/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.apache.ignite.internal.visor.igfs;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import org.apache.ignite.IgniteFileSystem;
import org.apache.ignite.igfs.IgfsMetrics;
import org.apache.ignite.internal.processors.igfs.IgfsEx;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.apache.ignite.internal.visor.VisorDataTransferObject;
/**
* Data transfer object for {@link IgfsMetrics}.
*/
public class VisorIgfsMetrics extends VisorDataTransferObject {
/** */
private static final long serialVersionUID = 0L;
/** Maximum amount of data that can be stored on local node. */
private long totalSpaceSz;
/** Local used space in bytes on local node. */
private long usedSpaceSz;
/** Number of directories created in file system. */
private int foldersCnt;
/** Number of files stored in file system. */
private int filesCnt;
/** Number of files that are currently opened for reading on local node. */
private int filesOpenedForRd;
/** Number of files that are currently opened for writing on local node. */
private int filesOpenedForWrt;
/** Total blocks read, local and remote. */
private long blocksRd;
/** Total remote blocks read. */
private long blocksRdRmt;
/** Total blocks write, local and remote. */
private long blocksWrt;
/** Total remote blocks write. */
private long blocksWrtRmt;
/** Total bytes read. */
private long bytesRd;
/** Total bytes read time. */
private long bytesRdTm;
/** Total bytes write. */
private long bytesWrt;
/** Total bytes write time. */
private long bytesWrtTm;
/**
* Create data transfer object for given IGFS metrics.
*/
public VisorIgfsMetrics() {
// No-op.
}
/**
* Create data transfer object for given IGFS metrics.
*
* @param igfs Source IGFS.
*/
public VisorIgfsMetrics(IgniteFileSystem igfs) {
assert igfs != null;
IgfsMetrics m = igfs.metrics();
totalSpaceSz = ((IgfsEx)igfs).context().data().maxSpaceSize();
usedSpaceSz = m.localSpaceSize();
foldersCnt = m.directoriesCount();
filesCnt = m.filesCount();
filesOpenedForRd = m.filesOpenedForRead();
filesOpenedForWrt = m.filesOpenedForWrite();
blocksRd = m.blocksReadTotal();
blocksRdRmt = m.blocksReadRemote();
blocksWrt = m.blocksWrittenTotal();
blocksWrtRmt = m.blocksWrittenRemote();
bytesRd = m.bytesRead();
bytesRdTm = m.bytesReadTime();
bytesWrt = m.bytesWritten();
bytesWrtTm = m.bytesWriteTime();
}
/**
* Add given metrics.
*
* @param m Metrics to add.
* @return Self for method chaining.
*/
public VisorIgfsMetrics add(VisorIgfsMetrics m) {
assert m != null;
totalSpaceSz += m.totalSpaceSz;
usedSpaceSz += m.usedSpaceSz;
foldersCnt += m.foldersCnt;
filesCnt += m.filesCnt;
filesOpenedForRd += m.filesOpenedForRd;
filesOpenedForWrt += m.filesOpenedForWrt;
blocksRd += m.blocksRd;
blocksRdRmt += m.blocksRdRmt;
blocksWrt += m.blocksWrt;
blocksWrtRmt += m.blocksWrtRmt;
bytesRd += m.bytesRd;
bytesRdTm += m.bytesRdTm;
bytesWrt += m.bytesWrt;
bytesWrtTm += m.bytesWrtTm;
return this;
}
/**
* Aggregate metrics.
*
* @param n Nodes count.
* @return Self for method chaining.
*/
public VisorIgfsMetrics aggregate(int n) {
if (n > 0) {
foldersCnt /= n;
filesCnt /= n;
}
return this;
}
/**
* @return Maximum amount of data that can be stored on local node.
*/
public long getTotalSpaceSize() {
return totalSpaceSz;
}
/**
* @return Local used space in bytes on local node.
*/
public long getUsedSpaceSize() {
return usedSpaceSz;
}
/**
* @return Local free space in bytes on local node.
*/
public long getFreeSpaceSize() {
return totalSpaceSz - usedSpaceSz;
}
/**
* @return Number of directories created in file system.
*/
public int getFoldersCount() {
return foldersCnt;
}
/**
* @return Number of files stored in file system.
*/
public int getFilesCount() {
return filesCnt;
}
/**
* @return Number of files that are currently opened for reading on local node.
*/
public int getFilesOpenedForRead() {
return filesOpenedForRd;
}
/**
* @return Number of files that are currently opened for writing on local node.
*/
public int getFilesOpenedForWrite() {
return filesOpenedForWrt;
}
/**
* @return Total blocks read, local and remote.
*/
public long getBlocksRead() {
return blocksRd;
}
/**
* @return Total remote blocks read.
*/
public long getBlocksReadRemote() {
return blocksRdRmt;
}
/**
* @return Total blocks write, local and remote.
*/
public long getBlocksWritten() {
return blocksWrt;
}
/**
* @return Total remote blocks write.
*/
public long getBlocksWrittenRemote() {
return blocksWrtRmt;
}
/**
* @return Total bytes read.
*/
public long getBytesRead() {
return bytesRd;
}
/**
* @return Total bytes read time.
*/
public long getBytesReadTime() {
return bytesRdTm;
}
/**
* @return Total bytes write.
*/
public long getBytesWritten() {
return bytesWrt;
}
/**
* @return Total bytes write time.
*/
public long getBytesWriteTime() {
return bytesWrtTm;
}
/** {@inheritDoc} */
@Override protected void writeExternalData(ObjectOutput out) throws IOException {
out.writeLong(totalSpaceSz);
out.writeLong(usedSpaceSz);
out.writeInt(foldersCnt);
out.writeInt(filesCnt);
out.writeInt(filesOpenedForRd);
out.writeInt(filesOpenedForWrt);
out.writeLong(blocksRd);
out.writeLong(blocksRdRmt);
out.writeLong(blocksWrt);
out.writeLong(blocksWrtRmt);
out.writeLong(bytesRd);
out.writeLong(bytesRdTm);
out.writeLong(bytesWrt);
out.writeLong(bytesWrtTm);
}
/** {@inheritDoc} */
@Override protected void readExternalData(byte protoVer, ObjectInput in) throws IOException, ClassNotFoundException {
totalSpaceSz = in.readLong();
usedSpaceSz = in.readLong();
foldersCnt = in.readInt();
filesCnt = in.readInt();
filesOpenedForRd = in.readInt();
filesOpenedForWrt = in.readInt();
blocksRd = in.readLong();
blocksRdRmt = in.readLong();
blocksWrt = in.readLong();
blocksWrtRmt = in.readLong();
bytesRd = in.readLong();
bytesRdTm = in.readLong();
bytesWrt = in.readLong();
bytesWrtTm = in.readLong();
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(VisorIgfsMetrics.class, this);
}
}