Viewing I/O Analysis Results

Prerequisites

A sampling analysis task has been created and the analysis is complete.

Procedure

1. In the Task/Report List area of the Java Profiler page, click the name of the analysis task under Sampling Profiling.
2. Click the IO tab.
   The File IO tab page is displayed by default, as shown in Figure 1. For details about the parameters, see Table 1.

   

   The Stack Trace area in the lower part of the page displays information about stack calling by the program.

   Figure 1 File IO tab page
   

   Table 1 Parameters on the File IO tab page

   Parameter	Description
   File Path/Thread Invoked	File path and thread called.
   Total I/O Duration	Total write/read time of the file.
   Count	Total number of write/read times of the file.
   Read Count	Number of read times of the file.
   Write Count	Number of write times of the file.
   Read Bytes	Number of bytes read from the file.
   Written Bytes	Number of bytes written to the file.
   File I/O Read/Write Speed
   Read speed	Read speed of the file.
   Write speed	Write speed of the file.

3. Click the Socket IO tab.
   The Socket IO tab page is displayed, as shown in Figure 2. For details about the parameters, see Table 2.

   

   The Stack Trace area in the lower part of the page displays information about stack calling by the program.

   Figure 2 Socket IO
   

   Table 2 Parameters on the Socket I/O tab page

   Parameter	Description
   Remote Address/Port/Thread Invoked	Remote address, port number, and thread called.
   Total I/O Duration	Total write/read time of the socket.
   Count	Total number of write/read times of the socket.
   Read Count	Number of read times of the socket.
   Write Count	Number of write times of the socket.
   Read Bytes	Number of bytes read from the socket.
   Written Bytes	Number of bytes written to the socket.
   Socket I/O Read/Write Speed
   Read speed	Read speed of the socket.
   Write speed	Write speed of the socket.