[HBASE-17970] Set yarn.app.mapreduce.am.staging-dir when starting MiniMRCluster

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0.0
• Component/s: mapreduce, snapshots, test
• Assignee: Duo Zhang
• Reporter: Duo Zhang
• Created: 27/Apr/17 13:33
• Updated: 01/Aug/18 06:21
• Resolved: 28/Apr/17 18:16

Description

As discussed in mailing-list

https://builds.apache.org/job/HBASE-Flaky-Tests/15333/artifact/hbase-server/target/surefire-reports/org.apache.hadoop.hbase.snapshot.TestMobExportSnapshot-output.txt/*view*/

Test*ExportSnapshot will fail if they are executed concurrently because of they share the same staging directory.

java.io.FileNotFoundException: File
file:/tmp/hadoop-yarn/staging/jenkins/.staging/job_1492809330233_0001/job.split
does not exist
        at org.apache.hadoop.fs.RawLocalFileSystem.deprecatedGetFileStatus(RawLocalFileSystem.java:606)
        at org.apache.hadoop.fs.RawLocalFileSystem.getFileLinkStatusInternal(RawLocalFileSystem.java:819)
        at org.apache.hadoop.fs.RawLocalFileSystem.getFileStatus(RawLocalFileSystem.java:596)
        at org.apache.hadoop.fs.FilterFileSystem.getFileStatus(FilterFileSystem.java:421)
        at org.apache.hadoop.yarn.util.FSDownload.copy(FSDownload.java:253)
        at org.apache.hadoop.yarn.util.FSDownload.access$000(FSDownload.java:63)
        at org.apache.hadoop.yarn.util.FSDownload$2.run(FSDownload.java:361)
        at org.apache.hadoop.yarn.util.FSDownload$2.run(FSDownload.java:359)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
        at org.apache.hadoop.yarn.util.FSDownload.call(FSDownload.java:359)
        at org.apache.hadoop.yarn.util.FSDownload.call(FSDownload.java:62)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)

We need to set yarn.app.mapreduce.am.staging-dir to let hem use different directories.

Issue Links

• is related to: HBASE-20982 [branch-1] TestExportSnapshot and TestSecureExportSnapshot are flaky