/**
* Licensed to Cloudera, Inc. under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Cloudera, Inc. 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 com.cloudera.flume;
import java.io.File;
import java.io.IOException;
import java.util.Collection;
import org.junit.Test;
import com.cloudera.flume.core.EventSink;
import com.cloudera.flume.core.EventUtil;
import com.cloudera.flume.handlers.debug.MemorySinkSource;
import com.cloudera.flume.handlers.debug.NullSink;
import com.cloudera.flume.handlers.debug.TextFileSource;
import com.cloudera.flume.reporter.MultiReporter;
import com.cloudera.flume.reporter.aggregator.CounterSink;
import com.cloudera.flume.reporter.builder.SimpleRegexReporterBuilder;
import com.cloudera.flume.reporter.histogram.RegexGroupHistogramSink;
import com.cloudera.util.Benchmark;
/**
* This set of performance tests isolate the system from I/O so so we can
* measure the overhead of the actual reporting machinery.
*/
public class PerfReportSinks implements ExamplePerfData {
@Test
public void testNullSink() throws IOException {
Benchmark b = new Benchmark("nullsink");
b.mark("begin");
TextFileSource txt = new TextFileSource(HADOOP_DATA[0]);
txt.open();
MemorySinkSource mem = new MemorySinkSource();
mem.open();
EventUtil.dumpAll(txt, mem);
b.mark("disk_loaded");
EventSink nullsnk = new NullSink();
EventUtil.dumpAll(mem, nullsnk);
b.mark("nullsink done");
b.done();
}
@Test
public void testCountSink() throws IOException {
Benchmark b = new Benchmark("nullsink");
b.mark("begin");
TextFileSource txt = new TextFileSource(HADOOP_DATA[0]);
txt.open();
MemorySinkSource mem = new MemorySinkSource();
mem.open();
EventUtil.dumpAll(txt, mem);
b.mark("disk_loaded");
CounterSink snk = new CounterSink("counter");
EventUtil.dumpAll(mem, snk);
b.mark(snk.getName() + " done", snk.getCount());
b.done();
}
@Test
public void testHadoopRegexes() throws IOException {
Benchmark b = new Benchmark("hadoop_regexes");
b.mark("begin");
TextFileSource txt = new TextFileSource(HADOOP_DATA[0]);
txt.open();
MemorySinkSource mem = new MemorySinkSource();
mem.open();
EventUtil.dumpAll(txt, mem);
b.mark("disk_loaded");
SimpleRegexReporterBuilder bld = new SimpleRegexReporterBuilder(
HADOOP_REGEXES);
Collection<RegexGroupHistogramSink> sinks = bld.load();
MultiReporter snk = new MultiReporter("hadoop_regex_sinks", sinks);
snk.open();
b.mark("filters_loaded", new File(HADOOP_REGEXES).getName(), sinks.size());
EventUtil.dumpAll(mem, snk);
b.mark(snk.getName() + " done");
b.done();
}
@Test
public void testHadoopRegexes11() throws IOException {
Benchmark b = new Benchmark("hadoop_regexes");
b.mark("begin");
TextFileSource txt = new TextFileSource(HADOOP_DATA[0]);
txt.open();
MemorySinkSource mem = new MemorySinkSource();
mem.open();
EventUtil.dumpAll(txt, mem);
b.mark("disk_loaded");
SimpleRegexReporterBuilder bld = new SimpleRegexReporterBuilder(
HADOOP_REGEXES_11);
Collection<RegexGroupHistogramSink> sinks = bld.load();
MultiReporter snk = new MultiReporter("hadoop_regex_sinks", sinks);
snk.open();
b.mark("filters_loaded", new File(HADOOP_REGEXES_11).getName(), sinks
.size());
EventUtil.dumpAll(mem, snk);
b.mark(snk.getName() + " done");
b.done();
}
}