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Posted to common-issues@hadoop.apache.org by "Robert Joseph Evans (JIRA)" <ji...@apache.org> on 2012/10/01 21:01:10 UTC
[jira] [Updated] (HADOOP-8775) MR2 distcp permits non-positive
value to -bandwidth option which causes job never to complete
[ https://issues.apache.org/jira/browse/HADOOP-8775?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Robert Joseph Evans updated HADOOP-8775:
----------------------------------------
Fix Version/s: 0.23.5
I pulled this into branch-0.23
> MR2 distcp permits non-positive value to -bandwidth option which causes job never to complete
> ---------------------------------------------------------------------------------------------
>
> Key: HADOOP-8775
> URL: https://issues.apache.org/jira/browse/HADOOP-8775
> Project: Hadoop Common
> Issue Type: Bug
> Affects Versions: 2.0.0-alpha
> Reporter: Sandy Ryza
> Assignee: Sandy Ryza
> Fix For: 2.0.2-alpha, 0.23.5
>
> Attachments: diff2.txt, HADOOP-8775.patch
>
>
> The likelihood that someone would want to enter a non-positive value for -bandwidth seems really low. However, the job would never complete if a non-positive value was specified. It'd just get stuck at map 100%. Luckily, a positive value would always lead to the job completing.
> {noformat}
> bash-4.1$ hadoop distcp -bandwidth 0 hdfs://c1204.hal.cloudera.com:17020/user/hdfs/in-dir hdfs://c1204.hal.cloudera.com:17020/user/hdfs/in-dir58
> hadoop distcp -bandwidth 0 hdfs://c1204.hal.cloudera.com:17020/user/hdfs/in-dir hdfs://c1204.hal.cloudera.com:17020/user/hdfs/in-dir58
> 12/05/23 15:53:01 INFO tools.DistCp: Input Options: DistCpOptions{atomicCommit=false, syncFolder=false, deleteMissing=false, ignoreFailures=false, maxMaps=20, sslConfigurationFile='null', copyStrategy='uniformsiz\
> e', sourceFileListing=null, sourcePaths=[hdfs://c1204.hal.cloudera.com:17020/user/hdfs/in-dir], targetPath=hdfs://c1204.hal.cloudera.com:17020/user/hdfs/in-dir58}
> 12/05/23 15:53:02 WARN conf.Configuration: io.sort.mb is deprecated. Instead, use mapreduce.task.io.sort.mb
> 12/05/23 15:53:02 WARN conf.Configuration: io.sort.factor is deprecated. Instead, use mapreduce.task.io.sort.factor
> 12/05/23 15:53:02 INFO util.NativeCodeLoader: Loaded the native-hadoop library
> 12/05/23 15:53:03 INFO mapreduce.JobSubmitter: number of splits:3
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.jar is deprecated. Instead, use mapreduce.job.jar
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.map.tasks.speculative.execution is deprecated. Instead, use mapreduce.map.speculative
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.reduce.tasks is deprecated. Instead, use mapreduce.job.reduces
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.mapoutput.value.class is deprecated. Instead, use mapreduce.map.output.value.class
> 12/05/23 15:53:04 WARN conf.Configuration: mapreduce.map.class is deprecated. Instead, use mapreduce.job.map.class
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.job.name is deprecated. Instead, use mapreduce.job.name
> 12/05/23 15:53:04 WARN conf.Configuration: mapreduce.inputformat.class is deprecated. Instead, use mapreduce.job.inputformat.class
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.output.dir is deprecated. Instead, use mapreduce.output.fileoutputformat.outputdir
> 12/05/23 15:53:04 WARN conf.Configuration: mapreduce.outputformat.class is deprecated. Instead, use mapreduce.job.outputformat.class
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.map.tasks is deprecated. Instead, use mapreduce.job.maps
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.mapoutput.key.class is deprecated. Instead, use mapreduce.map.output.key.class
> 12/05/23 15:53:04 WARN conf.Configuration: mapred.working.dir is deprecated. Instead, use mapreduce.job.working.dir
> 12/05/23 15:53:04 INFO mapred.ResourceMgrDelegate: Submitted application application_1337808305464_0014 to ResourceManager at c1204.hal.cloudera.com/172.29.98.195:8040
> 12/05/23 15:53:04 INFO mapreduce.Job: The url to track the job: http://auto0:8088/proxy/application_1337808305464_0014/
> 12/05/23 15:53:04 INFO tools.DistCp: DistCp job-id: job_1337808305464_0014
> 12/05/23 15:53:04 INFO mapreduce.Job: Running job: job_1337808305464_0014
> 12/05/23 15:53:09 INFO mapreduce.Job: Job job_1337808305464_0014 running in uber mode : false
> 12/05/23 15:53:09 INFO mapreduce.Job: map 0% reduce 0%
> 12/05/23 15:53:14 INFO mapreduce.Job: map 33% reduce 0%
> 12/05/23 15:53:19 INFO mapreduce.Job: map 100% reduce 0%
> {noformat}
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