/*
* 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.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.io.stream.Streamable;
import org.elasticsearch.common.unit.ByteSizeValue;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import java.io.IOException;
import java.io.Serializable;
/**
* @author kimchy (shay.banon)
*/
public class ProcessStats implements Streamable, Serializable, ToXContent {
long timestamp = -1;
long openFileDescriptors;
Cpu cpu = null;
Mem mem = null;
ProcessStats() {
}
public long timestamp() {
return this.timestamp;
}
public long getTimestamp() {
return timestamp();
}
public long openFileDescriptors() {
return this.openFileDescriptors;
}
public long getOpenFileDescriptors() {
return openFileDescriptors;
}
public Cpu cpu() {
return cpu;
}
public Cpu getCpu() {
return cpu();
}
public Mem mem() {
return mem;
}
public Mem getMem() {
return mem();
}
@Override public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject("process");
builder.field("timestamp", timestamp);
builder.field("open_file_descriptors", openFileDescriptors);
if (cpu != null) {
builder.startObject("cpu");
builder.field("percent", cpu.percent());
builder.field("sys", cpu.sys().format());
builder.field("sys_in_millis", cpu.sys().millis());
builder.field("user", cpu.user().format());
builder.field("user_in_millis", cpu.user().millis());
builder.field("total", cpu.total().format());
builder.field("total_in_millis", cpu.total().millis());
builder.endObject();
}
if (mem != null) {
builder.startObject("mem");
builder.field("resident", mem.resident().toString());
builder.field("resident_in_bytes", mem.resident().bytes());
builder.field("share", mem.share().toString());
builder.field("share_in_bytes", mem.share().bytes());
builder.field("total_virtual", mem.totalVirtual().toString());
builder.field("total_virtual_in_bytes", mem.totalVirtual().bytes());
builder.endObject();
}
builder.endObject();
return builder;
}
public static ProcessStats readProcessStats(StreamInput in) throws IOException {
ProcessStats stats = new ProcessStats();
stats.readFrom(in);
return stats;
}
@Override public void readFrom(StreamInput in) throws IOException {
timestamp = in.readVLong();
openFileDescriptors = in.readLong();
if (in.readBoolean()) {
cpu = Cpu.readCpu(in);
}
if (in.readBoolean()) {
mem = Mem.readMem(in);
}
}
@Override public void writeTo(StreamOutput out) throws IOException {
out.writeVLong(timestamp);
out.writeLong(openFileDescriptors);
if (cpu == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
cpu.writeTo(out);
}
if (mem == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
mem.writeTo(out);
}
}
public static class Mem implements Streamable, Serializable {
long totalVirtual = -1;
long resident = -1;
long share = -1;
Mem() {
}
public static Mem readMem(StreamInput in) throws IOException {
Mem mem = new Mem();
mem.readFrom(in);
return mem;
}
@Override public void readFrom(StreamInput in) throws IOException {
totalVirtual = in.readLong();
resident = in.readLong();
share = in.readLong();
}
@Override public void writeTo(StreamOutput out) throws IOException {
out.writeLong(totalVirtual);
out.writeLong(resident);
out.writeLong(share);
}
public ByteSizeValue totalVirtual() {
return new ByteSizeValue(totalVirtual);
}
public ByteSizeValue getTotalVirtual() {
return totalVirtual();
}
public ByteSizeValue resident() {
return new ByteSizeValue(resident);
}
public ByteSizeValue getResident() {
return resident();
}
public ByteSizeValue share() {
return new ByteSizeValue(share);
}
public ByteSizeValue getShare() {
return share();
}
}
public static class Cpu implements Streamable, Serializable {
short percent = -1;
long sys = -1;
long user = -1;
long total = -1;
Cpu() {
}
public static Cpu readCpu(StreamInput in) throws IOException {
Cpu cpu = new Cpu();
cpu.readFrom(in);
return cpu;
}
@Override public void readFrom(StreamInput in) throws IOException {
percent = in.readShort();
sys = in.readLong();
user = in.readLong();
total = in.readLong();
}
@Override public void writeTo(StreamOutput out) throws IOException {
out.writeShort(percent);
out.writeLong(sys);
out.writeLong(user);
out.writeLong(total);
}
/**
* Get the Process cpu usage.
*
* <p>Supported Platforms: All.
*/
public short percent() {
return percent;
}
/**
* Get the Process cpu usage.
*
* <p>Supported Platforms: All.
*/
public short getPercent() {
return percent();
}
/**
* Get the Process cpu kernel time.
*
* <p>Supported Platforms: All.
*/
public TimeValue sys() {
return new TimeValue(sys);
}
/**
* Get the Process cpu kernel time.
*
* <p>Supported Platforms: All.
*/
public TimeValue getSys() {
return sys();
}
/**
* Get the Process cpu user time.
*
* <p>Supported Platforms: All.
*/
public TimeValue user() {
return new TimeValue(user);
}
/**
* Get the Process cpu time (sum of User and Sys).
*
* Supported Platforms: All.
*/
public TimeValue total() {
return new TimeValue(total);
}
/**
* Get the Process cpu time (sum of User and Sys).
*
* Supported Platforms: All.
*/
public TimeValue getTotal() {
return total();
}
/**
* Get the Process cpu user time.
*
* <p>Supported Platforms: All.
*/
public TimeValue getUser() {
return user();
}
}
}