org.bootchart.parser.linux
Class ProcStatParser

java.lang.Object
  org.bootchart.parser.linux.ProcStatParser

public class ProcStatParser

extends java.lang.Object

ProcStatParser parses log files produced by logging the output of /proc/stat. The samples contain information about CPU times: user, nice, system and idle; 2.6 kernels also include io_wait, irq and softirq.

Constructor Summary

ProcStatParser()

Method Summary

static Stats

parseLog(java.io.InputStream is) Parses the proc_stat.log file.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ProcStatParser

public ProcStatParser()

Method Detail

parseLog

public static Stats parseLog(java.io.InputStream is)
                      throws java.io.IOException

Parses the proc_stat.log file. The output from /proc/stat is used to collect the CPU statistics.

Parameters:

is - the input stream to read from

Returns:

CPU statistics (CPUSample samples)

Throws:

java.io.IOException - if an I/O error occurs