uCosminexus Application Server, Command Reference Guide

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10.1 List of commands used in Java VM

The table below lists the commands used in Java VM.

Table 10-1 List of commands used in Java VM

Command name Function Description
car_tar_gz# core archiving functionality Collects the core file and related libraries by using the gzip command and outputs them to a single archive file.
This command is for UNIX only.
car_tar_Z# Core archiving Gathers a core file and its related libraries by using the compress command and outputs them to a single archive file.
This command is for UNIX only.
eheapprof Output of extended thread dump containing the Explicit heap detailed information Outputs the Explicit heap detailed information to the thread dump.
javacore (Acquiring the core file and thread dump/in UNIX)
  • Acquiring the core file
  • Acquiring thread dump
Collects a core file and a thread dump simultaneously.
This command is for UNIX only.
javacore (Acquiring thread dump/in Windows) Acquiring thread dump Acquires thread dump.
This command is for Windows only.
javagc Forced execution of full garbage collection Executes full garbage collection at a desired time, such as when a memory leak or system error has occurred, as well as for application debugging. Also, executes the full garbage collection and cancels the Explicit memory block at any timing.
javatrace Trace information collection Collects stack trace information from a core file.
This command is for UNIX only.
jheapprof Output of the extended thread dump containing the Hitachi class-wise statistical information Output the Hitachi class-wise statistical information to thread dump.
jheapprofanalyzer Output of the Hitachi class-wise statistical information analysis file in CSV format Outputs the Hitachi class-wise statistical information analysis file in CSV format.

#
Cannot be used in AIX; instead, use the snapcore command.