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[HDFS-6069] Quash stack traces when ACLs are disabled - HDFS - [issue]
...When ACLs are disabled, I get a lot of stack traces in the namenode log. It'd be nice to quash them for less spew.14/03/06 13:56:53 INFO ipc.Server: IPC Server handler 9 on 8020, call org.ap...
http://issues.apache.org/jira/browse/HDFS-6069    Author: Andrew Wang, 2014-09-04, 02:15
[HDFS-5936] MiniDFSCluster does not clean data left behind by SecondaryNameNode. - HDFS - [issue]
...Seen this happen on a few Jenkins precommit runs:java.io.IOException: Inconsistent checkpoint fields.LV = -52 namespaceID = 1980502516 cTime = 0 ; clusterId = testClusterID ; blockpoolId = B...
http://issues.apache.org/jira/browse/HDFS-5936    Author: Andrew Wang, 2014-09-04, 02:15
[HDFS-6987] Move CipherSuite xattr information up to the encryption zone root - HDFS - [issue]
...All files within a single EZ need to be encrypted with the same CipherSuite. Because of this, I think we can store the CipherSuite once in the EZ rather than on each file....
http://issues.apache.org/jira/browse/HDFS-6987    Author: Andrew Wang, 2014-09-02, 23:39
[HDFS-6971] Bounded staleness of EDEK caches on the NN - HDFS - [issue]
...The EDEK cache on the NN can hold onto keys after the admin has rolled the key. It'd be good to time-bound the caches, perhaps also providing an explicit "flush" command....
http://issues.apache.org/jira/browse/HDFS-6971    Author: Andrew Wang, 2014-09-02, 23:38
[HDFS-6891] Follow-on work for transparent data at rest encryption - HDFS - [issue]
...This is an umbrella JIRA to track remaining subtasks from HDFS-6134....
http://issues.apache.org/jira/browse/HDFS-6891    Author: Andrew Wang, 2014-08-29, 01:13
[HDFS-6970] Move startFile EDEK retries to the DFSClient - HDFS - [issue]
...Suresh Srinivas pointed out that holding on to an RPC handler while talking to the KMS is bad, since it can exhaust the available handlers. Let's avoid this by doing retries at the DFSClient...
http://issues.apache.org/jira/browse/HDFS-6970    Author: Andrew Wang, 2014-08-29, 01:13
[HDFS-6947] Enhance HAR integration with encryption zones - HDFS - [issue]
http://issues.apache.org/jira/browse/HDFS-6947    Author: Andrew Wang, 2014-08-26, 19:05
[HDFS-4852] libhdfs documentation is out of date - HDFS - [issue]
...The current libhdfs documentation is available here:http://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/LibHdfs.htmlThe paths and env variables here are out of date. HADOOP...
http://issues.apache.org/jira/browse/HDFS-4852    Author: Andrew Wang, 2014-08-24, 06:01
[HDFS-6668] Add and expose KeyProvider-related metrics on NameNode - HDFS - [issue]
...Would be good to expose the health of the KeyProvider on the NameNode, e.g. request latency, # of failures, # ops, etc....
http://issues.apache.org/jira/browse/HDFS-6668    Author: Andrew Wang, 2014-08-20, 20:05
[expand - 2 more] - Re: [VOTE] Merge fs-encryption branch to trunk - HDFS - [mail # dev]
...With 4 binding +1s, 3 non-binding +1s, no -1s, the vote passes. Thankseveryone who gave feedback at this stage, particularly Sanjay and Suresh.I should add that this vote will run for the st...
   Author: Andrew Wang, 2014-08-15, 19:15
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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