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[HDFS-5064] Standby checkpoints should not block concurrent readers - HDFS - [issue]
...We've observed an issue which causes fetches of the /jmx page of the NN to take a long time to load when the standby is in the process of creating a checkpoint.Even though both creating the ...
http://issues.apache.org/jira/browse/HDFS-5064    Author: Aaron T. Myers, 2014-04-15, 01:11
[HDFS-6056] Clean up NFS config settings - HDFS - [issue]
...As discussed on HDFS-6050, there's a few opportunities to improve the config settings related to NFS. This JIRA is to implement those changes....
http://issues.apache.org/jira/browse/HDFS-6056    Author: Aaron T. Myers, 2014-04-09, 02:33
[HDFS-5840] Follow-up to HDFS-5138 to improve error handling during partial upgrade failures - HDFS - [issue]
...Suresh posted some good comment in HDFS-5138 after that patch had already been committed to trunk. This JIRA is to address those. See the first comment of this JIRA for the full content of t...
http://issues.apache.org/jira/browse/HDFS-5840    Author: Aaron T. Myers, 2014-03-25, 14:03
[HDFS-6112] NFS Gateway docs are incorrect for allowed hosts configuration - HDFS - [issue]
...The NFS gateway export configuration docs say that the machine name configuration can be "wildcards" and provides the example "host*.example.com". The term "wildcard" and this example might ...
http://issues.apache.org/jira/browse/HDFS-6112    Author: Aaron T. Myers, 2014-03-19, 14:59
[HDFS-3405] Checkpointing should use HTTP POST or PUT instead of GET-GET to send merged fsimages - HDFS - [issue]
...As Todd points out in this comment, the current scheme for a checkpointing daemon to upload a merged fsimage file to an NN is to issue an HTTP get request to tell the target NN to issue anot...
http://issues.apache.org/jira/browse/HDFS-3405    Author: Aaron T. Myers, 2014-03-11, 14:59
[HDFS-6033] PBImageXmlWriter incorrectly handles processing cache directives - HDFS - [issue]
...When attempting to process cache directives in PBImageXmlWriter#dumpCacheManagerSection, we incorrectly loop the number of cache pools, not directives....
http://issues.apache.org/jira/browse/HDFS-6033    Author: Aaron T. Myers, 2014-03-01, 14:51
[HDFS-5922] DN heartbeat thread can get stuck in tight loop - HDFS - [issue]
...We saw an issue recently on a test cluster where one of the DN threads was consuming 100% of a single CPU. Running jstack indicated that it was the DN heartbeat thread. I believe I've tracke...
http://issues.apache.org/jira/browse/HDFS-5922    Author: Aaron T. Myers, 2014-02-25, 14:51
[HDFS-5921] Cannot browse file system via NN web UI if any directory has the sticky bit set - HDFS - [issue]
...You'll see an error like this in the JS console if any directory has the sticky bit set:'helper_to_permission': function(chunk, ctx, bodies, params) {....var exec = ((parms.perm % 10) & ...
http://issues.apache.org/jira/browse/HDFS-5921    Author: Aaron T. Myers, 2014-02-11, 14:52
[HDFS-3637] Add support for encrypting the DataTransferProtocol - HDFS - [issue]
...Currently all HDFS RPCs performed by NNs/DNs/clients can be optionally encrypted. However, actual data read or written between DNs and clients (or DNs to DNs) is sent in the clear. When proc...
http://issues.apache.org/jira/browse/HDFS-3637    Author: Aaron T. Myers, 2014-02-07, 20:50
[HDFS-2264] NamenodeProtocol has the wrong value for clientPrincipal in KerberosInfo annotation - HDFS - [issue]
...The @KerberosInfo annotation specifies the expected server and client principals for a given protocol in order to look up the correct principal name from the config. The NamenodeProtocol has...
http://issues.apache.org/jira/browse/HDFS-2264    Author: Aaron T. Myers, 2014-01-22, 21:10
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