YARN-6135. Node manager REST API documentation is not up to date (Contributed by Miklos Szegedi via Daniel Templeton)
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Daniel Templeton
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@ -64,7 +64,10 @@ Both of the following URI's give you the cluster information.
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| totalPmemAllocatedContainersMB | long | The amount of physical memory allocated for use by containers in MB |
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| totalVmemAllocatedContainersMB | long | The amount of virtual memory allocated for use by containers in MB |
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| totalVCoresAllocatedContainers | long | The number of virtual cores allocated for use by containers |
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| vmemCheckEnabled | boolean | Whether virtual memory checking is enabled for preemption |
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| pmemCheckEnabled | boolean | Whether physical memory checking is enabled for preemption |
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| lastNodeUpdateTime | long | The last timestamp at which the health report was received (in ms since epoch) |
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| nmStartupTime | long | The timestamp at which the node was started (in ms since epoch) |
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| healthReport | string | The diagnostic health report of the node |
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| nodeHealthy | boolean | true/false indicator of if the node is healthy |
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| nodeManagerVersion | string | Version of the NodeManager |
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@ -93,23 +96,27 @@ Response Body:
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```json
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{
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"nodeInfo" : {
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"hadoopVersionBuiltOn" : "Mon Jan 9 14:58:42 UTC 2012",
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"nodeManagerBuildVersion" : "0.23.1-SNAPSHOT from 1228355 by user1 source checksum 20647f76c36430e888cc7204826a445c",
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"lastNodeUpdateTime" : 1326222266126,
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"totalVmemAllocatedContainersMB" : 17203,
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"totalVCoresAllocatedContainers" : 8,
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"nodeHealthy" : true,
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"healthReport" : "",
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"totalPmemAllocatedContainersMB" : 8192,
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"nodeManagerVersionBuiltOn" : "Mon Jan 9 15:01:59 UTC 2012",
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"nodeManagerVersion" : "0.23.1-SNAPSHOT",
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"id" : "host.domain.com:8041",
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"hadoopBuildVersion" : "0.23.1-SNAPSHOT from 1228292 by user1 source checksum 3eba233f2248a089e9b28841a784dd00",
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"nodeHostName" : "host.domain.com",
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"hadoopVersion" : "0.23.1-SNAPSHOT"
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}
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"nodeInfo": {
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"healthReport": "",
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"totalVmemAllocatedContainersMB": 17203,
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"totalPmemAllocatedContainersMB": 8192,
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"totalVCoresAllocatedContainers": 8,
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"vmemCheckEnabled": false,
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"pmemCheckEnabled": true,
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"lastNodeUpdateTime": 1485814574224,
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"nodeHealthy": true,
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"nodeManagerVersion": "3.0.0",
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"nodeManagerBuildVersion": "3.0.0",
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"nodeManagerVersionBuiltOn": "2017-01-30T17:42Z",
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"hadoopVersion": "3.0.0",
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"hadoopBuildVersion": "3.0.0",
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"hadoopVersionBuiltOn": "2017-01-30T17:39Z",
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"id": "host.domain.com:46077",
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"nodeHostName": "host.domain.com",
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"nmStartupTime": 1485800887841
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}
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}
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```
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**XML response**
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@ -131,20 +138,23 @@ Response Body:
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```xml
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<nodeInfo>
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<healthReport/>
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<totalVmemAllocatedContainersMB>17203</totalVmemAllocatedContainersMB>
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<totalPmemAllocatedContainersMB>8192</totalPmemAllocatedContainersMB>
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<totalVCoresAllocatedContainers>8</totalVCoresAllocatedContainers>
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<lastNodeUpdateTime>1326222386134</lastNodeUpdateTime>
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<nodeHealthy>true</nodeHealthy>
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<nodeManagerVersion>0.23.1-SNAPSHOT</nodeManagerVersion>
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<nodeManagerBuildVersion>0.23.1-SNAPSHOT from 1228355 by user1 source checksum 20647f76c36430e888cc7204826a445c</nodeManagerBuildVersion>
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<nodeManagerVersionBuiltOn>Mon Jan 9 15:01:59 UTC 2012</nodeManagerVersionBuiltOn>
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<hadoopVersion>0.23.1-SNAPSHOT</hadoopVersion>
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<hadoopBuildVersion>0.23.1-SNAPSHOT from 1228292 by user1 source checksum 3eba233f2248a089e9b28841a784dd00</hadoopBuildVersion>
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<hadoopVersionBuiltOn>Mon Jan 9 14:58:42 UTC 2012</hadoopVersionBuiltOn>
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<id>host.domain.com:8041</id>
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<nodeHostName>host.domain.com</nodeHostName>
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<healthReport></healthReport>
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<totalVmemAllocatedContainersMB>17203</totalVmemAllocatedContainersMB>
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<totalPmemAllocatedContainersMB>8192</totalPmemAllocatedContainersMB>
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<totalVCoresAllocatedContainers>8</totalVCoresAllocatedContainers>
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<vmemCheckEnabled>false</vmemCheckEnabled>
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<pmemCheckEnabled>true</pmemCheckEnabled>
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<lastNodeUpdateTime>1485815774203</lastNodeUpdateTime>
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<nodeHealthy>true</nodeHealthy>
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<nodeManagerVersion>3.0.0</nodeManagerVersion>
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<nodeManagerBuildVersion>3.0.0</nodeManagerBuildVersion>
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<nodeManagerVersionBuiltOn>2017-01-30T17:42Z</nodeManagerVersionBuiltOn>
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<hadoopVersion>3.0.0</hadoopVersion>
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<hadoopBuildVersion>3.0.0</hadoopBuildVersion>
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<hadoopVersionBuiltOn>2017-01-30T17:39Z</hadoopVersionBuiltOn>
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<id>host.domain.com:46077</id>
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<nodeHostName>host.domain.com</nodeHostName>
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<nmStartupTime>1485800887841</nmStartupTime>
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</nodeInfo>
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```
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@ -391,7 +401,13 @@ Response Body:
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"containerLogsLink" : "http://host.domain.com:8042/node/containerlogs/container_1326121700862_0006_01_000001/user1",
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"user" : "user1",
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"id" : "container_1326121700862_0006_01_000001",
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"exitCode" : -1000
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"exitCode" : -1000,
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"executionType": "GUARANTEED",
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"containerLogFiles": [
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"stdout",
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"stderr",
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"syslog"
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]
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},
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{
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"nodeId" : "host.domain.com:8041",
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@ -402,7 +418,13 @@ Response Body:
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"containerLogsLink" : "http://host.domain.com:8042/node/containerlogs/container_1326121700862_0006_01_000003/user1",
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"user" : "user1",
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"id" : "container_1326121700862_0006_01_000003",
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"exitCode" : -1000
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"exitCode" : -1000,
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"executionType": "GUARANTEED",
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"containerLogFiles": [
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"stdout",
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"stderr",
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"syslog"
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]
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}
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]
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}
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@ -438,6 +460,10 @@ Response Body:
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<totalVCoresNeeded>1</totalVCoresNeeded>
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<containerLogsLink>http://host.domain.com:8042/node/containerlogs/container_1326121700862_0006_01_000001/user1</containerLogsLink>
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<nodeId>host.domain.com:8041</nodeId>
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<executionType>GUARANTEED</executionType>
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<containerLogFiles>stdout</containerLogFiles>
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<containerLogFiles>stderr</containerLogFiles>
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<containerLogFiles>syslog</containerLogFiles>
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</container>
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<container>
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<id>container_1326121700862_0006_01_000003</id>
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@ -449,6 +475,10 @@ Response Body:
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<totalVCoresNeeded>2</totalVCoresNeeded>
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<containerLogsLink>http://host.domain.com:8042/node/containerlogs/container_1326121700862_0006_01_000003/user1</containerLogsLink>
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<nodeId>host.domain.com:8041</nodeId>
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<executionType>GUARANTEED</executionType>
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<containerLogFiles>stdout</containerLogFiles>
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<containerLogFiles>stderr</containerLogFiles>
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<containerLogFiles>syslog</containerLogFiles>
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</container>
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</containers>
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```
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@ -485,6 +515,8 @@ Use the following URI to obtain a Container Object, from a container identified
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| diagnostics | string | A diagnostic message for failed containers |
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| totalMemoryNeededMB | long | Total amout of memory needed by the container (in MB) |
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| totalVCoresNeeded | long | Total number of virtual cores needed by the container |
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| executionType | string | Container type of GUARANTEED or OPPORTUNISTIC |
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| containerLogFiles | array of strings | Container log file names |
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### Response Examples
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@ -514,7 +546,13 @@ Response Body:
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"containerLogsLink" : "http://host.domain.com:8042/node/containerlogs/container_1326121700862_0007_01_000001/user1",
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"user" : "user1",
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"id" : "container_1326121700862_0007_01_000001",
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"exitCode" : -1000
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"exitCode" : -1000,
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"executionType": "GUARANTEED",
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"containerLogFiles": [
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"stdout",
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"stderr",
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"syslog"
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]
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}
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}
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```
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@ -547,5 +585,9 @@ Response Body:
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<totalVCoresNeeded>1</totalVCoresNeeded>
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<containerLogsLink>http://host.domain.com:8042/node/containerlogs/container_1326121700862_0007_01_000001/user1</containerLogsLink>
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<nodeId>host.domain.com:8041</nodeId>
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<executionType>GUARANTEED</executionType>
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<containerLogFiles>stdout</containerLogFiles>
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<containerLogFiles>stderr</containerLogFiles>
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<containerLogFiles>syslog</containerLogFiles>
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</container>
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```
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