public class CGroupsResourceCalculator
extends org.apache.hadoop.yarn.util.ResourceCalculatorProcessTree
| Modifier and Type | Field and Description |
|---|---|
protected static org.slf4j.Logger |
LOG |
| Constructor and Description |
|---|
CGroupsResourceCalculator()
Create resource calculator for all Yarn containers.
|
CGroupsResourceCalculator(String pid)
Create resource calculator for the container that has the specified pid.
|
| Modifier and Type | Method and Description |
|---|---|
boolean |
checkPidPgrpidForMatch() |
float |
getCpuUsagePercent() |
long |
getCumulativeCpuTime() |
String |
getProcessTreeDump() |
long |
getRssMemorySize(int olderThanAge) |
long |
getVirtualMemorySize(int olderThanAge) |
void |
initialize() |
static boolean |
isAvailable()
Checks if the CGroupsResourceCalculator is available on this system.
|
void |
updateProcessTree() |
public CGroupsResourceCalculator()
throws org.apache.hadoop.yarn.exceptions.YarnException
org.apache.hadoop.yarn.exceptions.YarnExceptionpublic CGroupsResourceCalculator(String pid)
pid - A pid from the cgroup or null for all containerspublic void initialize()
throws org.apache.hadoop.yarn.exceptions.YarnException
initialize in class org.apache.hadoop.yarn.util.ResourceCalculatorProcessTreeorg.apache.hadoop.yarn.exceptions.YarnExceptionpublic float getCpuUsagePercent()
getCpuUsagePercent in class org.apache.hadoop.yarn.util.ResourceCalculatorProcessTreepublic long getCumulativeCpuTime()
getCumulativeCpuTime in class org.apache.hadoop.yarn.util.ResourceCalculatorProcessTreepublic long getRssMemorySize(int olderThanAge)
getRssMemorySize in class org.apache.hadoop.yarn.util.ResourceCalculatorProcessTreepublic long getVirtualMemorySize(int olderThanAge)
getVirtualMemorySize in class org.apache.hadoop.yarn.util.ResourceCalculatorProcessTreepublic void updateProcessTree()
updateProcessTree in class org.apache.hadoop.yarn.util.ResourceCalculatorProcessTreepublic String getProcessTreeDump()
getProcessTreeDump in class org.apache.hadoop.yarn.util.ResourceCalculatorProcessTreepublic boolean checkPidPgrpidForMatch()
checkPidPgrpidForMatch in class org.apache.hadoop.yarn.util.ResourceCalculatorProcessTreepublic static boolean isAvailable()
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