/*
* Copyright (C) [2004, 2005, 2006], Hyperic, Inc.
* This file is part of SIGAR.
*
* SIGAR is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. This program is distributed
* in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*/
package org.hyperic.sigar.test;
import org.hyperic.sigar.Sigar;
import org.hyperic.sigar.SigarException;
import org.hyperic.sigar.SigarNotImplementedException;
import org.hyperic.sigar.Cpu;
import org.hyperic.sigar.CpuPerc;
public class TestCpu extends SigarTestCase {
public TestCpu(String name) {
super(name);
}
private void checkCpu(Cpu cpu) {
traceln("User..." + cpu.getUser());
assertTrue(cpu.getUser() >= 0);
traceln("Sys...." + cpu.getSys());
assertTrue(cpu.getSys() >= 0);
traceln("Idle..." + cpu.getIdle());
assertTrue(cpu.getIdle() >= 0);
traceln("Wait..." + cpu.getWait());
assertTrue(cpu.getWait() >= 0);
traceln("Irq..." + cpu.getIrq());
assertTrue(cpu.getIrq() >= 0);
traceln("SIrq.." + cpu.getSoftIrq());
assertTrue(cpu.getSoftIrq() >= 0);
traceln("Stl..." + cpu.getStolen());
assertTrue(cpu.getStolen() >= 0);
traceln("Total.." + cpu.getTotal());
assertTrue(cpu.getTotal() > 0);
try {
long current =
getSigar().getProcState("$$").getProcessor();
traceln("last run cpu=" + current);
} catch (SigarException e) {
e.printStackTrace();
}
}
public void testCreate() throws Exception {
Sigar sigar = getSigar();
Cpu cpu = sigar.getCpu();
traceln("getCpu:");
checkCpu(cpu);
try {
Cpu[] cpuList = sigar.getCpuList();
for (int i=0; i<cpuList.length; i++) {
traceln("Cpu " + i + ":");
checkCpu(cpuList[i]);
}
} catch (SigarNotImplementedException e) {
//ok
}
}
private static void printCpu(String prefix, CpuPerc cpu) {
System.out.println(prefix +
CpuPerc.format(cpu.getUser()) + "\t" +
CpuPerc.format(cpu.getSys()) + "\t" +
CpuPerc.format(cpu.getWait()) + "\t" +
CpuPerc.format(cpu.getNice()) + "\t" +
CpuPerc.format(cpu.getIdle()) + "\t" +
CpuPerc.format(cpu.getCombined()));
}
public static void main(String[] args) throws Exception {
final String HEADER =
" User\tSys\tWait\tNice\tIdle\tTotal";
int interval = 1;
if (args.length > 0) {
interval = Integer.parseInt(args[0]);
}
int sleep = 1000 * 60 * interval;
Sigar sigar = new Sigar();
while (true) {
System.out.println(HEADER);
printCpu(" ", sigar.getCpuPerc());
CpuPerc[] cpuList = sigar.getCpuPercList();
for (int i=0; i<cpuList.length; i++) {
printCpu(i+": ", cpuList[i]);
}
Thread.sleep(sleep);
}
}
}