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Posted to commits@storm.apache.org by ka...@apache.org on 2017/04/05 22:34:06 UTC
[10/14] storm git commit: STORM-2416 Release Packaging Improvements
http://git-wip-us.apache.org/repos/asf/storm/blob/2a369e40/examples/storm-perf/src/main/java/org/apache/storm/perf/spout/StringGenSpout.java
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diff --git a/examples/storm-perf/src/main/java/org/apache/storm/perf/spout/StringGenSpout.java b/examples/storm-perf/src/main/java/org/apache/storm/perf/spout/StringGenSpout.java
new file mode 100755
index 0000000..f9c665b
--- /dev/null
+++ b/examples/storm-perf/src/main/java/org/apache/storm/perf/spout/StringGenSpout.java
@@ -0,0 +1,93 @@
+/*
+ * 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.storm.perf.spout;
+
+
+import org.apache.commons.lang.RandomStringUtils;
+import org.apache.storm.spout.SpoutOutputCollector;
+import org.apache.storm.task.TopologyContext;
+import org.apache.storm.topology.OutputFieldsDeclarer;
+import org.apache.storm.topology.base.BaseRichSpout;
+import org.apache.storm.tuple.Fields;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+
+/** Spout pre-computes a list with 30k fixed length random strings.
+ * Emits sequentially from this list, over and over again.
+ */
+
+public class StringGenSpout extends BaseRichSpout {
+
+ private static final String DEFAULT_FIELD_NAME = "str";
+ private int strLen;
+ private final int strCount = 30_000;
+ private String fieldName = DEFAULT_FIELD_NAME;
+ private SpoutOutputCollector collector = null;
+ ArrayList<String> records;
+ private int curr=0;
+ private int count=0;
+
+ public StringGenSpout(int strLen) {
+ this.strLen = strLen;
+ }
+
+ public StringGenSpout withFieldName(String fieldName) {
+ this.fieldName = fieldName;
+ return this;
+ }
+
+ @Override
+ public void declareOutputFields(OutputFieldsDeclarer declarer) {
+ declarer.declare( new Fields(fieldName) );
+ }
+
+ @Override
+ public void open(Map conf, TopologyContext context, SpoutOutputCollector collector) {
+ this.records = genStringList(strLen, strCount);
+
+ this.collector = collector;
+ }
+
+ private static ArrayList<String> genStringList(int strLen, int count) {
+ ArrayList<String> result = new ArrayList<String>(count);
+ for (int i = 0; i < count; i++) {
+ result.add( RandomStringUtils.random(strLen) );
+ }
+ return result;
+ }
+
+ @Override
+ public void nextTuple() {
+ List<Object> tuple;
+ if( curr < strCount ) {
+ tuple = Collections.singletonList((Object) records.get(curr));
+ ++curr;
+ collector.emit(tuple, ++count);
+ }
+ }
+
+
+ @Override
+ public void ack(Object msgId) {
+ super.ack(msgId);
+ }
+}
http://git-wip-us.apache.org/repos/asf/storm/blob/2a369e40/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/BasicMetricsCollector.java
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diff --git a/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/BasicMetricsCollector.java b/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/BasicMetricsCollector.java
new file mode 100755
index 0000000..686f9da
--- /dev/null
+++ b/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/BasicMetricsCollector.java
@@ -0,0 +1,309 @@
+/*
+ * 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.storm.perf.utils;
+
+import org.apache.storm.LocalCluster;
+import org.apache.storm.generated.Nimbus;
+import org.apache.storm.utils.NimbusClient;
+import org.apache.storm.utils.Utils;
+import org.apache.log4j.Logger;
+
+import java.io.PrintWriter;
+import java.util.*;
+
+
+public class BasicMetricsCollector {
+
+ private LocalCluster localCluster = null;
+ private Nimbus.Client client = null;
+ private PrintWriter dataWriter;
+ private long startTime=0;
+
+ public enum MetricsItem {
+ TOPOLOGY_STATS,
+ XSFER_RATE,
+ SPOUT_THROUGHPUT,
+ SPOUT_LATENCY,
+ ALL
+ }
+
+
+ /* headers */
+ public static final String TIME = "elapsed (sec)";
+ public static final String TIME_FORMAT = "%d";
+ public static final String TOTAL_SLOTS = "total_slots";
+ public static final String USED_SLOTS = "used_slots";
+ public static final String WORKERS = "workers";
+ public static final String TASKS = "tasks";
+ public static final String EXECUTORS = "executors";
+ public static final String TRANSFERRED = "transferred (messages)";
+ public static final String XSFER_RATE = "transfer rate (messages/s)";
+ public static final String SPOUT_EXECUTORS = "spout_executors";
+ public static final String SPOUT_TRANSFERRED = "spout_transferred (messages)";
+ public static final String SPOUT_ACKED = "spout_acks";
+ public static final String SPOUT_THROUGHPUT = "spout_throughput (acks/s)";
+ public static final String SPOUT_AVG_COMPLETE_LATENCY = "spout_avg_complete_latency(ms)";
+ public static final String SPOUT_AVG_LATENCY_FORMAT = "%.1f";
+ public static final String SPOUT_MAX_COMPLETE_LATENCY = "spout_max_complete_latency(ms)";
+ public static final String SPOUT_MAX_LATENCY_FORMAT = "%.1f";
+ private static final Logger LOG = Logger.getLogger(BasicMetricsCollector.class);
+ final MetricsCollectorConfig config;
+ // final StormTopology topology;
+ final Set<String> header = new LinkedHashSet<String>();
+ final Map<String, String> metrics = new HashMap<String, String>();
+ int lineNumber = 0;
+
+ final boolean collectTopologyStats;
+ final boolean collectExecutorStats;
+ final boolean collectThroughput;
+
+ final boolean collectSpoutThroughput;
+ final boolean collectSpoutLatency;
+
+ private MetricsSample lastSample;
+ private MetricsSample curSample;
+ private double maxLatency = 0;
+
+ boolean first = true;
+
+ public BasicMetricsCollector(Nimbus.Client client, String topoName, Map stormConfig) {
+ this(topoName, stormConfig);
+ this.client = client;
+ this.localCluster = null;
+ }
+
+ public BasicMetricsCollector(LocalCluster localCluster, String topoName, Map stormConfig) {
+ this(topoName, stormConfig);
+ this.client = null;
+ this.localCluster = localCluster;
+ }
+
+ private BasicMetricsCollector(String topoName, Map stormConfig) {
+ Set<MetricsItem> items = getMetricsToCollect();
+ this.config = new MetricsCollectorConfig(topoName, stormConfig);
+ collectTopologyStats = collectTopologyStats(items);
+ collectExecutorStats = collectExecutorStats(items);
+ collectThroughput = collectThroughput(items);
+ collectSpoutThroughput = collectSpoutThroughput(items);
+ collectSpoutLatency = collectSpoutLatency(items);
+ dataWriter = new PrintWriter(System.err);
+ }
+
+
+ private Set<MetricsItem> getMetricsToCollect() {
+ Set<MetricsItem> result = new HashSet<>();
+ result.add(MetricsItem.ALL);
+ return result;
+ }
+
+ public void collect(Nimbus.Client client) {
+ try {
+ if (!first) {
+ this.lastSample = this.curSample;
+ this.curSample = MetricsSample.factory(client, config.name);
+ updateStats(dataWriter);
+ writeLine(dataWriter);
+ } else {
+ LOG.info("Getting baseline metrics sample.");
+ writeHeader(dataWriter);
+ this.curSample = MetricsSample.factory(client, config.name);
+ first = false;
+ startTime = System.currentTimeMillis();
+ }
+ } catch (Exception e) {
+ LOG.error("storm metrics failed! ", e);
+ }
+ }
+
+ public void collect(LocalCluster localCluster) {
+ try {
+ if (!first) {
+ this.lastSample = this.curSample;
+ this.curSample = MetricsSample.factory(localCluster, config.name);
+ updateStats(dataWriter);
+ writeLine(dataWriter);
+ } else {
+ LOG.info("Getting baseline metrics sample.");
+ writeHeader(dataWriter);
+ this.curSample = MetricsSample.factory(localCluster, config.name);
+ first = false;
+ startTime = System.currentTimeMillis();
+ }
+ } catch (Exception e) {
+ LOG.error("storm metrics failed! ", e);
+ }
+ }
+
+ public void close() {
+ dataWriter.close();
+ }
+
+ boolean updateStats(PrintWriter writer)
+ throws Exception {
+ if (collectTopologyStats) {
+ updateTopologyStats();
+ }
+ if (collectExecutorStats) {
+ updateExecutorStats();
+ }
+ return true;
+ }
+
+ void updateTopologyStats() {
+ long timeTotal = System.currentTimeMillis() - startTime;
+ int numWorkers = this.curSample.getNumWorkers();
+ int numExecutors = this.curSample.getNumExecutors();
+ int numTasks = this.curSample.getNumTasks();
+ metrics.put(TIME, String.format(TIME_FORMAT, timeTotal / 1000));
+ metrics.put(WORKERS, Integer.toString(numWorkers));
+ metrics.put(EXECUTORS, Integer.toString(numExecutors));
+ metrics.put(TASKS, Integer.toString(numTasks));
+ }
+
+ void updateExecutorStats() {
+ long timeDiff = this.curSample.getSampleTime() - this.lastSample.getSampleTime();
+ long transferredDiff = this.curSample.getTotalTransferred() - this.lastSample.getTotalTransferred();
+ long throughput = transferredDiff / (timeDiff / 1000);
+
+ long spoutDiff = this.curSample.getSpoutTransferred() - this.lastSample.getSpoutTransferred();
+ long spoutAckedDiff = this.curSample.getTotalAcked() - this.lastSample.getTotalAcked();
+ long spoutThroughput = spoutDiff / (timeDiff / 1000);
+
+ if (collectThroughput) {
+ metrics.put(TRANSFERRED, Long.toString(transferredDiff));
+ metrics.put(XSFER_RATE, Long.toString(throughput));
+ }
+
+ if (collectSpoutThroughput) {
+
+ metrics.put(SPOUT_EXECUTORS, Integer.toString(this.curSample.getSpoutExecutors()));
+ metrics.put(SPOUT_TRANSFERRED, Long.toString(spoutDiff));
+ metrics.put(SPOUT_ACKED, Long.toString(spoutAckedDiff));
+ metrics.put(SPOUT_THROUGHPUT, Long.toString(spoutThroughput));
+ }
+
+
+ if (collectSpoutLatency) {
+ double latency = this.curSample.getTotalLatency();
+ if (latency > this.maxLatency) {
+ this.maxLatency = latency;
+ }
+ metrics.put(SPOUT_AVG_COMPLETE_LATENCY,
+ String.format(SPOUT_AVG_LATENCY_FORMAT, latency));
+ metrics.put(SPOUT_MAX_COMPLETE_LATENCY,
+ String.format(SPOUT_MAX_LATENCY_FORMAT, this.maxLatency));
+
+ }
+ }
+
+
+ void writeHeader(PrintWriter writer) {
+ header.add(TIME);
+ if (collectTopologyStats) {
+ header.add(WORKERS);
+ header.add(TASKS);
+ header.add(EXECUTORS);
+ }
+
+ if (collectThroughput) {
+ header.add(TRANSFERRED);
+ header.add(XSFER_RATE);
+ }
+
+ if (collectSpoutThroughput) {
+ header.add(SPOUT_EXECUTORS);
+ header.add(SPOUT_TRANSFERRED);
+ header.add(SPOUT_ACKED);
+ header.add(SPOUT_THROUGHPUT);
+ }
+
+ if (collectSpoutLatency) {
+ header.add(SPOUT_AVG_COMPLETE_LATENCY);
+ header.add(SPOUT_MAX_COMPLETE_LATENCY);
+ }
+
+ writer.println("\n------------------------------------------------------------------------------------------------------------------");
+ String str = Utils.join(header, ",");
+ writer.println(str);
+ writer.println("------------------------------------------------------------------------------------------------------------------");
+ writer.flush();
+ }
+
+ void writeLine(PrintWriter writer) {
+ List<String> line = new LinkedList<String>();
+ for (String h : header) {
+ line.add(metrics.get(h));
+ }
+ String str = Utils.join(line, ",");
+ writer.println(str);
+ writer.flush();
+ }
+
+
+ boolean collectTopologyStats(Set<MetricsItem> items) {
+ return items.contains(MetricsItem.ALL) ||
+ items.contains(MetricsItem.TOPOLOGY_STATS);
+ }
+
+ boolean collectExecutorStats(Set<MetricsItem> items) {
+ return items.contains(MetricsItem.ALL) ||
+ items.contains(MetricsItem.XSFER_RATE) ||
+ items.contains(MetricsItem.SPOUT_LATENCY);
+ }
+
+ boolean collectThroughput(Set<MetricsItem> items) {
+ return items.contains(MetricsItem.ALL) ||
+ items.contains(MetricsItem.XSFER_RATE);
+ }
+
+ boolean collectSpoutThroughput(Set<MetricsItem> items) {
+ return items.contains(MetricsItem.ALL) ||
+ items.contains(MetricsItem.SPOUT_THROUGHPUT);
+ }
+
+ boolean collectSpoutLatency(Set<MetricsItem> items) {
+ return items.contains(MetricsItem.ALL) ||
+ items.contains(MetricsItem.SPOUT_LATENCY);
+ }
+
+
+
+ public static class MetricsCollectorConfig {
+ private static final Logger LOG = Logger.getLogger(MetricsCollectorConfig.class);
+
+ // storm configuration
+ public final Map stormConfig;
+ // storm topology name
+ public final String name;
+ // benchmark label
+ public final String label;
+
+ public MetricsCollectorConfig(String topoName, Map stormConfig) {
+ this.stormConfig = stormConfig;
+ String labelStr = (String) stormConfig.get("benchmark.label");
+ this.name = topoName;
+ if (labelStr == null) {
+ LOG.warn("'benchmark.label' not found in config. Defaulting to topology name");
+ labelStr = this.name;
+ }
+ this.label = labelStr;
+ }
+ } // MetricsCollectorConfig
+
+}
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/storm/blob/2a369e40/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/Helper.java
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diff --git a/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/Helper.java b/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/Helper.java
new file mode 100755
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--- /dev/null
+++ b/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/Helper.java
@@ -0,0 +1,131 @@
+/*
+ * 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.storm.perf.utils;
+
+import org.apache.storm.Config;
+import org.apache.storm.LocalCluster;
+import org.apache.storm.StormSubmitter;
+import org.apache.storm.generated.KillOptions;
+import org.apache.storm.generated.Nimbus;
+import org.apache.storm.generated.StormTopology;
+import org.apache.storm.utils.NimbusClient;
+import org.apache.storm.utils.Utils;
+
+import java.util.Map;
+
+
+public class Helper {
+
+ public static void kill(Nimbus.Client client, String topoName) throws Exception {
+ KillOptions opts = new KillOptions();
+ opts.set_wait_secs(0);
+ client.killTopologyWithOpts(topoName, opts);
+ }
+
+ public static void killAndShutdownCluster(LocalCluster cluster, String topoName) throws Exception {
+ KillOptions opts = new KillOptions();
+ opts.set_wait_secs(0);
+ cluster.killTopologyWithOpts(topoName, opts);
+ cluster.shutdown();
+ }
+
+
+ public static LocalCluster runOnLocalCluster(String topoName, StormTopology topology) throws Exception {
+ LocalCluster cluster = new LocalCluster();
+ cluster.submitTopology(topoName, new Config(), topology);
+ return cluster;
+ }
+
+ public static int getInt(Map map, Object key, int def) {
+ return Utils.getInt(Utils.get(map, key, def));
+ }
+
+ public static String getStr(Map map, Object key) {
+ return (String) map.get(key);
+ }
+
+ public static void collectMetricsAndKill(String topologyName, Integer pollInterval, Integer duration) throws Exception {
+ Map clusterConf = Utils.readStormConfig();
+ Nimbus.Client client = NimbusClient.getConfiguredClient(clusterConf).getClient();
+ BasicMetricsCollector metricsCollector = new BasicMetricsCollector(client, topologyName, clusterConf);
+
+ int times = duration / pollInterval;
+ metricsCollector.collect(client);
+ for (int i = 0; i < times; i++) {
+ Thread.sleep(pollInterval * 1000);
+ metricsCollector.collect(client);
+ }
+ metricsCollector.close();
+ kill(client, topologyName);
+ }
+
+ public static void collectLocalMetricsAndKill(LocalCluster localCluster, String topologyName, Integer pollInterval, Integer duration, Map clusterConf) throws Exception {
+ BasicMetricsCollector metricsCollector = new BasicMetricsCollector(localCluster, topologyName, clusterConf);
+
+ int times = duration / pollInterval;
+ metricsCollector.collect(localCluster);
+ for (int i = 0; i < times; i++) {
+ Thread.sleep(pollInterval * 1000);
+ metricsCollector.collect(localCluster);
+ }
+ metricsCollector.close();
+ killAndShutdownCluster(localCluster, topologyName);
+ }
+
+ /** Kill topo and Shutdown local cluster on Ctrl-C */
+ public static void setupShutdownHook(final LocalCluster cluster, final String topoName) {
+ Runtime.getRuntime().addShutdownHook(new Thread() {
+ public void run() {
+ try {
+ cluster.killTopology(topoName);
+ System.out.println("Killed Topology");
+ } catch (Exception e) {
+ System.err.println("Encountered error in killing topology: " + e);
+ }
+ cluster.shutdown();
+ }
+ });
+ }
+
+ /** Kill topo on Ctrl-C */
+ public static void setupShutdownHook(final String topoName) {
+ Map clusterConf = Utils.readStormConfig();
+ final Nimbus.Client client = NimbusClient.getConfiguredClient(clusterConf).getClient();
+ Runtime.getRuntime().addShutdownHook(new Thread() {
+ public void run() {
+ try {
+ Helper.kill(client, topoName);
+ System.out.println("Killed Topology");
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+ });
+ }
+
+ public static void runOnClusterAndPrintMetrics(Integer durationSec, String topoName, Map topoConf, StormTopology topology) throws Exception {
+ // submit topology
+ StormSubmitter.submitTopologyWithProgressBar(topoName, topoConf, topology);
+ setupShutdownHook(topoName); // handle Ctrl-C
+
+ // poll metrics every minute, then kill topology after specified duration
+ Integer pollIntervalSec = 60;
+ collectMetricsAndKill(topoName, pollIntervalSec, durationSec);
+ }
+}
http://git-wip-us.apache.org/repos/asf/storm/blob/2a369e40/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/IdentityBolt.java
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diff --git a/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/IdentityBolt.java b/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/IdentityBolt.java
new file mode 100755
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--- /dev/null
+++ b/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/IdentityBolt.java
@@ -0,0 +1,51 @@
+/*
+ * 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.storm.perf.utils;
+
+
+import org.apache.storm.task.OutputCollector;
+import org.apache.storm.task.TopologyContext;
+import org.apache.storm.topology.OutputFieldsDeclarer;
+import org.apache.storm.topology.base.BaseRichBolt;
+import org.apache.storm.tuple.Tuple;
+import org.apache.storm.tuple.Values;
+
+import java.util.Map;
+
+
+public class IdentityBolt extends BaseRichBolt {
+ private OutputCollector collector;
+
+ @Override
+ public void prepare(Map stormConf, TopologyContext context, OutputCollector collector) {
+ this.collector = collector;
+ }
+
+ @Override
+ public void execute(Tuple tuple) {
+ collector.emit(tuple, tuple.getValues() );
+ collector.ack(tuple);
+ }
+
+ @Override
+ public void declareOutputFields(OutputFieldsDeclarer declarer) {
+
+ }
+}
+
http://git-wip-us.apache.org/repos/asf/storm/blob/2a369e40/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/MetricsSample.java
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diff --git a/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/MetricsSample.java b/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/MetricsSample.java
new file mode 100755
index 0000000..a934120
--- /dev/null
+++ b/examples/storm-perf/src/main/java/org/apache/storm/perf/utils/MetricsSample.java
@@ -0,0 +1,248 @@
+/*
+ * 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.storm.perf.utils;
+
+import org.apache.storm.LocalCluster;
+import org.apache.storm.generated.ClusterSummary;
+import org.apache.storm.generated.ExecutorSpecificStats;
+import org.apache.storm.generated.ExecutorStats;
+import org.apache.storm.generated.ExecutorSummary;
+import org.apache.storm.generated.Nimbus;
+import org.apache.storm.generated.SpoutStats;
+import org.apache.storm.generated.TopologyInfo;
+import org.apache.storm.generated.TopologySummary;
+import org.apache.storm.utils.Utils;
+
+import java.util.List;
+import java.util.Map;
+
+public class MetricsSample {
+
+ private long sampleTime = -1;
+ private long totalTransferred = 0l;
+ private long totalEmitted = 0l;
+ private long totalAcked = 0l;
+ private long totalFailed = 0l;
+
+ private double totalLatency;
+
+ private long spoutEmitted = 0l;
+ private long spoutTransferred = 0l;
+ private int spoutExecutors = 0;
+
+ private int numSupervisors = 0;
+ private int numWorkers = 0;
+ private int numTasks = 0;
+ private int numExecutors = 0;
+
+ private int totalSlots = 0;
+ private int usedSlots = 0;
+
+ public static MetricsSample factory(Nimbus.Client client, String topologyName) throws Exception {
+ // "************ Sampling Metrics *****************
+
+ ClusterSummary clusterSummary = client.getClusterInfo();
+ // get topology info
+ TopologySummary topSummary = getTopologySummary(clusterSummary, topologyName);
+ int topologyExecutors = topSummary.get_num_executors();
+ int topologyWorkers = topSummary.get_num_workers();
+ int topologyTasks = topSummary.get_num_tasks();
+ TopologyInfo topInfo = client.getTopologyInfo(topSummary.get_id());
+
+ MetricsSample sample = getMetricsSample( topInfo);
+ sample.numWorkers = topologyWorkers;
+ sample.numExecutors = topologyExecutors;
+ sample.numTasks = topologyTasks;
+ return sample;
+ }
+
+ public static MetricsSample factory(LocalCluster localCluster, String topologyName) throws Exception {
+ TopologyInfo topologyInfo = localCluster.getTopologyInfo(topologyName);;
+ return getMetricsSample(topologyInfo);
+ }
+
+
+ private static MetricsSample getMetricsSample(TopologyInfo topInfo) {
+ List<ExecutorSummary> executorSummaries = topInfo.get_executors();
+
+ // totals
+ long totalTransferred = 0l;
+ long totalEmitted = 0l;
+ long totalAcked = 0l;
+ long totalFailed = 0l;
+
+ // number of spout executors
+ int spoutExecCount = 0;
+ double spoutLatencySum = 0.0;
+
+ long spoutEmitted = 0l;
+ long spoutTransferred = 0l;
+
+ // Executor summaries
+ for(ExecutorSummary executorSummary : executorSummaries){
+ ExecutorStats execuatorStats = executorSummary.get_stats();
+ if(execuatorStats == null){
+ continue;
+ }
+
+ ExecutorSpecificStats executorSpecificStats = execuatorStats.get_specific();
+ if(executorSpecificStats == null){
+ // bail out
+ continue;
+ }
+
+ // transferred totals
+ Map<String,Map<String,Long>> transferred = execuatorStats.get_transferred();
+ Map<String, Long> txMap = transferred.get(":all-time");
+ if(txMap == null){
+ continue;
+ }
+ for(String key : txMap.keySet()){
+ // todo, ignore the master batch coordinator ?
+ if(!Utils.isSystemId(key)){
+ Long count = txMap.get(key);
+ totalTransferred += count;
+ if(executorSpecificStats.is_set_spout()){
+ spoutTransferred += count;
+ }
+ }
+ }
+
+ // we found a spout
+ if(executorSpecificStats.isSet(2)) { // spout
+
+ SpoutStats spoutStats = executorSpecificStats.get_spout();
+ Map<String, Long> acked = spoutStats.get_acked().get(":all-time");
+ if(acked != null){
+ for(String key : acked.keySet()) {
+ totalAcked += acked.get(key);
+ }
+ }
+
+ Map<String, Long> failed = spoutStats.get_failed().get(":all-time");
+ if(failed != null){
+ for(String key : failed.keySet()) {
+ totalFailed += failed.get(key);
+ }
+ }
+
+ Double total = 0d;
+ Map<String, Double> vals = spoutStats.get_complete_ms_avg().get(":all-time");
+ for(String key : vals.keySet()){
+ total += vals.get(key);
+ }
+ Double latency = total / vals.size();
+
+ spoutExecCount++;
+ spoutLatencySum += latency;
+ }
+
+
+ } // end executor summary
+
+ MetricsSample ret = new MetricsSample();
+ ret.totalEmitted = totalEmitted;
+ ret.totalTransferred = totalTransferred;
+ ret.totalAcked = totalAcked;
+ ret.totalFailed = totalFailed;
+ ret.totalLatency = spoutLatencySum/spoutExecCount;
+ ret.spoutEmitted = spoutEmitted;
+ ret.spoutTransferred = spoutTransferred;
+ ret.sampleTime = System.currentTimeMillis();
+// ret.numSupervisors = clusterSummary.get_supervisors_size();
+ ret.numWorkers = 0;
+ ret.numExecutors = 0;
+ ret.numTasks = 0;
+ ret.spoutExecutors = spoutExecCount;
+ return ret;
+ }
+
+ public static TopologySummary getTopologySummary(ClusterSummary cs, String name) {
+ for (TopologySummary ts : cs.get_topologies()) {
+ if (name.equals(ts.get_name())) {
+ return ts;
+ }
+ }
+ return null;
+ }
+
+
+
+ // getters
+ public long getSampleTime() {
+ return sampleTime;
+ }
+
+ public long getTotalTransferred() {
+ return totalTransferred;
+ }
+
+ public long getTotalEmitted() {
+ return totalEmitted;
+ }
+
+ public long getTotalAcked() {
+ return totalAcked;
+ }
+
+ public long getTotalFailed() {
+ return totalFailed;
+ }
+
+ public double getTotalLatency() {
+ return totalLatency;
+ }
+
+ public long getSpoutEmitted() {
+ return spoutEmitted;
+ }
+
+ public long getSpoutTransferred() {
+ return spoutTransferred;
+ }
+
+ public int getNumSupervisors() {
+ return numSupervisors;
+ }
+
+ public int getNumWorkers() {
+ return numWorkers;
+ }
+
+ public int getNumTasks() {
+ return numTasks;
+ }
+
+ public int getTotalSlots() {
+ return totalSlots;
+ }
+
+ public int getSpoutExecutors(){
+ return this.spoutExecutors;
+ }
+
+ public int getNumExecutors() {
+ return this.numExecutors;
+ }
+
+ public int getUsedSlots() {
+ return this.usedSlots;
+ }
+
+}
\ No newline at end of file