Apache
/
hbase
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

HBASE-20513 Collect and emit ScanMetrics in PerformanceEvaluation

This commit is contained in:
Andrew Purtell 2018-05-01 10:58:09 -07:00
parent 7df8e5e4a7
commit 991d78ca2b
1 changed files with 100 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

119
hbase-mapreduce/src/test/java/org/apache/hadoop/hbase/PerformanceEvaluation.java
View File

@ -69,6 +69,7 @@ import org.apache.hadoop.hbase.client.ResultScanner;
import org.apache.hadoop.hbase.client.RowMutations; import org.apache.hadoop.hbase.client.RowMutations;
import org.apache.hadoop.hbase.client.Scan; import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.client.Table; import org.apache.hadoop.hbase.client.Table;
import org.apache.hadoop.hbase.client.metrics.ScanMetrics;
import org.apache.hadoop.hbase.filter.BinaryComparator; import org.apache.hadoop.hbase.filter.BinaryComparator;
import org.apache.hadoop.hbase.filter.Filter; import org.apache.hadoop.hbase.filter.Filter;
import org.apache.hadoop.hbase.filter.FilterAllFilter; import org.apache.hadoop.hbase.filter.FilterAllFilter;
@ -1046,6 +1047,12 @@ public class PerformanceEvaluation extends Configured implements Tool {
private String testName; private String testName;
private Histogram latencyHistogram; private Histogram latencyHistogram;
private Histogram valueSizeHistogram; private Histogram valueSizeHistogram;
private Histogram rpcCallsHistogram;
private Histogram remoteRpcCallsHistogram;
private Histogram millisBetweenNextHistogram;
private Histogram regionsScannedHistogram;
private Histogram bytesInResultsHistogram;
private Histogram bytesInRemoteResultsHistogram;
private RandomDistribution.Zipf zipf; private RandomDistribution.Zipf zipf;
/** /**
@ -1102,6 +1109,34 @@ public class PerformanceEvaluation extends Configured implements Tool {
this.valueSizeHistogram.update(valueSize); this.valueSizeHistogram.update(valueSize);
} }
void updateScanMetrics(final ScanMetrics metrics) {
Map<String,Long> metricsMap = metrics.getMetricsMap();
Long rpcCalls = metricsMap.get(ScanMetrics.RPC_CALLS_METRIC_NAME);
if (rpcCalls != null) {
this.rpcCallsHistogram.update(rpcCalls.longValue());
}
Long remoteRpcCalls = metricsMap.get(ScanMetrics.REMOTE_RPC_CALLS_METRIC_NAME);
if (remoteRpcCalls != null) {
this.remoteRpcCallsHistogram.update(remoteRpcCalls.longValue());
}
Long millisBetweenNext = metricsMap.get(ScanMetrics.MILLIS_BETWEEN_NEXTS_METRIC_NAME);
if (millisBetweenNext != null) {
this.millisBetweenNextHistogram.update(millisBetweenNext.longValue());
}
Long regionsScanned = metricsMap.get(ScanMetrics.REGIONS_SCANNED_METRIC_NAME);
if (regionsScanned != null) {
this.regionsScannedHistogram.update(regionsScanned.longValue());
}
Long bytesInResults = metricsMap.get(ScanMetrics.BYTES_IN_RESULTS_METRIC_NAME);
if (bytesInResults != null && bytesInResults.longValue() > 0) {
this.bytesInResultsHistogram.update(bytesInResults.longValue());
}
Long bytesInRemoteResults = metricsMap.get(ScanMetrics.BYTES_IN_REMOTE_RESULTS_METRIC_NAME);
if (bytesInRemoteResults != null && bytesInRemoteResults.longValue() > 0) {
this.bytesInRemoteResultsHistogram.update(bytesInRemoteResults.longValue());
}
}
String generateStatus(final int sr, final int i, final int lr) { String generateStatus(final int sr, final int i, final int lr) {
return sr + "/" + i + "/" + lr + ", latency " + getShortLatencyReport() + return sr + "/" + i + "/" + lr + ", latency " + getShortLatencyReport() +
(!isRandomValueSize()? "": ", value size " + getShortValueSizeReport()); (!isRandomValueSize()? "": ", value size " + getShortValueSizeReport());
@ -1123,10 +1158,19 @@ public class PerformanceEvaluation extends Configured implements Tool {
} }
void testSetup() throws IOException { void testSetup() throws IOException {
createConnection(); // test metrics
onStartup();
latencyHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500)); latencyHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500));
valueSizeHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500)); valueSizeHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500));
// scan metrics
rpcCallsHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500));
remoteRpcCallsHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500));
millisBetweenNextHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500));
regionsScannedHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500));
bytesInResultsHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500));
bytesInRemoteResultsHistogram = YammerHistogramUtils.newHistogram(new UniformReservoir(1024 * 500));
createConnection();
onStartup();
} }
abstract void createConnection() throws IOException; abstract void createConnection() throws IOException;
@ -1148,6 +1192,30 @@ public class PerformanceEvaluation extends Configured implements Tool {
+ YammerHistogramUtils.getHistogramReport(valueSizeHistogram)); + YammerHistogramUtils.getHistogramReport(valueSizeHistogram));
status.setStatus("Num measures (ValueSize): " + valueSizeHistogram.getCount()); status.setStatus("Num measures (ValueSize): " + valueSizeHistogram.getCount());
status.setStatus(YammerHistogramUtils.getPrettyHistogramReport(valueSizeHistogram)); status.setStatus(YammerHistogramUtils.getPrettyHistogramReport(valueSizeHistogram));
if (rpcCallsHistogram.getCount() > 0) {
status.setStatus("rpcCalls (count): " +
YammerHistogramUtils.getHistogramReport(rpcCallsHistogram));
}
if (remoteRpcCallsHistogram.getCount() > 0) {
status.setStatus("remoteRpcCalls (count): " +
YammerHistogramUtils.getHistogramReport(remoteRpcCallsHistogram));
}
if (millisBetweenNextHistogram.getCount() > 0) {
status.setStatus("millisBetweenNext (latency): " +
YammerHistogramUtils.getHistogramReport(millisBetweenNextHistogram));
}
if (regionsScannedHistogram.getCount() > 0) {
status.setStatus("regionsScanned (count): " +
YammerHistogramUtils.getHistogramReport(regionsScannedHistogram));
}
if (bytesInResultsHistogram.getCount() > 0) {
status.setStatus("bytesInResults (size): " +
YammerHistogramUtils.getHistogramReport(bytesInResultsHistogram));
}
if (bytesInRemoteResultsHistogram.getCount() > 0) {
status.setStatus("bytesInRemoteResults (size): " +
YammerHistogramUtils.getHistogramReport(bytesInRemoteResultsHistogram));
}
} }
closeConnection(); closeConnection();
receiverHost.closeReceivers(); receiverHost.closeReceivers();
@ -1455,6 +1523,7 @@ public class PerformanceEvaluation extends Configured implements Tool {
@Override @Override
void testTakedown() throws IOException { void testTakedown() throws IOException {
if (this.testScanner != null) { if (this.testScanner != null) {
updateScanMetrics(this.testScanner.getScanMetrics());
this.testScanner.close(); this.testScanner.close();
} }
super.testTakedown(); super.testTakedown();
@ -1466,7 +1535,7 @@ public class PerformanceEvaluation extends Configured implements Tool {
Scan scan = Scan scan =
new Scan().withStartRow(format(opts.startRow)).setCaching(opts.caching) new Scan().withStartRow(format(opts.startRow)).setCaching(opts.caching)
.setCacheBlocks(opts.cacheBlocks).setAsyncPrefetch(opts.asyncPrefetch) .setCacheBlocks(opts.cacheBlocks).setAsyncPrefetch(opts.asyncPrefetch)
.setReadType(opts.scanReadType); .setReadType(opts.scanReadType).setScanMetricsEnabled(true);
if (opts.addColumns) { if (opts.addColumns) {
for (int column = 0; column < opts.columns; column++) { for (int column = 0; column < opts.columns; column++) {
byte [] qualifier = column == 0? COLUMN_ZERO: Bytes.toBytes("" + column); byte [] qualifier = column == 0? COLUMN_ZERO: Bytes.toBytes("" + column);
@ -1577,7 +1646,8 @@ public class PerformanceEvaluation extends Configured implements Tool {
void testRow(final int i) throws IOException { void testRow(final int i) throws IOException {
Scan scan = new Scan().withStartRow(getRandomRow(this.rand, opts.totalRows)) Scan scan = new Scan().withStartRow(getRandomRow(this.rand, opts.totalRows))
.setCaching(opts.caching).setCacheBlocks(opts.cacheBlocks) .setCaching(opts.caching).setCacheBlocks(opts.cacheBlocks)
.setAsyncPrefetch(opts.asyncPrefetch).setReadType(opts.scanReadType); .setAsyncPrefetch(opts.asyncPrefetch).setReadType(opts.scanReadType)
.setScanMetricsEnabled(true);
FilterList list = new FilterList(); FilterList list = new FilterList();
if (opts.addColumns) { if (opts.addColumns) {
for (int column = 0; column < opts.columns; column++) { for (int column = 0; column < opts.columns; column++) {
@ -1593,10 +1663,14 @@ public class PerformanceEvaluation extends Configured implements Tool {
list.addFilter(new WhileMatchFilter(new PageFilter(120))); list.addFilter(new WhileMatchFilter(new PageFilter(120)));
scan.setFilter(list); scan.setFilter(list);
ResultScanner s = this.table.getScanner(scan); ResultScanner s = this.table.getScanner(scan);
for (Result rr; (rr = s.next()) != null;) { try {
updateValueSize(rr); for (Result rr; (rr = s.next()) != null;) {
updateValueSize(rr);
}
} finally {
updateScanMetrics(s.getScanMetrics());
s.close();
} }
s.close();
} }
@Override @Override
@ -1618,7 +1692,7 @@ public class PerformanceEvaluation extends Configured implements Tool {
Scan scan = new Scan().withStartRow(startAndStopRow.getFirst()) Scan scan = new Scan().withStartRow(startAndStopRow.getFirst())
.withStopRow(startAndStopRow.getSecond()).setCaching(opts.caching) .withStopRow(startAndStopRow.getSecond()).setCaching(opts.caching)
.setCacheBlocks(opts.cacheBlocks).setAsyncPrefetch(opts.asyncPrefetch) .setCacheBlocks(opts.cacheBlocks).setAsyncPrefetch(opts.asyncPrefetch)
.setReadType(opts.scanReadType); .setReadType(opts.scanReadType).setScanMetricsEnabled(true);
if (opts.filterAll) { if (opts.filterAll) {
scan.setFilter(new FilterAllFilter()); scan.setFilter(new FilterAllFilter());
} }
@ -1633,17 +1707,20 @@ public class PerformanceEvaluation extends Configured implements Tool {
Result r = null; Result r = null;
int count = 0; int count = 0;
ResultScanner s = this.table.getScanner(scan); ResultScanner s = this.table.getScanner(scan);
for (; (r = s.next()) != null;) { try {
updateValueSize(r); for (; (r = s.next()) != null;) {
count++; updateValueSize(r);
} count++;
if (i % 100 == 0) { }
LOG.info(String.format("Scan for key range %s - %s returned %s rows", if (i % 100 == 0) {
LOG.info(String.format("Scan for key range %s - %s returned %s rows",
Bytes.toString(startAndStopRow.getFirst()), Bytes.toString(startAndStopRow.getFirst()),
Bytes.toString(startAndStopRow.getSecond()), count)); Bytes.toString(startAndStopRow.getSecond()), count));
}
} finally {
updateScanMetrics(s.getScanMetrics());
s.close();
} }
s.close();
} }
protected abstract Pair<byte[],byte[]> getStartAndStopRow(); protected abstract Pair<byte[],byte[]> getStartAndStopRow();
@ -1824,7 +1901,7 @@ public class PerformanceEvaluation extends Configured implements Tool {
if (this.testScanner == null) { if (this.testScanner == null) {
Scan scan = new Scan().withStartRow(format(opts.startRow)).setCaching(opts.caching) Scan scan = new Scan().withStartRow(format(opts.startRow)).setCaching(opts.caching)
.setCacheBlocks(opts.cacheBlocks).setAsyncPrefetch(opts.asyncPrefetch) .setCacheBlocks(opts.cacheBlocks).setAsyncPrefetch(opts.asyncPrefetch)
.setReadType(opts.scanReadType); .setReadType(opts.scanReadType).setScanMetricsEnabled(true);
if (opts.addColumns) { if (opts.addColumns) {
for (int column = 0; column < opts.columns; column++) { for (int column = 0; column < opts.columns; column++) {
byte [] qualifier = column == 0? COLUMN_ZERO: Bytes.toBytes("" + column); byte [] qualifier = column == 0? COLUMN_ZERO: Bytes.toBytes("" + column);
@ -2031,7 +2108,10 @@ public class PerformanceEvaluation extends Configured implements Tool {
updateValueSize(r); updateValueSize(r);
} }
} finally { } finally {
if (scanner != null) scanner.close(); if (scanner != null) {
updateScanMetrics(scanner.getScanMetrics());
scanner.close();
}
} }
} }
@ -2046,7 +2126,8 @@ public class PerformanceEvaluation extends Configured implements Tool {
list.addFilter(new FilterAllFilter()); list.addFilter(new FilterAllFilter());
} }
Scan scan = new Scan().setCaching(opts.caching).setCacheBlocks(opts.cacheBlocks) Scan scan = new Scan().setCaching(opts.caching).setCacheBlocks(opts.cacheBlocks)
.setAsyncPrefetch(opts.asyncPrefetch).setReadType(opts.scanReadType); .setAsyncPrefetch(opts.asyncPrefetch).setReadType(opts.scanReadType)
.setScanMetricsEnabled(true);
if (opts.addColumns) { if (opts.addColumns) {
for (int column = 0; column < opts.columns; column++) { for (int column = 0; column < opts.columns; column++) {
byte [] qualifier = column == 0? COLUMN_ZERO: Bytes.toBytes("" + column); byte [] qualifier = column == 0? COLUMN_ZERO: Bytes.toBytes("" + column);