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[HADOOP-7397] Allow configurable timeouts when connecting to HDFS via java FileSystem API - Hadoop - [issue]
...If the NameNode is not available (in, for example, a network partition event separating the client from the NameNode), and an attempt is made to connect, then the FileSystem api will eventua...
http://issues.apache.org/jira/browse/HADOOP-7397    Author: Scott Fines, 2014-11-12, 19:50
[HADOOP-7191]  BackUpNameNode is using 100% CPU and not accepting any requests. - Hadoop - [issue]
...In our environment, after 3 days long run Backup NameNode is using 100% CPU and not accepting any calls. Thread dump"IPC Server Responder" daemon prio=10 tid=0x00007f86c41c6800 nid=0x3b2a ru...
http://issues.apache.org/jira/browse/HADOOP-7191    Author: Uma Maheswara Rao G, 2014-11-12, 19:43
[expand - 4 more] - Re: Datanode disk configuration - Hadoop - [mail # user]
...Yes. That is why you should consider striping across raid 0 (JBOD)*.......“The race is not to the swift,nor the battle to the strong,but tothose who can see it coming and jump aside.” - Hunt...
   Author: daemeon reiydelle, 2014-11-12, 17:25
[HADOOP-10400] Incorporate new S3A FileSystem implementation - Hadoop - [issue]
...The s3native filesystem has a number of limitations (some of which were recently fixed by HADOOP-9454). This patch adds an s3a filesystem which uses the aws-sdk instead of the jets3t library...
http://issues.apache.org/jira/browse/HADOOP-10400    Author: Jordan Mendelson, 2014-11-12, 10:47
Microsoft patents on local reconstruction codes, HDFS-7345, LEGAL-211 - Hadoop - [mail # dev]
...Hi all,We're working on adding erasure coding to HDFS. One very nice optimizationis local reconstruction codes (LRC), which originates from MicrosoftResearch. We'd like to implement LRC in H...
   Author: Andrew Wang, 2014-11-12, 02:49
[expand - 104 more] - Re: - Hadoop - [mail # user]
...I'm sorry, I send this email without a subject.This is from iostatavg-cpu:  %user   %nice %system %iowait  %steal   %idle           1.98 &nb...
   Author: Premal Shah, 2014-11-12, 00:13
- Hadoop - [mail # user]
...Hi,We recently upgraded from 1.0.4 to 1.2.1 and now have a ton of DFSbalancing to do.On 1.0.4, when I set the bandwidth to 1 or 10 Gbps, the datanodes gotworking and were using a ton of netw...
   Author: Premal Shah, 2014-11-11, 22:44
[HADOOP-11297] how to get all the details of live node and dead node using hadoop api in java - Hadoop - [issue]
...Hi all,I am trying to do my cluster discovery its just my learinig phase.But i want to get same details as we get using http port like 50070 etc.so i am trying to use FSNamesystem class as s...
http://issues.apache.org/jira/browse/HADOOP-11297    Author: sanjay gupta, 2014-11-11, 19:29
[expand - 1 more] - Re: Hadoop Installation on Multihomed Networks - Hadoop - [mail # user]
...You may want to consider configuring host names that embed the subnet inthe host name itself (e.g. foo50, foo40, for foo via each of the 50 and 40subnets). ssh key file contents & etc may ha...
   Author: daemeon reiydelle, 2014-11-11, 16:59
Submit Hive MR jobs to a remote Hadoop 2.4 cluster - Hadoop - [mail # user]
...Hi guys,I am struggling a bit to make Hive submit it's MR jobs to a remoteHadoop cluster. According to the documentation that should be possiblebut it seems that's not really the case, at le...
   Author: peterm_second, 2014-11-11, 15:45
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB