/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search licenses this
* file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.monitor.process;
import org.elasticsearch.common.component.AbstractComponent;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.monitor.sigar.SigarService;
import org.hyperic.sigar.ProcCpu;
import org.hyperic.sigar.ProcMem;
import org.hyperic.sigar.Sigar;
import org.hyperic.sigar.SigarException;
/**
* @author kimchy (shay.banon)
*/
public class SigarProcessProbe extends AbstractComponent implements ProcessProbe {
private final SigarService sigarService;
@Inject public SigarProcessProbe(Settings settings, SigarService sigarService) {
super(settings);
this.sigarService = sigarService;
}
@Override public synchronized ProcessInfo processInfo() {
return new ProcessInfo(sigarService.sigar().getPid(), JmxProcessProbe.getMaxFileDescriptorCount());
}
@Override public synchronized ProcessStats processStats() {
Sigar sigar = sigarService.sigar();
ProcessStats stats = new ProcessStats();
stats.timestamp = System.currentTimeMillis();
stats.openFileDescriptors = JmxProcessProbe.getOpenFileDescriptorCount();
try {
ProcCpu cpu = sigar.getProcCpu(sigar.getPid());
stats.cpu = new ProcessStats.Cpu();
stats.cpu.percent = (short) (cpu.getPercent() * 100);
stats.cpu.sys = cpu.getSys();
stats.cpu.user = cpu.getUser();
} catch (SigarException e) {
// ignore
}
try {
ProcMem mem = sigar.getProcMem(sigar.getPid());
stats.mem = new ProcessStats.Mem();
stats.mem.totalVirtual = mem.getSize();
stats.mem.resident = mem.getResident();
stats.mem.share = mem.getShare();
} catch (SigarException e) {
// ignore
}
return stats;
}
}