Package org.apache.druid.java.util.metrics

Class CgroupUtil

java.lang.Object

org.apache.druid.java.util.metrics.CgroupUtil

public class CgroupUtil
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static String	COMMA_MATCH
static String	CPU_SYS_USAGE_METRIC
static String	CPU_TOTAL_USAGE_METRIC
static String	CPU_USER_USAGE_METRIC
static String	DISK_READ_BYTES_METRIC
static String	DISK_READ_COUNT_METRIC
static String	DISK_WRITE_BYTES_METRIC
static String	DISK_WRITE_COUNT_METRIC
static String	SPACE_MATCH
static String	SYSTEM
static String	TOTAL
static String	USER

Constructor Summary

Constructors

Constructor	Description
CgroupUtil()

Method Summary

Modifier and Type	Method	Description
static long	readLongValue(CgroupDiscoverer discoverer, String cgroup, String fileName, long defaultValue)

Methods inherited from class java.lang.Object

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

Field Detail

SPACE_MATCH

public static final String SPACE_MATCH

COMMA_MATCH

public static final String COMMA_MATCH

TOTAL

public static final String TOTAL

See Also:

Constant Field Values

USER

public static final String USER

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Constant Field Values

SYSTEM

public static final String SYSTEM

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Constant Field Values

CPU_TOTAL_USAGE_METRIC

public static final String CPU_TOTAL_USAGE_METRIC

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Constant Field Values

CPU_USER_USAGE_METRIC

public static final String CPU_USER_USAGE_METRIC

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Constant Field Values

CPU_SYS_USAGE_METRIC

public static final String CPU_SYS_USAGE_METRIC

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Constant Field Values

DISK_READ_BYTES_METRIC

public static final String DISK_READ_BYTES_METRIC

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Constant Field Values

DISK_READ_COUNT_METRIC

public static final String DISK_READ_COUNT_METRIC

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Constant Field Values

DISK_WRITE_BYTES_METRIC

public static final String DISK_WRITE_BYTES_METRIC

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Constant Field Values

DISK_WRITE_COUNT_METRIC

public static final String DISK_WRITE_COUNT_METRIC

See Also:

Constant Field Values

Constructor Detail

CgroupUtil

public CgroupUtil()

Method Detail

readLongValue

public static long readLongValue(CgroupDiscoverer discoverer,
                                 String cgroup,
                                 String fileName,
                                 long defaultValue)