YARN-3610. FairScheduler: Add steady-fair-shares to the REST API documentation. (Ray Chiang via Haibo Chen)
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Haibo Chen
parent
ca612e353f
commit
50408cfc69
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@ -1130,7 +1130,7 @@ Response Body:
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| type | string | Scheduler type - fairScheduler |
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| rootQueue | The root queue object | A collection of root queue resources |
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### Elements of the root queue object
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### Elements of all queue objects
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| Item | Data Type | Description |
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|:---- |:---- |:---- |
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@ -1142,17 +1142,23 @@ Response Body:
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| clusterResources | A single resource object | The capacity of the cluster |
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| queueName | string | The name of the queue |
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| schedulingPolicy | string | The name of the scheduling policy used by the queue |
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| childQueues | array of queues(JSON)/queue objects(XML) | A collection of sub-queue information. Omitted if the queue has no childQueues. |
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| childQueues | array of queues(JSON)/queue objects(XML) | A collection of sub-queue information. Omitted if the queue has no childQueues or is a leaf queue. |
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| allocatedContainers | int | The number of allocated containers |
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| demandResources | A single resource object | The resources that have been requested by containers in this queue which have not been fulfilled by the scheduler |
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| pendingContainers | int | The number of pending containers |
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| preemptable | boolean | true if containers in this queue can be preempted |
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| reservedContainers | int | The number of reserved containers |
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| steadyFairResources | A single resource object | The steady fair share for the queue |
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### Elements of the queues object for a Leaf queue - contains all the elements in parent except 'childQueues' plus the following
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### Additional elements of leaf queue objects (with the exception of the 'childQueues' property)
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| Item | Data Type | Description |
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|:---- |:---- |:---- |
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| type | string | type of the queue - fairSchedulerLeafQueueInfo |
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| type | string | The type of the queue - fairSchedulerLeafQueueInfo |
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| numActiveApps | int | The number of active applications in this queue |
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| numPendingApps | int | The number of pending applications in this queue |
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### Elements of the resource object for resourcesUsed in queues
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### Elements of the (cluster/demand/fair/max/min/used/*)Resources object in queues
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| Item | Data Type | Description |
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|:---- |:---- |:---- |
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@ -1181,13 +1187,19 @@ Response Body:
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"scheduler": {
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"schedulerInfo": {
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"rootQueue": {
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"allocatedContainers": 0,
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"childQueues": {
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"queue": [
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{
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"allocatedContainers": 0,
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"clusterResources": {
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"memory": 8192,
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"vCores": 8
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},
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"demandResources": {
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"memory": 0,
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"vCores": 0
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},
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"fairResources": {
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"memory": 0,
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"vCores": 0
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@ -1203,8 +1215,15 @@ Response Body:
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},
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"numActiveApps": 0,
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"numPendingApps": 0,
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"pendingContainers": 0,
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"preemptable": true,
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"queueName": "root.default",
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"reservedContainers": 0,
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"schedulingPolicy": "fair",
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"steadyFairResources": {
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"memory": 4096,
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"vCores": 0
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},
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"type": "fairSchedulerLeafQueueInfo",
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"usedResources": {
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"memory": 0,
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@ -1212,12 +1231,18 @@ Response Body:
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}
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},
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{
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"allocatedContainers": 0,
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"childQueues": {
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"queue": [
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{
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"allocatedContainers": 0,
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"clusterResources": {
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"memory": 8192,
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"vCores": 8
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"vCores": 8
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},
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"demandResources": {
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"memory": 0,
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"vCores": 0
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},
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"fairResources": {
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"memory": 10000,
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@ -1234,8 +1259,15 @@ Response Body:
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},
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"numActiveApps": 0,
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"numPendingApps": 0,
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"pendingContainers": 0,
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"preemptable": true,
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"queueName": "root.sample_queue.sample_sub_queue",
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"reservedContainers": 0,
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"schedulingPolicy": "fair",
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"steadyFairResources": {
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"memory": 4096,
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"vCores": 0
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},
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"type": "fairSchedulerLeafQueueInfo",
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"usedResources": {
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"memory": 0,
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@ -1248,6 +1280,10 @@ Response Body:
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"memory": 8192,
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"vCores": 8
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},
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"demandResources": {
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"memory": 0,
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"vCores": 0
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},
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"fairResources": {
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"memory": 10000,
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"vCores": 0
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@ -1261,19 +1297,30 @@ Response Body:
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"memory": 10000,
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"vCores": 0
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},
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"pendingContainers": 0,
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"preemptable": true,
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"queueName": "root.sample_queue",
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"reservedContainers": 0,
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"schedulingPolicy": "fair",
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"steadyFairResources": {
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"memory": 4096,
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"vCores": 0
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},
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"usedResources": {
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"memory": 0,
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"vCores": 0
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}
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}
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],
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]
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},
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"clusterResources": {
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"memory": 8192,
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"vCores": 8
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},
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"demandResources": {
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"memory": 0,
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"vCores": 0
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},
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"fairResources": {
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"memory": 8192,
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"vCores": 8
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@ -1287,8 +1334,15 @@ Response Body:
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"memory": 0,
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"vCores": 0
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},
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"pendingContainers": 0,
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"preemptable": true,
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"queueName": "root",
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"reservedContainers": 0,
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"schedulingPolicy": "fair",
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"steadyFairResources": {
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"memory": 8192,
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"vCores": 8
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},
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"usedResources": {
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"memory": 0,
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"vCores": 0
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@ -1334,6 +1388,14 @@ Response Body:
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<memory>0</memory>
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<vCores>0</vCores>
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</usedResources>
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<demandResources>
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<memory>0</memory>
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<vCores>0</vCores>
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</demandResources>
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<steadyFairResources>
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<memory>8192</memory>
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<vCores>8</vCores>
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</steadyFairResources>
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<fairResources>
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<memory>8192</memory>
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<vCores>8</vCores>
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@ -1342,8 +1404,12 @@ Response Body:
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<memory>8192</memory>
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<vCores>8</vCores>
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</clusterResources>
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<pendingContainers>0</pendingContainers>
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<allocatedContainers>0</allocatedContainers>
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<reservedContainers>0</reservedContainers>
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<queueName>root</queueName>
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<schedulingPolicy>fair</schedulingPolicy>
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<preemptable>true</preemptable>
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<childQueues>
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<queue xsi:type="fairSchedulerLeafQueueInfo">
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<maxApps>2147483647</maxApps>
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@ -1359,6 +1425,14 @@ Response Body:
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<memory>0</memory>
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<vCores>0</vCores>
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</usedResources>
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<demandResources>
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<memory>0</memory>
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<vCores>0</vCores>
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</demandResources>
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<steadyFairResources>
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<memory>4096</memory>
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<vCores>0</vCores>
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</steadyFairResources>
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<fairResources>
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<memory>0</memory>
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<vCores>0</vCores>
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@ -1367,15 +1441,19 @@ Response Body:
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<memory>8192</memory>
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<vCores>8</vCores>
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</clusterResources>
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<pendingContainers>0</pendingContainers>
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<allocatedContainers>0</allocatedContainers>
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<reservedContainers>0</reservedContainers>
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<queueName>root.default</queueName>
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<schedulingPolicy>fair</schedulingPolicy>
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<preemptable>true</preemptable>
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<numPendingApps>0</numPendingApps>
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<numActiveApps>0</numActiveApps>
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</queue>
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<queue>
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<maxApps>50</maxApps>
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<minResources>
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<memory>10000</memory>
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<memory>0</memory>
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<vCores>0</vCores>
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</minResources>
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<maxResources>
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@ -1386,6 +1464,14 @@ Response Body:
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<memory>0</memory>
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<vCores>0</vCores>
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</usedResources>
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<demandResources>
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<memory>0</memory>
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<vCores>0</vCores>
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</demandResources>
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<steadyFairResources>
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<memory>4096</memory>
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<vCores>0</vCores>
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</steadyFairResources>
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<fairResources>
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<memory>10000</memory>
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<vCores>0</vCores>
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@ -1394,8 +1480,12 @@ Response Body:
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<memory>8192</memory>
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<vCores>8</vCores>
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</clusterResources>
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<pendingContainers>0</pendingContainers>
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<allocatedContainers>0</allocatedContainers>
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<reservedContainers>0</reservedContainers>
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<queueName>root.sample_queue</queueName>
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<schedulingPolicy>fair</schedulingPolicy>
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<preemptable>true</preemptable>
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<childQueues>
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<queue xsi:type="fairSchedulerLeafQueueInfo">
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<maxApps>2147483647</maxApps>
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@ -1411,6 +1501,14 @@ Response Body:
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<memory>0</memory>
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<vCores>0</vCores>
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</usedResources>
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<demandResources>
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<memory>0</memory>
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<vCores>0</vCores>
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</demandResources>
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<steadyFairResources>
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<memory>4096</memory>
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<vCores>0</vCores>
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</steadyFairResources>
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<fairResources>
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<memory>10000</memory>
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<vCores>0</vCores>
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@ -1419,8 +1517,12 @@ Response Body:
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<memory>8192</memory>
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<vCores>8</vCores>
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</clusterResources>
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<pendingContainers>0</pendingContainers>
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<allocatedContainers>0</allocatedContainers>
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<reservedContainers>0</reservedContainers>
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<queueName>root.sample_queue.sample_sub_queue</queueName>
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<schedulingPolicy>fair</schedulingPolicy>
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<preemptable>true</preemptable>
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<numPendingApps>0</numPendingApps>
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<numActiveApps>0</numActiveApps>
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</queue>
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