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/**
* Copyright The Apache Software Foundation
*
* 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.hadoop.hbase;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import org.apache.hadoop.hbase.client.CompactionState;
import org.apache.hadoop.hbase.util.Strings;
import org.apache.yetus.audience.InterfaceAudience;
import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;
/**
* Encapsulates per-region load metrics.
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link RegionMetrics} instead.
*/
@InterfaceAudience.Public
@Deprecated
public class RegionLoad implements RegionMetrics {
// DONT use this pb object since the byte array backed may be modified in rpc layer
// we keep this pb object for BC.
protected ClusterStatusProtos.RegionLoad regionLoadPB;
private final RegionMetrics metrics;
@edu.umd.cs.findbugs.annotations.SuppressWarnings(value="URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
public RegionLoad(ClusterStatusProtos.RegionLoad regionLoadPB) {
this.regionLoadPB = regionLoadPB;
this.metrics = RegionMetricsBuilder.toRegionMetrics(regionLoadPB);
}
RegionLoad(RegionMetrics metrics) {
this.metrics = metrics;
this.regionLoadPB = RegionMetricsBuilder.toRegionLoad(metrics);
}
/**
* @return the region name
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getRegionName} instead.
*/
@Deprecated
public byte[] getName() {
return metrics.getRegionName();
}
@Override
public byte[] getRegionName() {
return metrics.getRegionName();
}
@Override
public int getStoreCount() {
return metrics.getStoreCount();
}
@Override
public int getStoreFileCount() {
return metrics.getStoreFileCount();
}
@Override
public Size getStoreFileSize() {
return metrics.getStoreFileSize();
}
@Override
public Size getMemStoreSize() {
return metrics.getMemStoreSize();
}
@Override
public long getReadRequestCount() {
return metrics.getReadRequestCount();
}
@Override
public long getFilteredReadRequestCount() {
return metrics.getFilteredReadRequestCount();
}
@Override
public Size getStoreFileIndexSize() {
return metrics.getStoreFileIndexSize();
}
@Override
public long getWriteRequestCount() {
return metrics.getWriteRequestCount();
}
@Override
public Size getStoreFileRootLevelIndexSize() {
return metrics.getStoreFileRootLevelIndexSize();
}
@Override
public Size getStoreFileUncompressedDataIndexSize() {
return metrics.getStoreFileUncompressedDataIndexSize();
}
@Override
public Size getBloomFilterSize() {
return metrics.getBloomFilterSize();
}
@Override
public long getCompactingCellCount() {
return metrics.getCompactingCellCount();
}
@Override
public long getCompactedCellCount() {
return metrics.getCompactedCellCount();
}
@Override
public long getCompletedSequenceId() {
return metrics.getCompletedSequenceId();
}
@Override
public Map getStoreSequenceId() {
return metrics.getStoreSequenceId();
}
@Override
public Size getUncompressedStoreFileSize() {
return metrics.getUncompressedStoreFileSize();
}
/**
* @return the number of stores
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getStoreCount} instead.
*/
@Deprecated
public int getStores() {
return metrics.getStoreCount();
}
/**
* @return the number of storefiles
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getStoreFileCount} instead.
*/
@Deprecated
public int getStorefiles() {
return metrics.getStoreFileCount();
}
/**
* @return the total size of the storefiles, in MB
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getStoreFileSize} instead.
*/
@Deprecated
public int getStorefileSizeMB() {
return (int) metrics.getStoreFileSize().get(Size.Unit.MEGABYTE);
}
/**
* @return the memstore size, in MB
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getMemStoreSize} instead.
*/
@Deprecated
public int getMemStoreSizeMB() {
return (int) metrics.getMemStoreSize().get(Size.Unit.MEGABYTE);
}
/**
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* ((HBASE-3935)).
* Use {@link #getStoreFileRootLevelIndexSize} instead.
*/
@Deprecated
public int getStorefileIndexSizeMB() {
// Return value divided by 1024
return (getRootIndexSizeKB() >> 10);
}
/**
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getStoreFileRootLevelIndexSize()} instead.
*/
@Deprecated
public int getStorefileIndexSizeKB() {
return getRootIndexSizeKB();
}
/**
* @return the number of requests made to region
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getRequestCount()} instead.
*/
@Deprecated
public long getRequestsCount() {
return metrics.getRequestCount();
}
/**
* @return the number of read requests made to region
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getReadRequestCount} instead.
*/
@Deprecated
public long getReadRequestsCount() {
return metrics.getReadRequestCount();
}
/**
* @return the number of filtered read requests made to region
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getFilteredReadRequestCount} instead.
*/
@Deprecated
public long getFilteredReadRequestsCount() {
return metrics.getFilteredReadRequestCount();
}
/**
* @return the number of write requests made to region
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getWriteRequestCount} instead.
*/
@Deprecated
public long getWriteRequestsCount() {
return metrics.getWriteRequestCount();
}
/**
* @return The current total size of root-level indexes for the region, in KB.
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getStoreFileRootLevelIndexSize} instead.
*/
@Deprecated
public int getRootIndexSizeKB() {
return (int) metrics.getStoreFileRootLevelIndexSize().get(Size.Unit.KILOBYTE);
}
/**
* @return The total size of all index blocks, not just the root level, in KB.
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getStoreFileUncompressedDataIndexSize} instead.
*/
@Deprecated
public int getTotalStaticIndexSizeKB() {
return (int) metrics.getStoreFileUncompressedDataIndexSize().get(Size.Unit.KILOBYTE);
}
/**
* @return The total size of all Bloom filter blocks, not just loaded into the
* block cache, in KB.
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getBloomFilterSize} instead.
*/
@Deprecated
public int getTotalStaticBloomSizeKB() {
return (int) metrics.getBloomFilterSize().get(Size.Unit.KILOBYTE);
}
/**
* @return the total number of kvs in current compaction
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getCompactingCellCount} instead.
*/
@Deprecated
public long getTotalCompactingKVs() {
return metrics.getCompactingCellCount();
}
/**
* @return the number of already compacted kvs in current compaction
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getCompactedCellCount} instead.
*/
@Deprecated
public long getCurrentCompactedKVs() {
return metrics.getCompactedCellCount();
}
/**
* This does not really belong inside RegionLoad but its being done in the name of expediency.
* @return the completed sequence Id for the region
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getCompletedSequenceId} instead.
*/
@Deprecated
public long getCompleteSequenceId() {
return metrics.getCompletedSequenceId();
}
/**
* @return completed sequence id per store.
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getStoreSequenceId} instead.
*/
@Deprecated
public List getStoreCompleteSequenceId() {
return metrics.getStoreSequenceId().entrySet().stream()
.map(s -> ClusterStatusProtos.StoreSequenceId.newBuilder()
.setFamilyName(UnsafeByteOperations.unsafeWrap(s.getKey()))
.setSequenceId(s.getValue())
.build())
.collect(Collectors.toList());
}
/**
* @return the uncompressed size of the storefiles in MB.
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getUncompressedStoreFileSize} instead.
*/
@Deprecated
public int getStoreUncompressedSizeMB() {
return (int) metrics.getUncompressedStoreFileSize().get(Size.Unit.KILOBYTE);
}
/**
* @return the data locality of region in the regionserver.
*/
@Override
public float getDataLocality() {
return metrics.getDataLocality();
}
@Override
public long getLastMajorCompactionTimestamp() {
return metrics.getLastMajorCompactionTimestamp();
}
/**
* @return the timestamp of the oldest hfile for any store of this region.
* @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0
* Use {@link #getLastMajorCompactionTimestamp} instead.
*/
@Deprecated
public long getLastMajorCompactionTs() {
return metrics.getLastMajorCompactionTimestamp();
}
/**
* @return the reference count for the stores of this region
*/
public int getStoreRefCount() {
return metrics.getStoreRefCount();
}
@Override
public int getMaxCompactedStoreFileRefCount() {
return metrics.getMaxCompactedStoreFileRefCount();
}
@Override
public float getDataLocalityForSsd() {
return metrics.getDataLocalityForSsd();
}
@Override
public long getBlocksLocalWeight() {
return metrics.getBlocksLocalWeight();
}
@Override
public long getBlocksLocalWithSsdWeight() {
return metrics.getBlocksLocalWithSsdWeight();
}
@Override
public long getBlocksTotalWeight() {
return metrics.getBlocksTotalWeight();
}
@Override
public CompactionState getCompactionState() {
return metrics.getCompactionState();
}
/**
* @see java.lang.Object#toString()
*/
@Override
public String toString() {
StringBuilder sb = Strings.appendKeyValue(new StringBuilder(), "numberOfStores",
this.getStores());
Strings.appendKeyValue(sb, "numberOfStorefiles", this.getStorefiles());
Strings.appendKeyValue(sb, "storeRefCount", this.getStoreRefCount());
Strings.appendKeyValue(sb, "storefileUncompressedSizeMB",
this.getStoreUncompressedSizeMB());
Strings.appendKeyValue(sb, "lastMajorCompactionTimestamp",
this.getLastMajorCompactionTs());
Strings.appendKeyValue(sb, "storefileSizeMB", this.getStorefileSizeMB());
if (this.getStoreUncompressedSizeMB() != 0) {
Strings.appendKeyValue(sb, "compressionRatio",
String.format("%.4f", (float) this.getStorefileSizeMB() /
(float) this.getStoreUncompressedSizeMB()));
}
Strings.appendKeyValue(sb, "memstoreSizeMB",
this.getMemStoreSizeMB());
Strings.appendKeyValue(sb, "readRequestsCount",
this.getReadRequestsCount());
Strings.appendKeyValue(sb, "writeRequestsCount",
this.getWriteRequestsCount());
Strings.appendKeyValue(sb, "rootIndexSizeKB",
this.getRootIndexSizeKB());
Strings.appendKeyValue(sb, "totalStaticIndexSizeKB",
this.getTotalStaticIndexSizeKB());
Strings.appendKeyValue(sb, "totalStaticBloomSizeKB",
this.getTotalStaticBloomSizeKB());
Strings.appendKeyValue(sb, "totalCompactingKVs",
this.getTotalCompactingKVs());
Strings.appendKeyValue(sb, "currentCompactedKVs",
this.getCurrentCompactedKVs());
float compactionProgressPct = Float.NaN;
if (this.getTotalCompactingKVs() > 0) {
compactionProgressPct = ((float) this.getCurrentCompactedKVs() /
(float) this.getTotalCompactingKVs());
}
Strings.appendKeyValue(sb, "compactionProgressPct",
compactionProgressPct);
Strings.appendKeyValue(sb, "completeSequenceId",
this.getCompleteSequenceId());
Strings.appendKeyValue(sb, "dataLocality",
this.getDataLocality());
return sb.toString();
}
}
