Package org.apache.hadoop.hbase.coprocessor

Class TestMetaTableMetrics

java.lang.Object

org.apache.hadoop.hbase.coprocessor.TestMetaTableMetrics

@Tag("org.apache.hadoop.hbase.testclassification.CoprocessorTests") @Tag("org.apache.hadoop.hbase.testclassification.LargeTests")
public class TestMetaTableMetrics
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	TestMetaTableMetrics.GetThread
private class	TestMetaTableMetrics.PutThread

Field Summary

Fields

Modifier and Type	Field	Description
private final byte[]	cf
private static final org.apache.hadoop.hbase.client.ColumnFamilyDescriptor	CFD
private final byte[]	col
private static int	connectorPort
private static final byte[]	FAMILY
private static final org.slf4j.Logger	LOG
private static final List<String>	METRICS_ATTRIBUTE_NAME_POSTFIXES
private static final String	METRICS_ATTRIBUTE_NAME_PREFIX
private static final org.apache.hadoop.hbase.TableName	NAME1
private final int	nthreads
private static final int	NUM_ROWS
private static final byte[]	QUALIFIER
private byte[]	tablename
private static final HBaseTestingUtil	UTIL
private static final String	value

Constructor Summary

Constructors

Constructor	Description
TestMetaTableMetrics()

Method Summary

Modifier and Type	Method	Description
private org.hamcrest.Matcher<Map<String,Double>>	containsPositiveJmxAttributesFor(String regexp)
private void	getData(int nrows)
private void	putData(int nrows)
private Map<String,Double>	readMetaTableJmxMetrics()	Read the attributes from Hadoop->HBase->RegionServer->MetaTableMetrics in JMX
private void	readWriteData(org.apache.hadoop.hbase.TableName tableName)
static void	setupBeforeClass()
private void	startThreadsAndWaitToJoin(Thread[] threads)
static void	tearDown()
void	testConcurrentAccess()
void	testMetaTableMetricsInJmx()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

LOG

private static final org.slf4j.Logger LOG

UTIL

private static final HBaseTestingUtil UTIL

NAME1

private static final org.apache.hadoop.hbase.TableName NAME1

FAMILY

private static final byte[] FAMILY

QUALIFIER

private static final byte[] QUALIFIER

CFD

private static final org.apache.hadoop.hbase.client.ColumnFamilyDescriptor CFD

NUM_ROWS

private static final int NUM_ROWS

See Also:

• Constant Field Values

value

private static final String value

See Also:

• Constant Field Values

METRICS_ATTRIBUTE_NAME_PREFIX

private static final String METRICS_ATTRIBUTE_NAME_PREFIX

See Also:

• Constant Field Values

METRICS_ATTRIBUTE_NAME_POSTFIXES

private static final List<String> METRICS_ATTRIBUTE_NAME_POSTFIXES

connectorPort

private static int connectorPort

cf

private final byte[] cf

col

private final byte[] col

tablename

private byte[] tablename

nthreads

private final int nthreads

See Also:

• Constant Field Values

Constructor Details

TestMetaTableMetrics

public TestMetaTableMetrics()

Method Details

setupBeforeClass

@BeforeAll
public static void setupBeforeClass()
                             throws Exception

Throws:

Exception

tearDown

@AfterAll
public static void tearDown()
                     throws Exception

Throws:

Exception

testMetaTableMetricsInJmx

@Test
public void testMetaTableMetricsInJmx()
                               throws Exception

Throws:

Exception

testConcurrentAccess

@Test
public void testConcurrentAccess()

readWriteData

private void readWriteData(org.apache.hadoop.hbase.TableName tableName)
                    throws IOException

Throws:

IOException

containsPositiveJmxAttributesFor

private org.hamcrest.Matcher<Map<String,Double>> containsPositiveJmxAttributesFor(String regexp)

readMetaTableJmxMetrics

private Map<String,Double> readMetaTableJmxMetrics()
                                            throws IOException

Read the attributes from Hadoop->HBase->RegionServer->MetaTableMetrics in JMX

Throws:

IOException - when fails to retrieve jmx metrics.

putData

private void putData(int nrows)
              throws InterruptedException

Throws:

InterruptedException

getData

private void getData(int nrows)
              throws InterruptedException

Throws:

InterruptedException

startThreadsAndWaitToJoin

private void startThreadsAndWaitToJoin(Thread[] threads)
                                throws InterruptedException

Throws:

InterruptedException