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Date: Tue, 28 Jun 2016 13:45:57 +0000 (UTC)
From: "Hadoop QA (JIRA)" <jira@apache.org>
To: yarn-issues@hadoop.apache.org
Message-ID: <JIRA.12958410.1460536662000.6785.1467121557589@Atlassian.JIRA>
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Subject: [jira] [Commented] (YARN-4954) TestYarnClient.testReservationAPIs
 fails on machines with less than 4 GB available memory
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archived-at: Tue, 28 Jun 2016 13:46:01 -0000


    [ https://issues.apache.org/jira/browse/YARN-4954?page=3Dcom.atlassian.=
jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D15352=
998#comment-15352998 ]=20

Hadoop QA commented on YARN-4954:
---------------------------------

| (x) *{color:red}-1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s {=
color} | {color:blue} Docker mode activated. {color} |
| {color:red}-1{color} | {color:red} patch {color} | {color:red} 0m 5s {col=
or} | {color:red} YARN-4954 does not apply to trunk. Rebase required? Wrong=
 Branch? See https://wiki.apache.org/hadoop/HowToContribute for help. {colo=
r} |
\\
\\
|| Subsystem || Report/Notes ||
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/1279847=
2/YARN-4954.001.patch |
| JIRA Issue | YARN-4954 |
| Console output | https://builds.apache.org/job/PreCommit-YARN-Build/12155=
/console |
| Powered by | Apache Yetus 0.3.0   http://yetus.apache.org |


This message was automatically generated.


> TestYarnClient.testReservationAPIs fails on machines with less than 4 GB =
available memory
> -------------------------------------------------------------------------=
----------------
>
>                 Key: YARN-4954
>                 URL: https://issues.apache.org/jira/browse/YARN-4954
>             Project: Hadoop YARN
>          Issue Type: Test
>          Components: test
>    Affects Versions: 3.0.0-alpha1
>            Reporter: Gergely Nov=C3=A1k
>            Assignee: Gergely Nov=C3=A1k
>            Priority: Minor
>         Attachments: YARN-4954.001.patch
>
>
> TestYarnClient.testReservationAPIs sometimes fails with this error:
> {noformat}
> java.lang.AssertionError: org.apache.hadoop.yarn.server.resourcemanager.r=
eservation.exceptions.PlanningException: The request cannot be satisfied
> =09at org.apache.hadoop.yarn.ipc.RPCUtil.getRemoteException(RPCUtil.java:=
38)
> =09at org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.submi=
tReservation(ClientRMService.java:1254)
> =09at org.apache.hadoop.yarn.api.impl.pb.service.ApplicationClientProtoco=
lPBServiceImpl.submitReservation(ApplicationClientProtocolPBServiceImpl.jav=
a:457)
> =09at org.apache.hadoop.yarn.proto.ApplicationClientProtocol$ApplicationC=
lientProtocolService$2.callBlockingMethod(ApplicationClientProtocol.java:51=
5)
> =09at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.c=
all(ProtobufRpcEngine.java:637)
> =09at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:989)
> =09at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2422)
> =09at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2418)
> =09at java.security.AccessController.doPrivileged(Native Method)
> =09at javax.security.auth.Subject.doAs(Subject.java:415)
> =09at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInfor=
mation.java:1742)
> =09at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2416)
> Caused by: org.apache.hadoop.yarn.server.resourcemanager.reservation.exce=
ptions.PlanningException: The request cannot be satisfied
> =09at org.apache.hadoop.yarn.server.resourcemanager.reservation.planning.=
IterativePlanner.computeJobAllocation(IterativePlanner.java:151)
> =09at org.apache.hadoop.yarn.server.resourcemanager.reservation.planning.=
PlanningAlgorithm.allocateUser(PlanningAlgorithm.java:64)
> =09at org.apache.hadoop.yarn.server.resourcemanager.reservation.planning.=
PlanningAlgorithm.createReservation(PlanningAlgorithm.java:140)
> =09at org.apache.hadoop.yarn.server.resourcemanager.reservation.planning.=
TryManyReservationAgents.createReservation(TryManyReservationAgents.java:55=
)
> =09at org.apache.hadoop.yarn.server.resourcemanager.reservation.planning.=
AlignedPlannerWithGreedy.createReservation(AlignedPlannerWithGreedy.java:84=
)
> =09at org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.submi=
tReservation(ClientRMService.java:1237)
> =09... 10 more
> =09at org.junit.Assert.fail(Assert.java:88)
> =09at org.apache.hadoop.yarn.client.api.impl.TestYarnClient.testReservati=
onAPIs(TestYarnClient.java:1227)
> {noformat}
> This is caused by really not having enough available memory to complete t=
he reservation (4 * 1024 MB). In my opinion lowering the required memory (e=
ither by lowering the number of containers to 2, or the memory to 512 MB) w=
ould make the test more stable.=20


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