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[HDFS-3398] Client will not retry when primaryDN is down once it's just got pipeline - HDFS - [issue]
...Scenario:=========Start NN and three DN"SGet the datanode to which blocks has to be replicated.from nodes = nextBlockOutputStream(src);Before start writing to the DN ,kill the primary DN.// ...
http://issues.apache.org/jira/browse/HDFS-3398    Author: Brahma Reddy Battula, 2014-09-04, 01:59
[HDFS-3744] Decommissioned nodes are included in cluster after switch which is not expected - HDFS - [issue]
...Scenario:=========Start ANN and SNN with three DN'sExclude DN1 from cluster by using decommission feature (./hdfs dfsadmin -fs hdfs://ANNIP:8020 -refreshNodes)After decommission successful,d...
http://issues.apache.org/jira/browse/HDFS-3744    Author: Brahma Reddy Battula, 2014-07-16, 09:01
[HDFS-6641] [ HDFS- File Concat ] Concat will fail when target file is having one block which is not full - HDFS - [issue]
...sually we can't ensure lastblock alwaysfull...please let me know purpose of following check..    long blockSize = trgInode.getPreferredBlockSize();    // check ...
http://issues.apache.org/jira/browse/HDFS-6641    Author: Brahma Reddy Battula, 2014-07-15, 07:07
[HDFS-6640] [ Web HDFS ] Syntax for MKDIRS, CREATESYMLINK, and SETXATTR are given wrongly(missed webhdfs/v1).). - HDFS - [issue]
...Need to correct the following :Make a DirectorySubmit a HTTP PUT request.curl -i -X PUT "http://<HOST>:<PORT>/<PATH>?op=MKDIRS[&permission=<OCTAL>]"Create...
http://issues.apache.org/jira/browse/HDFS-6640    Author: Brahma Reddy Battula, 2014-07-11, 14:56
[HDFS-6646] [ HDFS Rolling Upgrade - Shell  ] shutdownDatanode and getDatanodeInfo usage is missed - HDFS - [issue]
...Usage message is missed for shutdownDatanode and getdatanodeinfoPlease check the following for same..(It's printing whole usage for dfsadmin)hdfs dfsadmin -shutdownDatanodeUsage: java DFSAdm...
http://issues.apache.org/jira/browse/HDFS-6646    Author: Brahma Reddy Battula, 2014-07-10, 15:55
[HDFS-6639] [ HDFS Rolling Upgrade- UI ] Time format needs to change once cluster is in upgrade state - HDFS - [issue]
...Steps :hdfs dfsadmin -rollingUpgrade prepareCheck the Namenode UI..Coming like below:Rolling upgrade started at Tue Jul 08 2014 18:34:35 GMT+0530 (Sri Lanka Standard Time). Rollback image ha...
http://issues.apache.org/jira/browse/HDFS-6639    Author: Brahma Reddy Battula, 2014-07-10, 05:48
[HDFS-6642] [ FsShell - help message ] Need to refactor usage info for shell commands - HDFS - [issue]
...Following two can be refactored, 1 ) private final String usagePrefix =    "Usage: hadoop fs [generic options]";This will come for hadoop fs,hdfs dfs...I feel, it can ...
http://issues.apache.org/jira/browse/HDFS-6642    Author: Brahma Reddy Battula, 2014-07-08, 14:56
[HDFS-5529] { Disk Fail } Can we shutdown the DN when it meet's disk failed condition - HDFS - [issue]
...Scenario :========had configured the two dir's for the datanodeOne dir is not having the permissions,Hence is throwing following exception and getting NPE while sending the heartbeat..2013-1...
http://issues.apache.org/jira/browse/HDFS-5529    Author: Brahma Reddy Battula, 2014-02-18, 12:04
[HDFS-5927] Corrupted blocks value is not updating in jmx(FSNamesystemMBean) - HDFS - [issue]
...Steps - 1)- Write data to HDFS.2)- Corrupt some blocks.3)- Check whether Corrupted blocks count is updating in jmxObserved output - JMX is showing always count zero where fsck report had sho...
http://issues.apache.org/jira/browse/HDFS-5927    Author: Brahma Reddy Battula, 2014-02-18, 06:57
[HDFS-3735] NameNode WebUI should allow sorting live datanode list by fields Block Pool Used, Block Pool Used(%) and Failed Volumes. - HDFS - [issue]
...Live datanode list is not correctly sorted for columns Block Pool Used (GB),Block Pool Used (%)  and Failed Volumes. Read comments for more details....
http://issues.apache.org/jira/browse/HDFS-3735    Author: Brahma Reddy Battula, 2014-02-05, 13:22
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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