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[HADOOP-10461] Create an extensible single point entry for of HCFS tests - using RawLocalFileSystem as example impl. - Hadoop - [issue]
...Currently alot of manual inheritance and stub classes are required in order to run the FileSystemBaseContract and FSMainOperations tests.   This means that the HCFS Test suite for any g...
http://issues.apache.org/jira/browse/HADOOP-10461    Author: jay vyas, 2014-08-20, 19:30
Re: hadoop/yarn and task parallelization on non-hdfs filesystems - Hadoop - [mail # user]
...Your FileSystem implementation should provide specific tuning parametersfor IO.For example, in the GlusterFileSystem, we have a buffer parameter that istypicallyembedded into the core-site.x...
   Author: jay vyas, 2014-08-15, 15:38
Re: Hadoop 2.4 test jar files. - Hadoop - [mail # user]
...FYI, the FS tests have just been overhauled and im not sure if those jarshave the latest FS tests (hadoop-9361).  For those tests its easy to addthem by building hadoop and just adding ...
   Author: jay vyas, 2014-07-22, 19:30
Re: Bench-marking Hadoop Performance - Hadoop - [mail # user]
...There are alot of tests out there and it can be tough to determine what isa "standard".- TeraGen/TearSort and testdfsio are starting points.- Various other non apache projects (such as ycsb ...
   Author: jay vyas, 2014-07-22, 17:18
[HADOOP-10405]  CLOVER coverage analysis for Hadoop-Commoon tests - Hadoop - [issue]
...Part of the HCFS initiative involves defining test coverage goals for the FileSystem interface.  To do this we first need to evaluate existing coverage.We can't directly measure test co...
http://issues.apache.org/jira/browse/HADOOP-10405    Author: jay vyas, 2014-07-19, 20:07
Re: Hadoop virtual machine - Hadoop - [mail # user]
...I really like the Cascading recipes above, thanks for sharing that !Also we have *apache bigtop vagrant recipes* which we curate for this kindof thing, which are really useful.  You can...
   Author: jay vyas, 2014-07-06, 18:01
[HADOOP-10723] FileSystem deprecated filesystem name warning : Make error message HCFS compliant - Hadoop - [issue]
...In the FileSystem.java class we've found that if we have an alternative filesystem (i.e. xyz://) and we enter it without slashes, we get an hdfs specific error message.  There are two p...
http://issues.apache.org/jira/browse/HADOOP-10723    Author: jay vyas, 2014-06-19, 14:22
[HADOOP-10505] Multitenant LinuxContainerExecutor is incompatible with Simple Security mode. - Hadoop - [issue]
...As of hadoop 2.3.0, commit cc74a18c makes it so that nonsecureLocalUser replaces the user who submits a job if security is disabled:  return UserGroupInformation.isSecurityEnabled() ? u...
http://issues.apache.org/jira/browse/HADOOP-10505    Author: jay vyas, 2014-04-15, 18:00
[HADOOP-10464] Make TestTrash compatible with HADOOP-10461 . - Hadoop - [issue]
...The current TestTrash implementation is like a  static utility class public static void trashShell(final Configuration conf, final Path base,      FileSystem tr...
http://issues.apache.org/jira/browse/HADOOP-10464    Author: jay vyas, 2014-04-06, 20:04
[HADOOP-10463] Bring RawLocalFileSystem test coverage to 100% - Hadoop - [issue]
...RawLocalFileSystem coverage is at about 80% (measured with cobertura) at the moment.  A few notable untested code paths are: primitiveMkdir markSupported int read()Lets get it as close ...
http://issues.apache.org/jira/browse/HADOOP-10463    Author: jay vyas, 2014-04-04, 12:14
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