YARN-9358. Add javadoc to new methods introduced in FSQueueMetrics with YARN-9322

(Contributed by Zoltan Siegl via Daniel Templeton)

Change-Id: I92d52c0ca630e71afb26b2b7587cbdbe79254a05
This commit is contained in:
Zoltan Siegl 2019-03-22 11:23:50 +01:00 committed by Daniel Templeton
parent faba3591d3
commit ce5eb9cb2e
1 changed files with 67 additions and 2 deletions

View File

@ -52,6 +52,15 @@ public class FSQueueMetrics extends QueueMetrics {
private final FSQueueMetricsForCustomResources customResources;
private String schedulingPolicy;
/**
* Constructor for {@link FairScheduler} queue metrics data object.
*
* @param ms the MetricSystem to register with
* @param queueName the queue name
* @param parent the parent {@link Queue}
* @param enableUserMetrics store metrics on user level
* @param conf the {@link Configuration} object to build buckets upon
*/
FSQueueMetrics(MetricsSystem ms, String queueName, Queue parent,
boolean enableUserMetrics, Configuration conf) {
super(ms, queueName, parent, enableUserMetrics, conf);
@ -72,6 +81,11 @@ long getFairShareVirtualCores() {
return fairShareVCores.value();
}
/**
* Get instantaneous fair share of the queue.
*
* @return the returned {@link Resource} also contains custom resource types
*/
public Resource getFairShare() {
if (customResources != null) {
return Resource.newInstance(fairShareMB.value(),
@ -82,6 +96,12 @@ public Resource getFairShare() {
(int) fairShareVCores.value());
}
/**
* Set instantaneous fair share of the queue.
*
* @param resource the passed {@link Resource} object may also contain custom
* resource types
*/
public void setFairShare(Resource resource) {
fairShareMB.set(resource.getMemorySize());
fairShareVCores.set(resource.getVirtualCores());
@ -98,6 +118,11 @@ public long getSteadyFairShareVCores() {
return steadyFairShareVCores.value();
}
/**
* Get steady fair share for queue.
*
* @return the returned {@link Resource} also contains custom resource types
*/
public Resource getSteadyFairShare() {
if (customResources != null) {
return Resource.newInstance(steadyFairShareMB.value(),
@ -108,6 +133,12 @@ public Resource getSteadyFairShare() {
(int) steadyFairShareVCores.value());
}
/**
* Set steady fair share for queue.
*
* @param resource the passed {@link Resource} object may also contain custom
* resource types
*/
public void setSteadyFairShare(Resource resource) {
steadyFairShareMB.set(resource.getMemorySize());
steadyFairShareVCores.set(resource.getVirtualCores());
@ -124,6 +155,11 @@ public long getMinShareVirtualCores() {
return minShareVCores.value();
}
/**
* Get minimum required resource share for queue.
*
* @return the returned {@link Resource} also contains custom resource types
*/
public Resource getMinShare() {
if (customResources != null) {
return Resource.newInstance(minShareMB.value(),
@ -134,6 +170,12 @@ public Resource getMinShare() {
(int) minShareVCores.value());
}
/**
* Set minimum required resource share for queue.
*
* @param resource the passed {@link Resource} object may also contain custom
* resource types
*/
public void setMinShare(Resource resource) {
minShareMB.set(resource.getMemorySize());
minShareVCores.set(resource.getVirtualCores());
@ -150,6 +192,11 @@ public long getMaxShareVirtualCores() {
return maxShareVCores.value();
}
/**
* Get maximum allowed resource share for queue.
*
* @return the returned {@link Resource} also contains custom resource types
*/
public Resource getMaxShare() {
if (customResources != null) {
return Resource.newInstance(maxShareMB.value(),
@ -160,6 +207,12 @@ public Resource getMaxShare() {
(int) maxShareVCores.value());
}
/**
* Set maximum allowed resource share for queue.
*
* @param resource the passed {@link Resource} object may also contain custom
* resource types
*/
public void setMaxShare(Resource resource) {
maxShareMB.set(resource.getMemorySize());
maxShareVCores.set(resource.getVirtualCores());
@ -194,6 +247,11 @@ public int getMaxAMShareVCores() {
return maxAMShareVCores.value();
}
/**
* Get maximum resource AM can use.
*
* @return the returned {@link Resource} also contains custom resource types
*/
public Resource getMaxAMShare() {
if (customResources != null) {
return Resource.newInstance(maxAMShareMB.value(),
@ -207,7 +265,8 @@ public Resource getMaxAMShare() {
/**
* Set the maximum resource AM can use.
*
* @param resource the maximum resource AM can use
* @param resource the passed {@link Resource} object may also contain custom
* resource types
*/
public void setMaxAMShare(Resource resource) {
maxAMShareMB.set(resource.getMemorySize());
@ -235,6 +294,11 @@ public int getAMResourceUsageVCores() {
return amResourceUsageVCores.value();
}
/**
* Get resource usage of the AM.
*
* @return the returned {@link Resource} also contains custom resource types
*/
public Resource getAMResourceUsage() {
if (customResources != null) {
return Resource.newInstance(amResourceUsageMB.value(),
@ -248,7 +312,8 @@ public Resource getAMResourceUsage() {
/**
* Set the AM resource usage.
*
* @param resource the AM resource usage
* @param resource the passed {@link Resource} object may also contain custom
* resource types
*/
public void setAMResourceUsage(Resource resource) {
amResourceUsageMB.set(resource.getMemorySize());