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scouter.boot.SigarTester Maven / Gradle / Ivy
package scouter.boot;
import org.hyperic.sigar.*;
import scouter.util.ThreadUtil;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* @author Gun Lee ([email protected] ) on 2016. 5. 9.
*/
public class SigarTester {
private static Sigar sigar = new Sigar();
private HashMap previousNetworkStats = new HashMap();
private HashMap previousDiskStats = new HashMap();
public static void main(String[] args) {
SigarTester tester = new SigarTester();
tester.run();
ThreadUtil.sleep(2000);
tester.run();
ThreadUtil.sleep(2000);
tester.run();
ThreadUtil.sleep(2000);
tester.run();
ThreadUtil.sleep(2000);
tester.run();
ThreadUtil.sleep(2000);
tester.run();
}
public void run() {
boolean skip = false;
CpuInfo[] cpuinfo = null;
CpuPerc[] cpuPerc = null;
Mem mem = null;
Swap swap = null;
FileSystem[] fs = null;
String[] netIf = null;
Uptime uptime = null;
double[] loadavg = null;
Map map = new HashMap();
try {
// CPU utilization
List list = new ArrayList();
try {
cpuinfo = sigar.getCpuInfoList();
cpuPerc = sigar.getCpuPercList();
List cpuList = new ArrayList();
for (int i = 0; i < cpuinfo.length; i++) {
Map cpuMap = new HashMap();
cpuMap.putAll(cpuinfo[i].toMap());
cpuMap.put("combined", cpuPerc[i].getCombined());
cpuMap.put("user", cpuPerc[i].getUser());
cpuMap.put("sys", cpuPerc[i].getSys());
cpuMap.put("idle", cpuPerc[i].getIdle());
cpuMap.put("wait", cpuPerc[i].getWait());
cpuMap.put("nice", cpuPerc[i].getNice());
cpuMap.put("irq", cpuPerc[i].getIrq());
cpuList.add(cpuMap);
}
sigar.getCpuPerc();
map.put("cpu", cpuList);
// Uptime
uptime = sigar.getUptime();
map.put("uptime", uptime.getUptime());
// Load Average
loadavg = sigar.getLoadAverage();
list.add(loadavg[0]);
list.add(loadavg[1]);
list.add(loadavg[2]);
} catch(SigarException se) {
se.printStackTrace();
// log.error("SigarException caused during collection of CPU utilization");
// log.error(ExceptionUtils.getStackTrace(se));
} finally {
map.put("loadavg", list);
}
// Memory Utilization
Map memMap = new HashMap();
Map swapMap = new HashMap();
try {
mem = sigar.getMem();
memMap.putAll(mem.toMap());
// Swap Utilization
swap = sigar.getSwap();
swapMap.putAll(swap.toMap());
} catch(SigarException se){
se.printStackTrace();
// log.error("SigarException caused during collection of Memory utilization");
// log.error(ExceptionUtils.getStackTrace(se));
} finally {
map.put("memory", memMap);
map.put("swap", swapMap);
}
// Network Utilization
List netInterfaces = new ArrayList();
try {
netIf = sigar.getNetInterfaceList();
for (int i = 0; i < netIf.length; i++) {
NetInterfaceStat net = new NetInterfaceStat();
try {
net = sigar.getNetInterfaceStat(netIf[i]);
} catch(SigarException e){
// Ignore the exception when trying to stat network interface
System.out.println("SigarException trying to stat network device "+netIf[i]);
//log.warn("SigarException trying to stat network device "+netIf[i]);
continue;
}
Map netMap = new HashMap();
netMap.putAll(net.toMap());
if(previousNetworkStats.containsKey(netIf[i])) {
Map deltaMap = previousNetworkStats.get(netIf[i]);
deltaMap.put("RxBytes", Long.parseLong(netMap.get("RxBytes").toString()) - Long.parseLong(deltaMap.get("RxBytes").toString()));
deltaMap.put("RxDropped", Long.parseLong(netMap.get("RxDropped").toString()) - Long.parseLong(deltaMap.get("RxDropped").toString()));
deltaMap.put("RxErrors", Long.parseLong(netMap.get("RxErrors").toString()) - Long.parseLong(deltaMap.get("RxErrors").toString()));
deltaMap.put("RxPackets", Long.parseLong(netMap.get("RxPackets").toString()) - Long.parseLong(deltaMap.get("RxPackets").toString()));
deltaMap.put("TxBytes", Long.parseLong(netMap.get("TxBytes").toString()) - Long.parseLong(deltaMap.get("TxBytes").toString()));
deltaMap.put("TxCollisions", Long.parseLong(netMap.get("TxCollisions").toString()) - Long.parseLong(deltaMap.get("TxCollisions").toString()));
deltaMap.put("TxErrors", Long.parseLong(netMap.get("TxErrors").toString()) - Long.parseLong(deltaMap.get("TxErrors").toString()));
deltaMap.put("TxPackets", Long.parseLong(netMap.get("TxPackets").toString()) - Long.parseLong(deltaMap.get("TxPackets").toString()));
netInterfaces.add(deltaMap);
skip = false;
} else {
netInterfaces.add(netMap);
skip = true;
}
previousNetworkStats.put(netIf[i], netMap);
}
} catch(SigarException se){
se.printStackTrace();
// log.error("SigarException caused during collection of Network utilization");
// log.error(ExceptionUtils.getStackTrace(se));
} finally {
map.put("network", netInterfaces);
}
// Filesystem Utilization
List fsList = new ArrayList();
try {
fs = sigar.getFileSystemList();
for (int i = 0; i < fs.length; i++) {
FileSystemUsage usage = sigar.getFileSystemUsage(fs[i].getDirName());
Map fsMap = new HashMap();
fsMap.putAll(fs[i].toMap());
fsMap.put("ReadBytes", usage.getDiskReadBytes());
fsMap.put("Reads", usage.getDiskReads());
fsMap.put("WriteBytes", usage.getDiskWriteBytes());
fsMap.put("Writes", usage.getDiskWrites());
if(previousDiskStats.containsKey(fs[i].getDevName())) {
Map deltaMap = previousDiskStats.get(fs[i].getDevName());
deltaMap.put("ReadBytes", usage.getDiskReadBytes() - (Long) deltaMap.get("ReadBytes"));
deltaMap.put("Reads", usage.getDiskReads() - (Long) deltaMap.get("Reads"));
deltaMap.put("WriteBytes", usage.getDiskWriteBytes() - (Long) deltaMap.get("WriteBytes"));
deltaMap.put("Writes", usage.getDiskWrites() - (Long) deltaMap.get("Writes"));
deltaMap.put("Total", usage.getTotal());
deltaMap.put("Used", usage.getUsed());
deltaMap.putAll(fs[i].toMap());
fsList.add(deltaMap);
skip = false;
} else {
fsList.add(fsMap);
skip = true;
}
previousDiskStats.put(fs[i].getDevName(), fsMap);
}
} catch(SigarException se){
se.printStackTrace();
// log.error("SigarException caused during collection of FileSystem utilization");
// log.error(ExceptionUtils.getStackTrace(se));
} finally {
map.put("disk", fsList);
}
map.put("timestamp", System.currentTimeMillis());
//byte[] data = map.toString().getBytes();
// sendOffset += data.length;
// ChunkImpl c = new ChunkImpl("SystemMetrics", "Sigar", sendOffset, data, systemMetrics);
// if(!skip) {
// receiver.add(c);
// }
} catch (Exception se) {
se.printStackTrace();
//log.error(ExceptionUtil.getStackTrace(se));
}
}
}
