com.newrelic.agent.utilization

Class DataFetcher

java.lang.Object

com.newrelic.agent.utilization.DataFetcher

public class DataFetcher
extends java.lang.Object

Utilities for fetching utilization data.

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.util.regex.Pattern	LINUX_MEMORY_PATTERN
protected static java.util.regex.Pattern	LINUX_PROCESSOR_PATTERN

Constructor Summary

Constructors

Constructor and Description
DataFetcher()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	getBootId()
static int	getLogicalProcessorCount()
static java.util.concurrent.Callable<java.lang.Long>	getTotalRamInMibCallable()
protected static long	parseLongRam(java.lang.String number)

Methods inherited from class java.lang.Object

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

Field Detail

LINUX_MEMORY_PATTERN

protected static final java.util.regex.Pattern LINUX_MEMORY_PATTERN

LINUX_PROCESSOR_PATTERN

protected static final java.util.regex.Pattern LINUX_PROCESSOR_PATTERN

Constructor Detail

DataFetcher

public DataFetcher()

Method Detail

getTotalRamInMibCallable

public static java.util.concurrent.Callable<java.lang.Long> getTotalRamInMibCallable()

Returns:

total physical memory in mebibytes, 0 if could not get total physical memory from OS.

getLogicalProcessorCount

public static int getLogicalProcessorCount()

Returns:

total logical processors on the OS. Falls back to JVM if the count cannot be obtained from the OS.

getBootId

public static java.lang.String getBootId()

Returns:

boot id, up to a limit of 128 characters on Linux, null for a non-Linux OS

parseLongRam

protected static long parseLongRam(java.lang.String number)