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2039 Commits

Author SHA1 Message Date
Jonathan Hung 09c5dfe937 YARN-7251. Misc changes to YARN-5734 2017-10-09 11:11:23 -07:00
Jonathan Hung d6622daaa3 YARN-7046. Add closing logic to configuration store 2017-10-09 11:11:23 -07:00
Wangda Tan ff39c0de20 YARN-6840. Implement zookeeper based store for scheduler configuration updates. (Jonathan Hung via wangda) 
Change-Id: I9debea674fe8c7e4109d4ca136965a1ea4c48bcc
 2017-10-09 11:11:23 -07:00
Xuan 4d8abd84f4 YARN-7024: Fix issues on recovery in LevelDB store. Contributed by Jonathan Hung 2017-10-09 11:11:23 -07:00
Xuan 4c8b208adb YARN-6322: Disable queue refresh when configuration mutation is enabled. Contributed by Jonathan Hung 2017-10-09 11:11:23 -07:00
Xuan 74ba6ffa0b YARN-5947: Create LeveldbConfigurationStore class using Leveldb as backing store. Contributed by Jonathan Hung 2017-10-09 11:11:23 -07:00
Xuan 04f9e80bb2 YARN-5953 addendum: Move QueueConfigInfo and SchedConfUpdateInfo to package org.apache.hadoop.yarn.webapp.dao 2017-10-09 11:11:23 -07:00
Xuan 916bdbd6be YARN-5953:Create CLI for changing YARN configurations. (Jonathan Hung via xgong) 2017-10-09 11:11:23 -07:00
Xuan e566fd8b58 YARN-6575. Support global configuration mutation in MutableConfProvider. (Jonathan Hung via Xuan Gong) 2017-10-09 11:11:23 -07:00
Wangda Tan a4e6253046 YARN-5949. Add pluggable configuration ACL policy interface and implementation. (Jonathan Hung via wangda) 
Change-Id: Ib98e82ff753bede21fcab2e6ca9ec1e7a5a2008f
 2017-10-09 11:11:23 -07:00
Wangda Tan d8a5136b1f YARN-5952. Create REST API for changing YARN scheduler configurations. (Jonathan Hung via wangda) 2017-10-09 11:11:23 -07:00
Jonathan Hung ef686635c1 YARN-5948. Implement MutableConfigurationManager for handling storage into configuration store 2017-10-09 11:11:23 -07:00
Xuan e3579a8c3b YARN-5946: Create YarnConfigurationStore interface and 
InMemoryConfigurationStore class. Contributed by Jonathan Hung
 2017-10-09 11:11:23 -07:00
Jonathan Hung ef59cbe08a YARN-5951. Changes to allow CapacityScheduler to use configuration store 2017-10-09 11:11:22 -07:00
Daniel Templeton 6d6ca4c923 YARN-2612 addendum: fixed javadoc error. 2017-10-09 14:12:13 +02:00
Sunil G 8137254a1f YARN-7245. Max AM Resource column in Active Users Info section of Capacity Scheduler UI page should be updated per-user. Contributed by Eric Payne. 2017-10-09 14:39:41 +05:30
Rohith Sharma K S 6fe6a72352 Revert "YARN-7180. Remove class ResourceType. Contributed by Sunil G." 
This reverts commit 6bd81ab054.
 2017-10-09 13:21:13 +05:30
Rohith Sharma K S 6bd81ab054 YARN-7180. Remove class ResourceType. Contributed by Sunil G. 2017-10-09 10:20:40 +05:30
Yufei Gu 72d22b753a YARN-7207. Cache the RM proxy server address. (Yufei Gu) 2017-10-06 09:49:11 -07:00
Yufei Gu 49ae538164 YARN-2162. Add ability in Fair Scheduler to optionally configure maxResources in terms of percentage(addendum). (Yufei Gu) 2017-10-06 00:08:25 -07:00
Yufei Gu 99292adcef YARN-2162. Add ability in Fair Scheduler to optionally configure maxResources in terms of percentage. (Yufei Gu) 2017-10-05 23:51:58 -07:00
Arun Suresh b733348dde YARN-7258. Add Node and Rack Hints to Opportunistic Scheduler. (Kartheek Muthyala via asuresh). 2017-10-05 09:58:04 -07:00
Subru Krishnan e6e614e380 YARN-5329. Placement Agent enhancements required to support recurring reservations in ReservationSystem. (Carlo Curino via Subru). 2017-10-04 19:28:27 -07:00
Akira Ajisaka 2df1b2ac05
YARN-7044. TestContainerAllocation#testAMContainerAllocationWhenDNSUnavailable fails. 2017-10-05 06:07:32 +09:00
Akira Ajisaka c9b525bd94
YARN-6943. Update Yarn to YARN in documentation. Contributed by Chetna Chaudhari. 2017-10-04 07:01:54 +09:00
Subru Krishnan d4d2fd1acd YARN-2037. Add work preserving restart support for Unmanaged AMs. (Botong Huang via Subru). 2017-10-02 18:14:44 -07:00
Eric Payne 7f6118f918 YARN-7084. TestSchedulingMonitor#testRMStarts fails sporadically. Contributed by Jason Lowe. 2017-09-29 10:33:57 -05:00
Jason Lowe 85d81ae58e YARN-7248. NM returns new SCHEDULED container status to older clients. Contributed by Arun Suresh 2017-09-28 14:10:15 -05:00
Sunil G 8facf1f976 YARN-6871. Add additional deSelects params in RMWebServices#getAppReport. Contributed by Tanuj Nayak. 2017-09-27 14:37:32 +05:30
Rohith Sharma K S 06e5a7b5cf YARN-65. Reduce RM app memory footprint once app has completed. Contributed by Manikandan R. 2017-09-26 14:34:09 +05:30
Daniel Templeton 164a063e74 YARN-6878. TestCapacityScheduler.testDefaultNodeLabelExpressionQueueConfig() has the args to assertEqual() in the wrong order 
(Contributed by Sen Zhao via Daniel Templeton)
 2017-09-22 23:53:32 +02:00
Yufei Gu a92ef030a2 YARN-7045. Remove FSLeafQueue#addAppSchedulable. (Contributed by Sen Zhao via Yufei Gu) 2017-09-21 12:31:07 -07:00
Yufei Gu a9019e1fb7 YARN-6499. Remove the doc about Schedulable#redistributeShare(). (Contributed by Chetna Chaudhari via Yufei Gu) 2017-09-19 18:28:31 -07:00
Arun Suresh 56ef5279c1 YARN-7203. Add container ExecutionType into ContainerReport. (Botong Huang via asuresh) 2017-09-18 15:49:31 -07:00
Wangda Tan e81596d06d YARN-7172. ResourceCalculator.fitsIn() should not take a cluster resource parameter. (Sen Zhao via wangda) 
Change-Id: Icc3670c9381ce7591ca69ec12da5aa52d3612d34
 2017-09-17 21:20:43 -07:00
Wangda Tan 38c14ef8d8 YARN-7149. Cross-queue preemption sometimes starves an underserved queue. (Eric Payne via wangda) 
Change-Id: Ib269991dbebce160378e8372ee6d24849c4a5ed6
(cherry picked from commit 3dfa937a1fadfc62947755872515f549b3b15e6a)
 2017-09-15 21:29:39 -07:00
Wangda Tan 958e8c0e25 YARN-6977. Node information is not provided for non am containers in RM logs. (Suma Shivaprasad via wangda) 
Change-Id: I0c44d09a560446dee2ba68c2b9ae69fce0ec1d3e
(cherry picked from commit 8a42e922fad613f3cf1cc6cb0f3fa72546a9cc56)
 2017-09-15 21:29:31 -07:00
Yufei Gu 09b476e6da YARN-6612. Update fair scheduler policies to be aware of resource types. (Contributed by Daniel Templeton via Yufei Gu) 2017-09-14 11:23:37 -07:00
Robert Kanter bb34ae9554 YARN-7146. Many RM unit tests failing with FairScheduler (rkanter) 2017-09-13 15:44:54 -07:00
Rohith Sharma K S 5324388cf2 YARN-7157. Add admin configuration to filter per-user's apps in secure cluster. Contributed by Sunil G. 2017-09-13 23:36:47 +05:30
Yufei Gu 82c5dd1d50 YARN-7057. FSAppAttempt#getResourceUsage doesn't need to consider resources queued for preemption. (Contributed by Karthik via Yufei Gu) 2017-09-12 16:13:39 -07:00
Sunil G da0b6a354b YARN-7137. [YARN-3926] Move newly added APIs to unstable in YARN-3926 branch. Contributed by Wangda Tan. 2017-09-12 09:19:12 -07:00
Daniel Templeton bf2b687412 YARN-7136. Additional Performance Improvement for Resource Profile Feature 
(Contributed by Wangda Tan via Daniel Templeton)
 2017-09-12 09:19:12 -07:00
Wangda Tan e490602e9b YARN-7039. Fix javac and javadoc errors in YARN-3926 branch. (Sunil G via wangda) 
Change-Id: I442bf6d838b3aba83f1f6779cf9dcf8596a2102d
 2017-09-12 09:19:12 -07:00
Sunil G a333ba54e3 YARN-7067. [YARN-3926] Optimize ResourceType information display in UI. Contributed by Wangda Tan. 2017-09-12 09:19:12 -07:00
Wangda Tan 39240b61a1 YARN-7043. Cleanup ResourceProfileManager. (wangda) 
Change-Id: I463356f37bf1f6a3f1fc3c594c79916e8c0ab913
 2017-09-12 09:19:12 -07:00
Wangda Tan df3855541a YARN-6789. Add Client API to get all supported resource types from RM. (Sunil G via wangda) 
Change-Id: I366d8db6f6700acd087db5acb7a1be7e41b2b68d
 2017-09-12 09:19:12 -07:00
Daniel Templeton 6746f8cadb YARN-6908. ResourceProfilesManagerImpl is missing @Overrides on methods 
(Contributed by Sunil G. via Daniel Templeton)
 2017-09-12 09:19:12 -07:00
Daniel Templeton 5c4ab4c291 YARN-6935. [YARN-3926] ResourceProfilesManagerImpl.parseResource() has no need of the key parameter 
(Contributed by Manikandan R via Daniel Templeton)
 2017-09-12 09:19:11 -07:00
Daniel Templeton 3aeaafecb8 YARN-6788. [YARN-3926] Improve performance of resource profile branch 
(Contributed by Sunil Govindan via Daniel Templeton)
 2017-09-12 09:19:11 -07:00
Sunil G 58da54640e YARN-6445. [YARN-3926] Performance improvements in resource profile branch with respect to SLS. Contributed by Varun Vasudev. 2017-09-12 09:19:11 -07:00
Sunil G dae65f3bef YARN-6232. Update resource usage and preempted resource calculations to take into account all resource types. Contributed by Varun Vasudev. 2017-09-12 09:19:11 -07:00
Sunil G 7805deed48 YARN-5588. [YARN-3926] Add support for resource profiles in distributed shell. Contributed by Varun Vasudev. 2017-09-12 09:19:11 -07:00
Arun Suresh 6708ac3301 YARN-5587. Add support for resource profiles. (vvasudev via asuresh) 2017-09-12 09:19:10 -07:00
Varun Vasudev c2032e251e YARN-5708. Implement APIs to get resource profiles from the RM. Contributed by Varun Vasudev. 2017-09-12 09:19:10 -07:00
Varun Vasudev a9b4426302 YARN-5707. Add manager class for resource profiles. Contributed by Varun Vasudev. 2017-09-12 09:19:10 -07:00
Rohith Sharma K S 239c1824a0 YARN-5586. Update the Resources class to consider all resource types. Contributed by Varun Vasudev. 2017-09-12 09:19:10 -07:00
Varun Vasudev 759114b006 YARN-4830. Add support for resource types in the nodemanager. Contributed by Varun Vasudev. 2017-09-12 09:19:10 -07:00
Wangda Tan e74d1be04b YARN-7173. Container update RM-NM communication fix for backward compatibility. (Arun Suresh via wangda) 
Change-Id: I1c39ed5c59dee739ba5044b61b3ef5ed203b79c1
 2017-09-11 20:52:08 -07:00
Haibo Chen fa531788fd YARN-7132. FairScheduler.initScheduler() contains a surprising unary plus. (Yeliang Cang via Haibo Chen) 2017-09-11 20:42:49 -07:00
Sunil G 722ee84194 YARN-7163. RMContext need not to be injected to webapp and other Always Running services. Contributed by Rohith Sharma K S. 2017-09-11 10:28:10 +05:30
Arun Suresh 1f53ae7972 YARN-6849. NMContainerStatus should have the Container ExecutionType. (Kartheek Muthyala via asuresh) 2017-09-08 09:24:05 -07:00
Subru Krishnan fa6137501c YARN-5330. SharingPolicy enhancements required to support recurring reservations in ReservationSystem. (Carlo Curino via Subru). 2017-09-07 19:07:17 -07:00
Sunil G 56d93d2e39 YARN-6600. Introduce default and max lifetime of application at LeafQueue level. Contributed by Rohith Sharma K S. 2017-09-08 07:15:17 +05:30
Subru Krishnan b6e7d13696 YARN-5328. Plan/ResourceAllocation data structure enhancements required to support recurring reservations in ReservationSystem. 2017-09-06 16:46:01 -07:00
Subru Krishnan e3345e985b Revert "Plan/ResourceAllocation data structure enhancements required to support recurring reservations in ReservationSystem." 
This reverts commit 7996eca7dc.
 2017-09-06 16:39:23 -07:00
Subru Krishnan 7996eca7dc Plan/ResourceAllocation data structure enhancements required to support recurring reservations in ReservationSystem. 2017-09-01 15:16:40 -07:00
Andrew Wang 0d419c984f Preparing for 3.1.0 development 2017-09-01 11:53:48 -07:00
Jason Lowe 99a7f5d451 YARN-7120. CapacitySchedulerPage NPE in "Aggregate scheduler counts" section. Contributed by Eric Payne 2017-09-01 11:09:14 -05:00
bibinchundatt dcd0bedcc8 YARN-7141. Move logging APIs to slf4j in timelineservice after ATSv2 merge. Contributed by Varun Saxena 2017-09-01 11:29:16 +05:30
Subru Krishnan bac4e8cca8 YARN-7095. Federation: routing getNode/getNodes/getMetrics REST invocations transparently to multiple RMs. (Giovanni Matteo Fumarola via Subru). 2017-08-31 15:05:41 -07:00
Daniel Templeton d4417dae4f YARN-6780. ResourceWeights.toString() cleanup (Contributed by weiyuan via Daniel Templeton) 2017-08-31 09:35:01 -07:00
Sunil G f9e0cc8cdc YARN-7116. CapacityScheduler Web UI: Queue's AM usage is always show on per-user's AM usage. Contributed by Wangda Tan. 2017-08-31 18:42:01 +05:30
Daniel Templeton cc23514aba YARN-7115. Move BoundedAppender to org.hadoop.yarn.util pacakge 
(Contributed by Jian He via Daniel Templeton)
 2017-08-30 17:26:13 -07:00
Haibo Chen a20e7105ea YARN-6868. Add test scope to certain entries in hadoop-yarn-server-resourcemanager pom.xml. (Ray Chiang via Haibo Chen) 2017-08-30 09:14:59 -07:00
Rohith Sharma K S 7594d1de7b YARN-6130. [ATSv2 Security] Generate a delegation token for AM when app collector is created and pass it to AM via NM and RM. Contributed by Varun Saxena. 2017-08-30 11:29:53 +05:30
Rohith Sharma K S 660413165a YARN-6801. NPE in RM while setting collectors map in NodeHeartbeatResponse. Contributed by Vrushali C. 2017-08-30 11:29:53 +05:30
Sangjin Lee ccb38c1991 YARN-5928. Move ATSv2 HBase backend code into a new module that is only dependent at runtime by yarn servers. Contributed by Haibo Chen. 2017-08-30 11:29:52 +05:30
Sangjin Lee 092fead5d9 YARN-5792. Adopt the id prefix for YARN, MR, and DS entities. Contributed by Varun Saxena. 2017-08-30 11:29:51 +05:30
Varun Saxena 91d3443806 YARN-3359. Recover collector list when RM fails over (Li Lu via Varun Saxena) 2017-08-30 11:29:51 +05:30
Sangjin Lee 78b7e070d8 YARN-5638. Introduce a collector timestamp to uniquely identify collectors creation order in collector discovery. Contributed by Li Lu. 2017-08-30 11:29:50 +05:30
Rohith Sharma K S 4cae120c61 YARN-6982. Potential issue on setting AMContainerSpec#tokenConf to null before app is completed. Contributed by Manikandan R. 2017-08-30 10:45:11 +05:30
Carlo Curino cc8893edc0 YARN-7010. Federation: routing REST invocations transparently to multiple RMs (part 2 - getApps). (Contributed by Giovanni Matteo Fumarola via curino) 2017-08-29 14:53:09 -07:00
Jason Lowe 1f6dc4ee9a YARN-5816. TestDelegationTokenRenewer#testCancelWithMultipleAppSubmissions is still flakey. Contributed by Robert Kanter 2017-08-29 09:52:24 -05:00
Junping Du 312b1fd9da YARN-7076. yarn application -list -appTypes is not working. Contributed by Jian He. 2017-08-28 18:26:51 -07:00
Sunil G 02599bda04 YARN-7051. Avoid concurrent modification exception in FifoIntraQueuePreemptionPlugin. Contributed by Eric Payne. 2017-08-28 12:22:56 +05:30
Jason Lowe 39a9dc8e4a YARN-7052. RM SchedulingMonitor gives no indication why the spawned thread crashed. Contributed by Eric Payne 2017-08-25 15:31:29 -05:00
Jason Lowe 3a4e861169 YARN-6640. AM heartbeat stuck when responseId overflows MAX_INT. Contributed by Botong Huang 2017-08-25 09:16:17 -05:00
Yufei Gu 9e2699ac2c YARN-7049. FSAppAttempt preemption related fields have confusing names. (Contributed by Karthik Kambatla via Yufei Gu) 2017-08-24 17:52:41 -07:00
Junping Du 652dd434d9 YARN-7090. testRMRestartAfterNodeLabelDisabled get failed when CapacityScheduler is configured. Contributed by Wangda Tan. 2017-08-23 18:06:29 -07:00
Wangda Tan f49843a988 YARN-6251. Do async container release to prevent deadlock during container updates. (Arun Suresh via wangda) 
Change-Id: I6c67d20c5dd4d22752830ebf0ed2340824976ecb
 2017-08-23 09:56:20 -07:00
Subru Krishnan 4249172e14 YARN-7053. Move curator transaction support to ZKCuratorManager. (Jonathan Hung via Subru). 2017-08-22 19:20:57 -07:00
Jason Lowe 657dd59cc8 YARN-7048. Fix tests faking kerberos to explicitly set ugi auth type. Contributed by Daryn Sharp 2017-08-22 13:16:24 -05:00
Jason Lowe 3efcd51c3b YARN-2416. InvalidStateTransitonException in ResourceManager if AMLauncher does not receive response for startContainers() call in time. Contributed by Jonathan Eagles 2017-08-22 12:56:09 -05:00
Arun Suresh 8410d862d3 YARN-6979. Add flag to notify all types of container updates to NM via NodeHeartbeatResponse. (Kartheek Muthyala via asuresh) 2017-08-20 07:54:09 -07:00
Yufei Gu 8991f0baec YARN-6969. Clean up unused code in class FairSchedulerQueueInfo. (Larry Lo via Yufei Gu) 2017-08-18 14:38:44 -07:00
bibinchundatt e05fa3451d YARN-7007. NPE in RM while using YarnClient.getApplications(). Contributed by Lingfeng Su. 2017-08-18 20:28:50 +05:30
Akira Ajisaka 588c190afd
YARN-6965. Duplicate instantiation in FairSchedulerQueueInfo. Contributed by Masahiro Tanaka. 2017-08-16 14:06:22 +09:00
Subru Krishnan 75dd866bfb HADOOP-14773. Extend ZKCuratorManager API for more reusability. (Íñigo Goiri via Subru). 2017-08-15 16:53:59 -07:00
Arun Suresh 4d7be1d857 YARN-5978. ContainerScheduler and ContainerManager changes to support ExecType update. (Kartheek Muthyala via asuresh) 2017-08-14 19:46:17 -07:00
Jason Lowe 5558792894 YARN-6917. Queue path is recomputed from scratch on every allocation. Contributed by Eric Payne 2017-08-14 15:31:34 -05:00
Jason Lowe 3325ef653d YARN-6987. Log app attempt during InvalidStateTransition. Contributed by Jonathan Eagles 2017-08-14 14:40:08 -05:00
Daniel Templeton 6b09c32705 YARN-6881. LOG is unused in AllocationConfiguration (Contributed by weiyuan via Daniel Templeton) 2017-08-14 11:55:33 -07:00
Jian He e2f6299f6f YARN-6959. RM may allocate wrong AM Container for new attempt. Contributed by Yuqi Wang 2017-08-14 10:51:30 -07:00
bibinchundatt d8f74c3964 YARN-6741. Deleting all children of a Parent Queue on refresh throws exception. Contributed by Naganarasimha G R. 2017-08-14 09:39:00 +05:30
Carlo Curino 28d97b79b6 YARN-6687. Validate that the duration of the periodic reservation is less than the periodicity. (subru via curino) 2017-08-11 16:58:04 -07:00
Daniel Templeton 0996acde6c YARN-6882. AllocationFileLoaderService.reloadAllocations() should use the diamond operator 
(Contributed by Larry Lo via Daniel Templeton)
 2017-08-11 14:50:46 -07:00
Daniel Templeton 65364defb4 YARN-6967. Limit application attempt's diagnostic message size thoroughly 
(Contributed by Chengbing Liu via Daniel Templeton)
 2017-08-11 14:28:55 -07:00
Daniel Templeton c7680d4cc4 YARN-6884. AllocationFileLoaderService.loadQueue() has an if without braces 
(Contributed by weiyuan via Daniel Templeton)
 2017-08-11 14:22:02 -07:00
Daniel Templeton 218588be77 YARN-6952. Enable scheduling monitor in FS (Contributed by Yufei Gu via Daniel Templeton) 2017-08-11 14:04:19 -07:00
Subru Krishnan bbbf0e2a41 HADOOP-14741. Refactor curator based ZooKeeper communication into common library. (Íñigo Goiri via Subru). 2017-08-11 13:58:45 -07:00
Daniel Templeton e0c24145d2 YARN-6879. TestLeafQueue.testDRFUserLimits() has commented out code 
(Contributed by Angela Wang via Daniel Templeton)
 2017-08-08 13:35:22 -07:00
Wangda Tan adb84f34db YARN-4161. Capacity Scheduler : Assign single or multiple containers per heart beat driven by configuration. (Wei Yan via wangda) 
Change-Id: Ic441ae4e0bf72e7232411eb54243ec143d5fd0d3
 2017-08-07 11:32:21 -07:00
Arun Suresh 35dc782923 YARN-5977. ContainerManagementProtocol changes to support change of container ExecutionType. (Kartheek Muthyala via asuresh) 2017-08-03 21:15:40 -07:00
Yufei Gu c617fe02b3 YARN-6832. Tests use assertTrue(....equals(...)) instead of assertEquals()). (Daniel Templeton via Yufei Gu) 2017-08-03 11:33:37 -07:00
Sunil G f64cfeaf61 YARN-6678. Handle IllegalStateException in Async Scheduling mode of CapacityScheduler. Contributed by Tao Yang. 2017-08-03 19:27:10 +05:30
Eric Payne 8ce8672b6b YARN-5349. TestWorkPreservingRMRestart#testUAMRecoveryOnRMWorkPreservingRestart fail intermittently. Contributed by Jason Lowe. 2017-08-02 12:53:22 -05:00
Yufei Gu 45535f8afa YARN-6895. [FairScheduler] Preemption reservation may cause regular reservation leaks. (Miklos Szegedi via Yufei Gu) 2017-08-02 09:25:19 -07:00
Jian He f9139ac8f6 YARN-6872. [Addendum patch] Ensure apps could run given NodeLabels are disabled post RM switchover/restart. Contributed by Sunil G 2017-08-02 00:03:25 -07:00
Carlo Curino acda6b96a4 YARN-5412. Create a proxy chain for ResourceManager REST API in the Router. (Contributed by Giovanni Matteo Fumarola via curino) 
(cherry picked from commit b6240b92ab)
 2017-08-01 17:28:28 -07:00
Subru Krishnan 712e97d4cf Bumping up yarn-server-router (new) module pom to beta1 and fixing imports post rebase. 
(cherry picked from commit f1eff212c5)
 2017-08-01 17:28:27 -07:00
Subru Krishnan 859aa1f9d6 YARN-5531. UnmanagedAM pool manager for federating application across clusters. (Botong Huang via Subru). 
(cherry picked from commit 73bb2102ce)
 2017-08-01 17:28:24 -07:00
Subru Krishnan 78032e51d9 YARN-5905. Update the RM webapp host that is reported as part of Federation membership to current primary RM's IP. 
(cherry picked from commit e0f0e7afed)
 2017-08-01 17:28:22 -07:00
Jian He 2797507d51 YARN-5601. Make the RM epoch base value configurable. Contributed by Subru Krishnan 
(cherry picked from commit 9ca2aba9cc)
 2017-08-01 17:28:20 -07:00
Jian He 94a24567d6 YARN-3671. Integrate Federation services with ResourceManager. Contributed by Subru Krishnan 
(cherry picked from commit 8573c286e2)
 2017-08-01 17:28:20 -07:00
Jian He 91f120f743 YARN-6872. Ensure apps could run given NodeLabels are disabled post RM switchover/restart. Contributed by Sunil G 2017-08-01 09:56:33 -07:00
Subru Krishnan bcde66bed1 YARN-6897. Refactoring RMWebServices by moving some util methods to RMWebAppUtil. (Giovanni Matteo Fumarola via Subru). 2017-07-28 15:44:36 -07:00
Yufei Gu 9ea01fd956 YARN-6802. Add max AM resource and AM resource usage to leaf queue view in FairScheduler WebUI. (YunFan Zhou via Yufei Gu) 2017-07-28 09:52:53 -07:00
Yufei Gu 9902be72cb YARN-6864. FSPreemptionThread cleanup for readability. (Daniel Templeton via Yufei Gu) 2017-07-27 23:19:39 -07:00
Akira Ajisaka 38c6fa5c7a
HADOOP-11875. [JDK9] Adding a second copy of Hamlet without _ as a one-character identifier. 2017-07-28 09:10:52 +09:00
Varun Saxena 11ece0bda1 Addendum for YARN-5548. Use MockRMMemoryStateStore to reduce test failures (Bibin A Chundatt via Varun Saxena) 2017-07-28 00:10:45 +05:30
Varun Saxena f66fd11e51 YARN-5548. Use MockRMMemoryStateStore to reduce test failures (Bibin A Chundatt via Varun Saxena) 2017-07-27 23:14:50 +05:30
Daniel Templeton f81a4efb8c YARN-6307. Refactor FairShareComparator#compare (Contributed by Yufei Gu via Daniel Templeton) 2017-07-25 13:00:31 -07:00
Akira Ajisaka cca51e916b
HADOOP-14681. Remove MockitoMaker class. Contributed by Andras Bokor. 2017-07-25 15:24:56 +09:00
Daniel Templeton 10583625c1 YARN-6845. Variable scheduler of FSLeafQueue duplicates the one of its parent FSQueue. 
(Contributed by Yufei Gu via Daniel Templeton)
 2017-07-24 13:44:00 -07:00
Daniel Templeton bb30bd3771 YARN-6779. DominantResourceFairnessPolicy.DominantResourceFairnessComparator.calculateShares() should be @VisibleForTesting 
(Contributed by Yeliang Cang via Daniel Templeton)
 2017-07-24 12:13:50 -07:00
Sunil G e315328428 YARN-6102. RMActiveService context to be updated with new RMContext on failover. Contributed by Rohith Sharma K S. 2017-07-24 11:39:03 +05:30
Arun Suresh 077fcf6a96 YARN-6777. Support for ApplicationMasterService processing chain of interceptors. (asuresh) 2017-07-19 12:26:40 -07:00
Rohith Sharma K S 845c4e52bd YARN-6819. Application report fails if app rejected due to nodesize. Contributed by Bibin A Chundatt. 2017-07-19 11:10:52 +05:30
Yufei Gu daaf530fce YARN-6778. In ResourceWeights, weights and setWeights() should be final. (Daniel Templeton via Yufei Gu) 2017-07-18 16:38:07 -07:00
Sunil G 0b7afc060c Addendum patch for YARN-5731 2017-07-18 11:49:09 +05:30
Jason Lowe a5ae5ac50e YARN-3260. AM attempt fail to register before RM processes launch event. Contributed by Bibin A Chundatt 2017-07-14 14:56:00 -05:00
bibinchundatt 75c0220b44 YARN-6759. Fix TestRMRestart.testRMRestartWaitForPreviousAMToFinish failure. Contributed by Naganarasimha G R 2017-07-14 13:53:39 +05:30
Yufei Gu 4a574e9a84 YARN-6769. Make schedulables without demand less needy in FairSharePolicy#compare. (Yunfan Zhou via Yufei Gu) 2017-07-13 23:10:10 -07:00
Sunil G 228ddaa31d YARN-6792. Incorrect XML convertion in NodeIDsInfo and LabelsToNodesInfo. Contributed by Giovanni Matteo Fumarola. 2017-07-14 08:07:05 +05:30
Wangda Tan 945c0958bb YARN-6775. CapacityScheduler: Improvements to assignContainers, avoid unnecessary canAssignToUser/Queue calls. (Nathan Roberts via wangda) 
Change-Id: I84ccd54200ccbaae23018ef320028e42b4c3509a
 2017-07-13 10:30:15 -07:00
Sunil G cf0d0844d6 YARN-5731. Preemption calculation is not accurate when reserved containers are present in queue. Contributed by Wangda Tan. 2017-07-13 16:48:29 +05:30
Xuan 9845bea59c YARN-6689. PlacementRule should be configurable. (Jonathan Hung via xgong) 2017-07-12 15:40:45 -07:00
Sunil G 34f113df5c YARN-6714. IllegalStateException while handling APP_ATTEMPT_REMOVED event when async-scheduling enabled in CapacityScheduler. Contributed by Tao Yang. 2017-07-11 14:52:44 +05:30
Arun Suresh 5496a34c0c YARN-6776. Refactor ApplicaitonMasterService to move actual processing logic to a separate class. (asuresh) 2017-07-10 14:34:58 -07:00
Yufei Gu 3de47ab5ea YARN-6764. Simplify the logic in FairScheduler#attemptScheduling. Contributed by Yufei Gu. 2017-07-09 16:09:12 -07:00
Naganarasimha 626d730bfc YARN-6428. Queue AM limit is not honored in CS always. Contributed by Bibin A Chundatt. 2017-07-09 17:26:09 +05:30
Daniel Templeton 9d27880442 YARN-6410. FSContext.scheduler should be final (Contributed by Yeliang Cang via Daniel Templeton) 2017-07-09 19:34:35 +09:00
Daniel Templeton c5a0c38d8e YARN-6746. SchedulerUtils.checkResourceRequestMatchingNodePartition() is dead code 
(Contributed by Deepti Sawhney via Daniel Templeton)
 2017-07-09 19:27:32 +09:00
Daniel Templeton 0615985886 YARN-6752. Display reserved resources in web UI per application 
(Contributed by Abdullah Yousufi via Daniel Templeton)
 2017-07-09 19:02:31 +09:00
Naganarasimha fa1aaee87b YARN-6681. Eliminate double-copy of child queues in canAssignToThisQueue. Contributed by Daryn Sharp. 2017-07-01 12:29:39 +05:30
Andrew Wang af2773f609 Updating version for 3.0.0-beta1 development 2017-06-29 17:57:40 -07:00
Daniel Templeton ec97519779 YARN-6751. Display reserved resources in web UI per queue 
(Contributed by Abdullah Yousufi via Daniel Templeton)
 2017-06-29 16:53:50 -07:00
Sunil G c1edca101c YARN-6280. Introduce deselect query param to skip ResourceRequest from getApp/getApps REST API. Contributed by Lantao Jin. 2017-06-28 15:40:58 -07:00
Yufei Gu 0b77262890 YARN-5876. TestResourceTrackerService#testGracefulDecommissionWithApp fails intermittently on trunk. (Robert Kanter via Yufei Gu) 2017-06-23 13:26:03 -07:00
Sunil G ca13b224b2 YARN-5892. Support user-specific minimum user limit percentage in Capacity Scheduler. Contributed by Eric Payne. 2017-06-22 23:50:57 -07:00
Naganarasimha 740204b292 YARN-5006. ResourceManager quit due to ApplicationStateData exceed the limit size of znode in zk. Contributed by Bibin A Chundatt. 2017-06-23 07:52:41 +05:30
Akira Ajisaka 099dfe92a9
YARN-6713. Fix dead link in the Javadoc of FairSchedulerEventLog.java. Contributed by Weiwei Yang. 2017-06-20 17:20:27 +09:00
Naganarasimha ee89ac84e6 YARN-6680. Avoid locking overhead for NO_LABEL lookups. Contributed by Daryn Sharp 2017-06-19 22:42:45 +05:30
Naganarasimha e9c2aa1bc3 YARN-6467. CSQueueMetrics needs to update the current metrics for default partition only. Contributed by Manikandan R. 2017-06-19 21:31:40 +05:30
bibinchundatt d64c842743 YARN-6703. RM startup failure with old state store due to version mismatch. Contributed by Varun Saxena 2017-06-12 18:07:43 +05:30
Eric Payne 5578af8603 YARN-6585. RM fails to start when upgrading from 2.7 for clusters with node labels. Contributed by Sunil G. 2017-06-09 16:16:34 -05:00
Naganarasimha 99634d10ed YARN-6682. Improve performance of AssignmentInformation datastructures. Contributed by Daryn Sharp. 2017-06-09 11:10:13 +05:30
Carlo Curino 547cb53e8a YARN-6634. [API] Refactor ResourceManager WebServices to make API explicit. (Giovanni Matteo Fumarola via curino) 2017-06-07 13:41:06 -07:00
Jian He 7311015ace YARN-6683. Invalid event: COLLECTOR_UPDATE at KILLED. Contributed by Rohith Sharma K S 2017-06-05 13:16:57 -07:00
Daniel Templeton d5b71e4175 YARN-6246. Identifying starved apps does not need the scheduler writelock 
(Contributed by Karthik Kambatla via Daniel Templeton)
 2017-05-31 15:48:04 -07:00
Jonathan Eagles cbfed0e82f YARN-6497. Method length of ResourceManager#serviceInit() is too long (Gergely Novák via jeagles) 2017-05-31 10:18:42 -05:00
Andrew Wang 16ad896d5c Update maven version for 3.0.0-alpha4 development 2017-05-26 14:09:44 -07:00
Daniel Templeton d81372dfad YARN-6646. Modifier 'static' is redundant for inner enums 
(Contributed by ZhangBing Lin via Daniel Templeton)
 2017-05-26 12:05:48 -07:00
Yufei Gu 87590090c8 YARN-6582. FSAppAttempt demand can be updated atomically in updateDemand(). (Karthik Kambatla via Yufei Gu) 2017-05-25 14:22:13 -07:00
Jason Lowe 3fd6a2da4e YARN-6643. TestRMFailover fails rarely due to port conflict. Contributed by Robert Kanter 2017-05-25 16:07:52 -05:00
Wangda Tan 8e0f83e49a YARN-6493. Print requested node partition in assignContainer logs. (Jonathan Hung via wangda) 
Change-Id: Ib20326daac10acad363befb0ae0998441fa5b32d
 2017-05-22 14:28:55 -07:00
Wangda Tan c583ab02c7 YARN-2113. Add cross-user preemption within CapacityScheduler's leaf-queue. (Sunil G via wangda) 
Change-Id: I9b19f69788068be05b3295247cdd7b972f8a573c
 2017-05-22 14:26:13 -07:00
Jian He e135c0b207 YARN-6627. Use deployed webapp folder to launch new YARN UI. Contributed by Sunil G 2017-05-19 20:14:03 -07:00
Yufei Gu 66bba8c024 YARN-6249. TestFairSchedulerPreemption fails inconsistently. (Tao Jie via Yufei Gu) 2017-05-19 14:53:27 -07:00
Rohith Sharma K S d87a63a901 HADOOP-14412. HostsFileReader#getHostDetails is very expensive on large clusters. Contributed by Jason Lowe. 2017-05-17 08:27:45 +05:30
Jason Lowe 489f85933c YARN-6603. NPE in RMAppsBlock. Contributed by Jason Lowe 2017-05-16 09:26:44 -05:00
Carlo Curino 6600abbb5c YARN-6587. Refactor of ResourceManager#startWebApp in a Util class. (Giovanni Matteo Fumarola via curino). 2017-05-12 17:48:55 -07:00
Haibo Chen 6c35001b9f YARN-6580. Incorrect logger for FairSharePolicy. (Vrushali C via Haibo Chen) 2017-05-12 13:05:40 -07:00
Daniel Templeton 90cb5b4635 YARN-6380. FSAppAttempt keeps redundant copy of the queue 2017-05-11 13:47:02 -07:00
Min Shen 2ada100da7 YARN-5543. ResourceManager SchedulingMonitor could potentially terminate the preemption checker thread. Contributed by Min Shen. 2017-05-11 13:25:31 -07:00
Brahma Reddy Battula 4aae2d40a3 HADOOP-14410. Correct spelling of 'beginning' and variants. Contributed By Dongtao Zhang 2017-05-11 23:33:45 +05:30
Carlo Curino 5cb6e3e082 YARN-6473. Create ReservationInvariantChecker to validate ReservationSystem + Scheduler operations. 2017-05-10 14:49:25 -07:00
Daniel Templeton e7654c4a1f YARN-6571. Fix JavaDoc issues in SchedulingPolicy 
(Contributed by Weiwei Yang via Daniel Templeton)
 2017-05-10 14:34:13 -07:00
Jason Lowe 6099deebcb YARN-6552. Increase YARN test timeouts from 1 second to 10 seconds. Contributed by Eric Badger 2017-05-10 08:47:48 -05:00
Karthik Kambatla 166be0ee95 YARN-3742. YARN RM will shut down if ZKClient creation times out. (Daniel Templeton via kasha) 2017-05-09 14:44:16 -07:00
Andrew Wang 543aac9f28 HADOOP-14386. Rewind trunk from Guava 21.0 back to Guava 11.0.2. 2017-05-09 09:22:53 -07:00
Chris Douglas e4f34ecb04 HADOOP-14390. Correct spelling of 'succeed' and variants. Contributed by Dongtao Zhang 2017-05-05 12:10:50 -07:00
Daniel Templeton 9f0aea0ee2 YARN-6481. Yarn top shows negative container number in FS 
(Contributed by Tao Jie via Daniel Templeton)
 2017-05-02 13:06:47 -07:00
Subru Krishnan 6bf42e48ef YARN-5331. Extend RLESparseResourceAllocation with period for supporting recurring reservations in YARN ReservationSystem. (Sangeetha Abdu Jyothi via Subru). 2017-05-01 18:48:36 -07:00
Subru Krishnan e514fc432a YARN-6542. Fix the logger in TestAlignedPlanner and TestGreedyReservationAgent. 2017-05-01 18:10:07 -07:00
Subru Krishnan a3a615eeab YARN-4359. Update LowCost agents logic to take advantage of YARN-4358. (Jonathan Yaniv and Ishai Menache via Subru). 2017-05-01 16:01:07 -07:00
Naganarasimha 30fc580196 YARN-6519. Fix warnings from Spotbugs in hadoop-yarn-server-resourcemanager. Contributed by Weiwei Yang. 2017-05-01 20:15:27 +05:30
Daniel Templeton 2e52789edf YARN-2962. ZKRMStateStore: Limit the number of znodes under a znode (Contributed by Varun Sexena via Daniel Templeton) 2017-04-28 13:30:28 -07:00
Wangda Tan 2ba21d6376 YARN-6392. Add submit time to Application Summary log. (Zhihai Xu via wangda) 2017-04-24 13:17:35 -07:00
Eric Payne 52adf71914 YARN-5617. AMs only intended to run one attempt can be run more than once? Contributed by Jason Lowe. 2017-04-24 12:03:28 -05:00
Daniel Templeton dd43b895c2 YARN-6202. Configuration item Dispatcher.DISPATCHER_EXIT_ON_ERROR_KEY is disregarded 
(Contributed by Yufei Gu via Daniel Templeton)
 2017-04-19 11:44:55 -07:00
Sunil G 9ff25408bc YARN-6164. Expose Queue Configurations per Node Label through YARN client api. Contributed by Benson Qiu. 2017-04-19 20:39:09 +05:30
Chris Douglas af8e9842d2 YARN-6451. Add RM monitor validating metrics invariants. Contributed by Carlo Curino 2017-04-18 10:29:44 -07:00
Junping Du 6ed9d36224 YARN-6304. Skip rm.transitionToActive call to RM if RM is already active. Contributed by Rohith Sharma K S. 2017-04-17 15:51:10 -07:00
Jason Lowe 4168805502 YARN-6480. Timeout is too aggressive for TestAMRestart.testPreemptedAMRestartOnRMRestart. Contributed by Eric Badger 2017-04-14 17:15:48 -05:00
Eric Payne a41f8dd58e YARN-5994. TestCapacityScheduler.testAMLimitUsage fails intermittently. Contributed by Eric Badger 2017-04-14 10:53:09 -05:00
Karthik Kambatla c3375175d6 YARN-6432. FairScheduler: Reserve preempted resources for corresponding applications. (Miklos Szegedi via kasha) 2017-04-12 14:21:20 -07:00
Wangda Tan 4d4ad0ebb7 YARN-6439. Fix ReservationSystem creation of default ReservationQueue. (Carlo Curino via wangda) 2017-04-11 14:56:18 -07:00
Naganarasimha 7d873c465b YARN-6463. Correct spelling mistake in FileSystemRMStateStore. Contributed by Yeliang Cang. 2017-04-11 22:42:08 +05:30
Jason Lowe 0e065f2ede YARN-6195. Export UsedCapacity and AbsoluteUsedCapacity to JMX. Contributed by Benson Qiu 2017-04-11 08:44:18 -05:00
Konstantinos Karanasos 7999318af1 YARN-6344. Add parameter for rack locality delay in CapacityScheduler. (kkaranasos) 2017-04-10 15:34:44 -07:00
Karthik Kambatla 2aa8967809 YARN-6298. Metric preemptCall is not used in new preemption. (Yufei Gu via kasha) 2017-04-07 17:31:59 -07:00
Rohith Sharma K S 1a9439e299 YARN-6424. TimelineCollector is not stopped when an app finishes in RM. Contributed by Varun Saxena. 2017-04-06 10:15:22 +05:30
Daniel Templeton a2c57bb70d YARN-6381. FSAppAttempt has several variables that should be final 
(Contributed by Ameet Zaveri via Daniel Templeton)
 2017-04-05 16:07:24 -07:00
Andrew Wang 539ef5aa2e HFDS-11596. hadoop-hdfs-client jar is in the wrong directory in release tarball. Contributed by Yuanbo Liu. 2017-04-05 16:04:09 -07:00
Karthik Kambatla b4c4f36594 YARN-6448. Continuous scheduling thread crashes while sorting nodes. (Yufei Gu via kasha) 2017-04-05 15:43:14 -07:00
Varun Saxena 7d963c477a YARN-6437. TestSignalContainer#testSignalRequestDeliveryToNM fails intermittently (Jason Lowe via Varun Saxena) 2017-04-06 01:20:41 +05:30
Wangda Tan 87e2ef8c98 YARN-6406. Remove SchedulerRequestKeys when no more pending ResourceRequest. (Arun Suresh via wangda) 2017-04-05 11:28:30 -07:00
Varun Saxena 19b89c4c7b YARN-6420. RM startup failure due to wrong order in nodelabel editlog (Bibin A Chundatt via Varun Saxena) 2017-04-05 09:38:35 +05:30
Karthik Kambatla 9cc04b4708 YARN-6436. TestSchedulingPolicy#testParseSchedulingPolicy timeout is too low. (Eric Badger via kasha) 2017-04-04 17:08:33 -07:00
Wangda Tan 3fdae0a2b6 YARN-6109. Add an ability to convert ChildQueue to ParentQueue. (Xuan Gong via wangda) 2017-04-04 14:39:01 -07:00
Chris Douglas 6eba79232f HADOOP-14271. Correct spelling of 'occurred' and variants. Contributed by Yeliang Cang 2017-04-03 20:13:14 -07:00
Eric Payne 318bfb01bc YARN-6354. LeveldbRMStateStore can parse invalid keys when recovering reservations. Contributed by Jason Lowe 2017-03-31 12:30:35 -05:00
Jason Lowe 4d1fac5df2 YARN-6411. Clean up the overwrite of createDispatcher() in subclass of MockRM. Contributed by Yufei Gu 2017-03-31 10:05:34 -05:00
Daniel Templeton 640ba1d23f YARN-5685. RM configuration allows all failover methods to disabled when automatic failover is enabled 2017-03-29 12:38:11 -07:00
Jason Lowe fdf8f8ebca YARN-6359. TestRM#testApplicationKillAtAcceptedState fails rarely due to race condition. Contributed by Robert Kanter 2017-03-28 09:33:26 -05:00
Robert Kanter 9bae6720cb YARN-6050. AMs can't be scheduled on racks or nodes (rkanter) 2017-03-27 17:23:13 -07:00
Wangda Tan cd014d57aa YARN-6339. Improve performance for createAndGetApplicationReport. (Yunjiong Zhao via wangda) 2017-03-27 13:29:09 -07:00
Akira Ajisaka b63ae854f9
YARN-6379. Remove unused argument in ClientRMService. Contributed by Kai Sasaki. 2017-03-27 11:23:41 +09:00
Sunil G cffea251be YARN-5956. Refactor ClientRMService for unify error handling across apis. Contributed by Kai Sasaki. 2017-03-25 22:26:19 +05:30
Tsuyoshi Ozawa 84ddedc0b2 HADOOP-10101. Update guava dependency to the latest version. (ozawa) 2017-03-25 10:06:52 +09:00
Ravi Prakash d4f73e7e27 HDFS-11574. Spelling mistakes in the Java source. Contributed by Hu Xiaodong. 2017-03-24 09:38:17 -07:00
Daniel Templeton 0a05c5c598 YARN-6284. hasAlreadyRun should be final in ResourceManager.StandByTransitionRunnable 
(Contributed by Laura Adams via Daniel Templeton)
 2017-03-21 14:15:40 -07:00
Varun Saxena 35034653d0 YARN-6353. Clean up OrderingPolicy javadoc (Daniel Templeton via Varun Saxena) 2017-03-20 23:29:09 +05:30
Sunil G 2d0e24eb01 YARN-6328. Fix a spelling mistake in CapacityScheduler. Contributed by Jin Yibo. This closes #202 2017-03-15 14:48:05 +05:30
Ray Chiang 4c66a8d19b YARN-6331. Fix flakiness in TestFairScheduler#testDumpState. (Yufei Gu via rchiang) 2017-03-14 15:09:47 -07:00
Naganarasimha 0a3aa40fe7 YARN-6327. Removing queues from CapacitySchedulerQueueManager and ParentQueue should be done with iterator. Contributed by Jonathan Hung. 2017-03-15 01:22:25 +05:30
Ray Chiang 4db9cc70d0 YARN-6042. Dump scheduler and queue state information into FairScheduler DEBUG log. (Yufei Gu via rchiang) 2017-03-10 16:13:31 -08:00
Jason Lowe 9649c27864 YARN-6321. TestResources test timeouts are too aggressive. Contributed by Eric Badger 2017-03-10 13:06:54 -06:00
Karthik Kambatla a96afae125 YARN-6264. AM not launched when a single vcore is available on the cluster. (Yufei Gu via kasha) 2017-03-09 23:11:54 -08:00
Daniel Templeton 846a0cd678 YARN-1047. Expose # of pre-emptions as a queue counter (Contributed by Karthik Kambatla via Daniel Templeton) 2017-03-09 17:51:47 -08:00
Daniel Templeton 822a74f2ae YARN-6300. NULL_UPDATE_REQUESTS is redundant in TestFairScheduler (Contributed by Yuanbo Liu via Daniel Templeton) 2017-03-09 12:14:33 -08:00
Jason Lowe d7762a5511 YARN-6165. Intra-queue preemption occurs even when preemption is turned off for a specific queue. Contributed by Eric Payne 2017-03-08 16:46:09 -06:00
Sunil G 1eb8186703 YARN-6207. Move application across queues should handle delayed event processing. Contributed by Bibin A Chundatt. 2017-03-08 12:04:30 +05:30
Daniel Templeton e0c239cdbd YARN-6287. RMCriticalThreadUncaughtExceptionHandler.rmContext should be final (Contributed by Corey Barker via Daniel Templeton) 2017-03-07 11:58:48 -08:00
Sunil G c1386a90d7 YARN-6248. user is not removed from UsersManager’s when app is killed with pending container requests. Contributed by Eric Payne. 2017-03-04 13:46:35 +05:30
Junping Du 8db7a8c3ae YARN-6271. yarn rmadin -getGroups returns information from standby RM. Contributed by Jian He. 2017-03-03 14:39:31 -08:00
Ray Chiang 2148b83993 YARN-6218. Fix TestAMRMClient when using FairScheduler. (Miklos Szegedi via rchiang) 2017-03-03 13:04:51 -08:00
Jason Lowe e58fc76030 YARN-6263. NMTokenSecretManagerInRM.createAndGetNMToken is not thread safe. Contributed by Haibo Chen 2017-03-03 08:23:08 -06:00