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[expand - 1 more] - Re: Hadoop encryption module as Apache Chimera incubator project - HDFS - [mail # dev]
...+1 for Hadoop depending upon Chimera, assuming Chimera can gethosted/released under some Apache project umbrella. If that's ApacheCommons (which makes a lot of sense to me) then I'm also a b...
   Author: Aaron T. Myers, 2016-01-21, 01:45
[HDFS-3439] Balancer exits if fs.defaultFS is set to a different, but semantically identical, URI from dfs.namenode.rpc-address - HDFS - [issue]
...The balancer determines the set of NN URIs to balance by looking at fs.defaultFS and all possible dfs.namenode.(service)rpc-address settings. If fs.defaultFS is, for example, set to "hdfs://...
http://issues.apache.org/jira/browse/HDFS-3439    Author: Aaron T. Myers, 2015-12-03, 21:48
[HDFS-3745] fsck prints that it's using KSSL even when it's in fact using SPNEGO for authentication - HDFS - [issue]
...In branch-2 (which exclusively uses SPNEGO for HTTP authentication) and in branch-1 (which can optionally use SPNEGO for HTTP authentication), running fsck will print the following, which is...
http://issues.apache.org/jira/browse/HDFS-3745    Author: Aaron T. Myers, 2015-11-04, 00:20
[HDFS-2746] Add a parameter to `hdfs dfsadmin -saveNamespace' to allow an arbitrary storage dir - HDFS - [issue]
...Presently `hdfs dfsadmin -saveNamespace' will attempt to save a snapshot of the file system metadata state into all configured storage dirs. It would be nice if we could optionally specify a...
http://issues.apache.org/jira/browse/HDFS-2746    Author: Aaron T. Myers, 2015-10-30, 22:30
Re: INotify stability - HDFS - [mail # dev]
...Hey Mohammad,Ravi's suggestion of getting a heap dump would almost certainly let you getto the bottom of this, but I'll just throw out there that it sounds likeyou may have been hitting http...
   Author: Aaron T. Myers, 2015-09-16, 19:59
[HDFS-8193] Add the ability to delay replica deletion for a period of time - HDFS - [issue]
...When doing maintenance on an HDFS cluster, users may be concerned about the possibility of administrative mistakes or software bugs deleting replicas of blocks that cannot easily be restored...
http://issues.apache.org/jira/browse/HDFS-8193    Author: Aaron T. Myers, 2015-05-27, 18:36
[HDFS-5223] Allow edit log/fsimage format changes without changing layout version - HDFS - [issue]
...Currently all HDFS on-disk formats are version by the single layout version. This means that even for changes which might be backward compatible, like the addition of a new edit log op code,...
http://issues.apache.org/jira/browse/HDFS-5223    Author: Aaron T. Myers, 2015-05-19, 18:54
[HDFS-4448] Allow HA NN to start in secure mode with wildcard address configured - HDFS - [issue]
...Currently if one tries to configure HA NNs use the wildcard HTTP address when security is enabled, the NN will fail to start with an error like the following:java.lang.IllegalArgumentExcepti...
http://issues.apache.org/jira/browse/HDFS-4448    Author: Aaron T. Myers, 2015-04-23, 14:38
[HDFS-8194] Add administrative tool to be able to examine the NN's view of DN storages - HDFS - [issue]
...The NN has long had facilities to be able to list all of the DNs that are registered with it. It would be great if there were an administrative tool be able to list all of the individual sto...
http://issues.apache.org/jira/browse/HDFS-8194    Author: Aaron T. Myers, 2015-04-22, 21:55
[HDFS-2350] Secure DN doesn't print output to console when started interactively - HDFS - [issue]
...If one starts a secure DN (using jsvc) interactively, the output is not printed to the console, but instead ends up in $HADOOP_LOG_DIR/jsvc.err and $HADOOP_LOG_DIR/jsvc.out....
http://issues.apache.org/jira/browse/HDFS-2350    Author: Aaron T. Myers, 2015-03-16, 19:49
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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