@InterfaceAudience.Private @InterfaceStability.Unstable public class NodeManagerHardwareUtils extends Object
Constructor and Description |
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NodeManagerHardwareUtils() |
Modifier and Type | Method and Description |
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static long |
getContainerMemoryMB(org.apache.hadoop.conf.Configuration conf)
Function to return how much memory we should set aside for YARN containers.
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static long |
getContainerMemoryMB(org.apache.hadoop.yarn.util.ResourceCalculatorPlugin plugin,
org.apache.hadoop.conf.Configuration conf)
Function to return how much memory we should set aside for YARN containers.
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static float |
getContainersCPUs(org.apache.hadoop.conf.Configuration conf)
Returns the fraction of CPUs that should be used for YARN containers.
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static float |
getContainersCPUs(org.apache.hadoop.yarn.util.ResourceCalculatorPlugin plugin,
org.apache.hadoop.conf.Configuration conf)
Returns the fraction of CPUs that should be used for YARN containers.
|
static int |
getNodeCpuPercentage(org.apache.hadoop.conf.Configuration conf)
Gets the percentage of physical CPU that is configured for YARN containers.
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static int |
getNodeCPUs(org.apache.hadoop.conf.Configuration conf)
Returns the number of CPUs on the node.
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static int |
getNodeCPUs(org.apache.hadoop.yarn.util.ResourceCalculatorPlugin plugin,
org.apache.hadoop.conf.Configuration conf)
Returns the number of CPUs on the node.
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static org.apache.hadoop.yarn.api.records.Resource |
getNodeResources(org.apache.hadoop.conf.Configuration configuration)
Get the resources for the node.
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static int |
getVCores(org.apache.hadoop.conf.Configuration conf)
Function to return the number of vcores on the system that can be used for
YARN containers.
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static int |
getVCores(org.apache.hadoop.yarn.util.ResourceCalculatorPlugin plugin,
org.apache.hadoop.conf.Configuration conf)
Function to return the number of vcores on the system that can be used for
YARN containers.
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public static int getNodeCPUs(org.apache.hadoop.conf.Configuration conf)
conf
- - Configuration objectpublic static int getNodeCPUs(org.apache.hadoop.yarn.util.ResourceCalculatorPlugin plugin, org.apache.hadoop.conf.Configuration conf)
plugin
- - ResourceCalculatorPlugin object to determine hardware specsconf
- - Configuration objectpublic static float getContainersCPUs(org.apache.hadoop.conf.Configuration conf)
conf
- - Configuration objectpublic static float getContainersCPUs(org.apache.hadoop.yarn.util.ResourceCalculatorPlugin plugin, org.apache.hadoop.conf.Configuration conf)
plugin
- - ResourceCalculatorPlugin object to determine hardware specsconf
- - Configuration objectpublic static int getNodeCpuPercentage(org.apache.hadoop.conf.Configuration conf)
YarnConfiguration.NM_RESOURCE_PERCENTAGE_PHYSICAL_CPU_LIMIT
conf
- Configuration objectpublic static int getVCores(org.apache.hadoop.conf.Configuration conf)
conf
- - the configuration for the NodeManagerpublic static int getVCores(org.apache.hadoop.yarn.util.ResourceCalculatorPlugin plugin, org.apache.hadoop.conf.Configuration conf)
plugin
- - ResourceCalculatorPlugin object to determine hardware specsconf
- - the configuration for the NodeManagerpublic static long getContainerMemoryMB(org.apache.hadoop.conf.Configuration conf)
conf
- - the configuration for the NodeManagerpublic static long getContainerMemoryMB(org.apache.hadoop.yarn.util.ResourceCalculatorPlugin plugin, org.apache.hadoop.conf.Configuration conf)
plugin
- - ResourceCalculatorPlugin object to determine hardware specsconf
- - the configuration for the NodeManagerpublic static org.apache.hadoop.yarn.api.records.Resource getNodeResources(org.apache.hadoop.conf.Configuration configuration)
configuration
- configuration fileCopyright © 2008–2023 Apache Software Foundation. All rights reserved.