBRARY_PATH=/home/yourkit/yjp-2015-build-15078/bin/linux-x86-64
  LESSCLOSE=/usr/bin/lesspipe %s %s
  LESSOPEN=| /usr/bin/lesspipe %s
  LOGNAME=ubuntu
  LS_COLORS=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lz=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.axv=01;35:*.anx=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.axa=00;36:*.oga=00;36:*.spx=00;36:*.xspf=00;36:
  MAIL=/var/mail/ubuntu
  NLSPATH=/usr/dt/lib/nls/msg/%L/%N.cat
  OLDPWD=/home/ubuntu
  PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/usr/lib/jvm/java-8-oracle/bin:/usr/lib/jvm/java-8-oracle/db/bin:/usr/lib/jvm/java-8-oracle/jre/bin
  PWD=/home/yourkit/yjp-2015-build-15078/bin
  SHELL=/bin/bash
  SHLVL=1
  SSH_CLIENT=49.207.180.185 40292 22
  SSH_CONNECTION=49.207.180.185 40292 172.31.24.197 22
  SSH_TTY=/dev/pts/0
  TERM=xterm
  USER=ubuntu
  XDG_RUNTIME_DIR=/run/user/1000
  XDG_SESSION_ID=1
  XFILESEARCHPATH=/usr/dt/app-defaults/%L/Dt
  _=./yjp.sh
---------------------------------------------------------------------


15078 0.022: com.yourkit.Main1: starting...
15078 0.022: com.yourkit.Main1: number of args: 2
15078 0.022: com.yourkit.Main1: arg = -attach
15078 0.022: com.yourkit.Main1: arg = 1476
15078 0.088: com.yourkit.Main1: oomeDumperStatus: 1
Attaching to process 1476 using default options
15078 0.100: com.yourkit.g.u.q: Process type: _64_BIT
15078 0.100: com.yourkit.g.u.q: Process path: /usr/lib/jvm/java-7-openjdk-amd64/bin/java
15078 0.104: com.yourkit.g.u.q: Trying to attach as to a 64-bit JVM:
  /home/yourkit/yjp-2015-build-15078/jre64/bin/java
  -Xbootclasspath/a:/home/yourkit/yjp-2015-build-15078/lib/tools.jar
  -Dfile.encoding=UTF-8
  -cp
  /home/yourkit/yjp-2015-build-15078/lib/yjp.jar
  com.yourkit.Attach
  1476
  /home/yourkit/yjp-2015-build-15078/bin/linux-x86-64/libyjpagent.so

15078 0.193: com.yourkit.g.u.q: Command failed:
  exit code: 3
  stdout:
    PID: 1476
    path_to_agent: /home/yourkit/yjp-2015-build-15078/bin/linux-x86-64/libyjpagent.so
    startupOptions:
    java.io.IOException: Operation not permitted
        at sun.tools.attach.LinuxVirtualMachine.sendQuitTo(Native Method)
        at sun.tools.attach.LinuxVirtualMachine.<init>(LinuxVirtualMachine.java:91)
        at sun.tools.attach.LinuxAttachProvider.attachVirtualMachine(LinuxAttachProvider.java:63)
        at com.sun.tools.attach.VirtualMachine.attach(VirtualMachine.java:208)
        at com.yourkit.Attach.main(a:94)

com.yourkit.runtime.PresentableException: java.io.IOException: Operation not permitted
        at com.yourkit.g.u.q.a(a:46)
        at com.yourkit.g.u.c.a(a:122)
        at com.yourkit.Main1.for(a:300)
        at com.yourkit.Main1.entry(a:320)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at com.yourkit.Main$2.run(a:21)

Attach to a running JVM failed.

Solution: start JVM with the profiler agent instead of attaching it to a running JVM:
https://www.yourkit.com/docs/java/help/running_with_profiler.jsp
  • 我下载试用版()YourKit Java Profiler forLinux,并在我的AWS实例中进行测试
  • 我正试图通过以下步骤
    /home/yourkit/yjp-2015-build-15078/bin/bin/yjp.sh-附加
  • 我得到以下错误
  • 我得到了什么-错误:

    [YourKit Java Profiler 2015 build 15078] Cannot create log file: /home/ubuntu/.yjp/log/yjp-2041.log
      To specify alternate log directory use startup option 'logdir'
    15078 0.021: Command line:
      /home/yourkit/yjp-2015-build-15078/bin/../jre64/bin/java
      -Xmx4G
      -XX:+HeapDumpOnOutOfMemoryError
      -XX:OnError=/home/yourkit/yjp-2015-build-15078/bin/../bin/yjp.sh -on_error %p
      -jar
      /home/yourkit/yjp-2015-build-15078/bin/../lib/yjp.jar
      -attach
      1476
    15078 0.021: Executable: /home/yourkit/yjp-2015-build-15078/jre64/bin/java
    15078 0.021: uname:
      sysname: Linux
      release: 3.13.0-48-generic
      version: #80-Ubuntu SMP Thu Mar 12 11:16:15 UTC 2015
      machine: x86_64
    15078 0.021: Linux; fast_thread_cpu_time=1; 64-bit process
    15078 0.021: hid: 36022997176V9ZXX3UXV5UWZ513Z98931W 64-bit machine
    15078 0.021: Today is 20151201
    15078 0.021: full_build_stamp: 15078 201511161426
    15078 0.021: Agent library path: /home/yourkit/yjp-2015-build-15078/bin/linux-x86-64/libyjpagent.so
    15078 0.021:
    ---------------------------------------------------------------------
    Product: YourKit Java Profiler 2015 build 15078
    Build: 15078 on 201511161343
    JDK: 1.8.0_65
    VM: Java HotSpot(TM) 64-Bit Server VM
    Vendor: Oracle Corporation
    OS: Linux
    OS version: 3.13.0-48-generic
    OS arch: amd64
    Date and time: Tue Dec 01 11:01:56 UTC 2015
    Properties:
      awt.toolkit=sun.awt.X11.XToolkit
      file.encoding.pkg=sun.io
      file.encoding=UTF-8
      file.separator=/
      java.awt.graphicsenv=sun.awt.X11GraphicsEnvironment
      java.awt.printerjob=sun.print.PSPrinterJob
      java.class.path=/home/yourkit/yjp-2015-build-15078/bin/../lib/yjp.jar
      java.class.version=52.0
      java.endorsed.dirs=/home/yourkit/yjp-2015-build-15078/jre64/lib/endorsed
      java.ext.dirs=/home/yourkit/yjp-2015-build-15078/jre64/lib/ext:/usr/java/packages/lib/ext
      java.home=/home/yourkit/yjp-2015-build-15078/jre64
      java.io.tmpdir=/tmp
      java.library.path=/home/yourkit/yjp-2015-build-15078/bin/linux-x86-64:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
      java.runtime.name=Java(TM) SE Runtime Environment
      java.runtime.version=1.8.0_65-b17
      java.specification.name=Java Platform API Specification
      java.specification.vendor=Oracle Corporation
      java.specification.version=1.8
      java.vendor.url.bug=http://bugreport.sun.com/bugreport/
      java.vendor.url=http://java.oracle.com/
      java.vendor=Oracle Corporation
      java.version=1.8.0_65
      java.vm.info=mixed mode
      java.vm.name=Java HotSpot(TM) 64-Bit Server VM
      java.vm.specification.name=Java Virtual Machine Specification
      java.vm.specification.vendor=Oracle Corporation
      java.vm.specification.version=1.8
      java.vm.vendor=Oracle Corporation
      java.vm.version=25.65-b01
      line.separator=
    
      os.arch=amd64
      os.name=Linux
      os.version=3.13.0-48-generic
      path.separator=:
      sun.arch.data.model=64
      sun.boot.class.path=/home/yourkit/yjp-2015-build-15078/jre64/lib/resources.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/rt.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/sunrsasign.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/jsse.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/jce.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/charsets.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/jfr.jar:/home/yourkit/yjp-2015-build-15078/jre64/classes
      sun.boot.library.path=/home/yourkit/yjp-2015-build-15078/jre64/lib/amd64
      sun.cpu.endian=little
      sun.cpu.isalist=
      sun.font.fontmanager=sun.awt.X11FontManager
      sun.io.unicode.encoding=UnicodeLittle
      sun.java.command=/home/yourkit/yjp-2015-build-15078/bin/../lib/yjp.jar -attach 1476
      sun.java.launcher=SUN_STANDARD
      sun.jnu.encoding=UTF-8
      sun.management.compiler=HotSpot 64-Bit Tiered Compilers
      sun.os.patch.level=unknown
      user.country=US
      user.dir=/home/yourkit/yjp-2015-build-15078/bin
      user.home=/home/ubuntu
      user.language=en
      user.name=ubuntu
      user.timezone=Etc/UTC
    Environment:
      DERBY_HOME=/usr/lib/jvm/java-8-oracle/db
      HOME=/home/ubuntu
      J2REDIR=/usr/lib/jvm/java-8-oracle/jre
      J2SDKDIR=/usr/lib/jvm/java-8-oracle
      JAVA_HOME=/usr/lib/jvm/java-8-oracle
      LANG=en_US.UTF-8
      LD_LIBRARY_PATH=/home/yourkit/yjp-2015-build-15078/bin/linux-x86-64
      LESSCLOSE=/usr/bin/lesspipe %s %s
      LESSOPEN=| /usr/bin/lesspipe %s
      LOGNAME=ubuntu
      LS_COLORS=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lz=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.axv=01;35:*.anx=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.axa=00;36:*.oga=00;36:*.spx=00;36:*.xspf=00;36:
      MAIL=/var/mail/ubuntu
      NLSPATH=/usr/dt/lib/nls/msg/%L/%N.cat
      OLDPWD=/home/ubuntu
      PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/usr/lib/jvm/java-8-oracle/bin:/usr/lib/jvm/java-8-oracle/db/bin:/usr/lib/jvm/java-8-oracle/jre/bin
      PWD=/home/yourkit/yjp-2015-build-15078/bin
      SHELL=/bin/bash
      SHLVL=1
      SSH_CLIENT=49.207.180.185 40292 22
      SSH_CONNECTION=49.207.180.185 40292 172.31.24.197 22
      SSH_TTY=/dev/pts/0
      TERM=xterm
      USER=ubuntu
      XDG_RUNTIME_DIR=/run/user/1000
      XDG_SESSION_ID=1
      XFILESEARCHPATH=/usr/dt/app-defaults/%L/Dt
      _=./yjp.sh
    ---------------------------------------------------------------------
    
    
    15078 0.022: com.yourkit.Main1: starting...
    15078 0.022: com.yourkit.Main1: number of args: 2
    15078 0.022: com.yourkit.Main1: arg = -attach
    15078 0.022: com.yourkit.Main1: arg = 1476
    15078 0.088: com.yourkit.Main1: oomeDumperStatus: 1
    Attaching to process 1476 using default options
    15078 0.100: com.yourkit.g.u.q: Process type: _64_BIT
    15078 0.100: com.yourkit.g.u.q: Process path: /usr/lib/jvm/java-7-openjdk-amd64/bin/java
    15078 0.104: com.yourkit.g.u.q: Trying to attach as to a 64-bit JVM:
      /home/yourkit/yjp-2015-build-15078/jre64/bin/java
      -Xbootclasspath/a:/home/yourkit/yjp-2015-build-15078/lib/tools.jar
      -Dfile.encoding=UTF-8
      -cp
      /home/yourkit/yjp-2015-build-15078/lib/yjp.jar
      com.yourkit.Attach
      1476
      /home/yourkit/yjp-2015-build-15078/bin/linux-x86-64/libyjpagent.so
    
    15078 0.193: com.yourkit.g.u.q: Command failed:
      exit code: 3
      stdout:
        PID: 1476
        path_to_agent: /home/yourkit/yjp-2015-build-15078/bin/linux-x86-64/libyjpagent.so
        startupOptions:
        java.io.IOException: Operation not permitted
            at sun.tools.attach.LinuxVirtualMachine.sendQuitTo(Native Method)
            at sun.tools.attach.LinuxVirtualMachine.<init>(LinuxVirtualMachine.java:91)
            at sun.tools.attach.LinuxAttachProvider.attachVirtualMachine(LinuxAttachProvider.java:63)
            at com.sun.tools.attach.VirtualMachine.attach(VirtualMachine.java:208)
            at com.yourkit.Attach.main(a:94)
    
    com.yourkit.runtime.PresentableException: java.io.IOException: Operation not permitted
            at com.yourkit.g.u.q.a(a:46)
            at com.yourkit.g.u.c.a(a:122)
            at com.yourkit.Main1.for(a:300)
            at com.yourkit.Main1.entry(a:320)
            at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
            at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
            at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
            at java.lang.reflect.Method.invoke(Method.java:497)
            at com.yourkit.Main$2.run(a:21)
    
    Attach to a running JVM failed.
    
    Solution: start JVM with the profiler agent instead of attaching it to a running JVM:
    https://www.yourkit.com/docs/java/help/running_with_profiler.jsp
    
    [YourKit Java Profiler 2015 build 15078]无法创建日志文件:/home/ubuntu/.yjp/log/yjp-2041.log
    要指定备用日志目录,请使用启动选项“logdir”
    15078 0.021:命令行:
    /home/yourkit/yjp-2015-build-15078/bin/。/jre64/bin/java
    -Xmx4G
    -XX:+HEAPDUMPONAUTOFMEMORYERROR
    -XX:OnError=/home/yourkit/yjp-2015-build-15078/bin/。/bin/yjp.sh-on_错误%p
    -罐子
    /home/yourkit/yjp-2015-build-15078/bin/。/lib/yjp.jar
    -附加
    1476
    15078 0.021:可执行文件:/home/yourkit/yjp-2015-build-15078/jre64/bin/java
    15078 0.021:联塞特派团:
    系统名称:Linux
    发布:3.13.0-48-generic
    版本:#80 Ubuntu SMP周四3月12日11:16:15 UTC 2015
    机器:x86_64
    150780.021:Linux;快速线程cpu时间=1;64位进程
    15078 0.021:hid:36022997176V9ZXX3UXV5UWZ513Z98931W 64位机器
    150780.021:今天是20151201
    15078 0.021:完整建造章:15078 20151161426
    15078 0.021:代理库路径:/home/yourkit/yjp-2015-build-15078/bin/linux-x86-64/libyjpagent.so
    15078 0.021:
    ---------------------------------------------------------------------
    产品:YourKit Java Profiler 2015 build 15078
    建造:20151161343上的15078
    JDK:1.8.0_65
    VM:Java热点(TM)64位服务器VM
    供应商:甲骨文公司
    操作系统:Linux
    操作系统版本:3.13.0-48-generic
    OS-arch:amd64
    日期和时间:2015年12月1日星期二11:01:56 UTC
    特性:
    awt.toolkit=sun.awt.X11.XToolkit
    file.encoding.pkg=sun.io
    file.encoding=UTF-8
    文件分隔符=/
    java.awt.graphicsenv=sun.awt.X11GraphicsEnvironment
    java.awt.printerjob=sun.print.PSPrinterJob
    java.class.path=/home/yourkit/yjp-2015-build-15078/bin/。/lib/yjp.jar
    java.class.version=52.0
    java.annocated.dirs=/home/yourkit/yjp-2015-build-15078/jre64/lib/annocated
    java.ext.dirs=/home/yourkit/yjp-2015-build-15078/jre64/lib/ext:/usr/java/packages/lib/ext
    java.home=/home/yourkit/yjp-2015-build-15078/jre64
    java.io.tmpdir=/tmp
    java.library.path=/home/yourkit/yjp-2015-build-15078/bin/linux-x86-64:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
    java.runtime.name=java(TM)SE运行时环境
    java.runtime.version=1.8.0_65-b17
    java.specification.name=java平台API规范
    java.specification.vendor=Oracle公司
    java.specification.version=1.8
    java.vendor.url.bug=http://bugreport.sun.com/bugreport/
    java.vendor.url=http://java.oracle.com/
    java.vendor=Oracle公司
    java.version=1.8.0_65
    java.vm.info=混合模式
    java.vm.name=java热点(TM)64位服务器vm
    java.vm.specification.name=java虚拟机规范
    java.vm.specification.vendor=Oracle公司
    java.vm.specification.version=1.8
    java.vm.vendor=Oracle公司
    java.vm.version=25.65-b01
    线分离器=
    os.arch=amd64
    os.name=Linux
    操作系统版本=3.13.0-48-generic
    path.separator=:
    sun.arch.data.model=64
    sun.boot.class.path=/home/yourkit/yjp-2015-build-15078/jre64/lib/resources.jar:/home/yourkit/yjp-2015-build-15078/lib/rt.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/sunrsasign.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/jsse.jar:/home/yourkit/yjp-2015-build/jre-15078/jrets.jar:/home/yourkit/yjp-2015-build-15078/jre64/lib/jfr.jar:/home/yourkit/yjp-2015-build-15078/jre64/classes
    sun.boot.library.path=/home/yourkit/yjp-2015-build-15078/jre64/lib/amd64
    sun.cpu.endian=little
    sun.cpu.isalist=
    sun.font.fontmanager=sun.awt.X11FontManager
    sun.io.unicode.encoding=UnicodeLittle
    sun.java.command=/home/yourkit/yjp-2015-build-15078/bin/。/lib/yjp.jar-附件1476
    sun.java.launcher=sun\u标准
    sun.jnu.encoding=UTF-8
    sun.management.compiler=热点64位分层编译器
    sun.os.patch.level=未知
    user.country=US
    user.dir=/home/yourkit/yjp-2015-build-15078/bin
    user.home=/home/ubuntu
    user.language=en
    user.name=ubuntu
    user.timezone=Etc/UTC
    环境:
    DERBY_HOME=/usr/lib/jvm/java-8-oracle/db
    HOME=/HOME/ubuntu
    J2REDIR=/usr/lib/jvm/java-8-oracle/jre
    J2SDKDIR=/usr/lib/jvm/java-8-oracle
    JAVA_HOME=/usr/lib/jvm/JAVA-8-oracle
    LANG=en_US.UTF-8
    LD_LIBRARY_PATH=/home/yourkit/yjp-2015-build-15078/bin/linux-x86-64
    LESSCLOSE=/usr/bin/lesspipe%s%s
    LESSOPEN=|/usr/bin/lessppe%s
    LOGNAME=ubuntu
    LS_COLORS=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*焦油=01;31:**.tgz=01;31:**.arj=01;31:**.taz=01;31:**.lzh=01;31:*lzma=01;31:*。tlz=01;31:**.txz=01;31:**.zip=01;31:**.z=01;31:**.Z=01;31:**.dz=01;31:**.gz=01;31:*。lz=01;31:**.xz=01;31:**.bz2=01;31:**.bz=01;31:*。tbz=01;31:*。tbz2=01;31:*。tz=01;31:*deb=01;31:*。rpm=01;31:**.jar=01;31:*战争=01;31.ear=01;31:*sar=01;31:*。rar=01;31:*ace=01;31:*动物园=01;31:*。cpio=01;31:**.7z=01;31:**.rz=01;31:**.jpg=01;35::.jpeg=01;35:**.gif=01;35:**.bmp=01;35:*。pbm=01;35:**.pgm=01;35:*。ppm=01;35:*。tga=01;35:**.xbm=01;35:**.xpm=01;35:**.tif=01;35:*tiff=01;35:**.png=01;35:**.svg=01;35:**.svgz=01;35:**.mng=01;35:**.pcx=01;35:**.mov=01;35:**.mpg=01;35:*。mpeg=01;35:**.m2v=01;35:**.mkv=01;35:**.webm=01;35:*。ogm=01;35:**.mp4=01;35:**.m4v=01;35:**.mp4v=01;35:*。vob=01;35:**.qt=01;35:**.nuv=01;35:*。wmv=01;35:*。asf=01;35:*。rm=01;35:**.rmvb=01;35:*。flc=01;35:**.avi=01;35:**.fli=01;35:*。flv=01;35:*。gl=01;35:**.dl=01;35:**.xcf=01;35:**.xwd=01;35:**.yuv=01;35:**.cgm=01;35:*。电动势=01;35:**.axv=01;35:**.anx=01;35:**.ogv=01;35:**.ogx=01;35:*。aac=00;36:**.au=00;36:**.flac=00;36:**.mid=00;36:*midi=00;36:**.mka=00;36:*。mp3=00;36:**.mpc=00;36:**.ogg=00;36:*ra=00;36:*wav=00;36:*。axa=00;36