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[HDFS-4773] Fix bugs in quota usage updating/computation - HDFS - [issue]
...1. FileWithSnapshot#updateQuotaAndCollectBlocks did not consider the scenario that all the snapshots has been deleted from a snapshot copy of deleted file. This may lead to a divide-by-0 err...
http://issues.apache.org/jira/browse/HDFS-4773    Author: Jing Zhao, 2013-04-30, 14:14
[HDFS-4761] Refresh INodeMap in FSDirectory#reset() - HDFS - [issue]
...When resetting FSDirectory, the inodeMap should also be reset. I.e., we should clear the inodeMap and then put in the new root node....
http://issues.apache.org/jira/browse/HDFS-4761    Author: Jing Zhao, 2013-04-27, 15:06
[HDFS-4650] Add rename test in TestSnapshot - HDFS - [issue]
...Add more unit tests and update current unit tests to cover different cases for rename with existence of snapshottable directories and snapshots....
http://issues.apache.org/jira/browse/HDFS-4650    Author: Jing Zhao, 2013-04-27, 14:15
[HDFS-4757] Update FSDirectory#inodeMap when replacing an INodeDirectory while setting quota - HDFS - [issue]
...When setting quota to a directory, we may need to replace the original directory node with a new node with the same id. We need to update the inodeMap after the node replacement....
http://issues.apache.org/jira/browse/HDFS-4757    Author: Jing Zhao, 2013-04-26, 15:07
[HDFS-4742] Fix appending to a renamed file with snapshot - HDFS - [issue]
...Fix bug for appending a renamed file....
http://issues.apache.org/jira/browse/HDFS-4742    Author: Jing Zhao, 2013-04-26, 14:09
[HDFS-4749] Use INodeId to identify the corresponding directory node for FSImage saving/loading - HDFS - [issue]
...Currently in fsimage, we use the path to locate a directory node for later loading, i.e., when loading a subtree from fsimage, we first read the path of the directory node, and resolve the p...
http://issues.apache.org/jira/browse/HDFS-4749    Author: Jing Zhao, 2013-04-26, 14:09
[HDFS-4729] Fix OfflineImageViewer and permission checking for snapshot operations - HDFS - [issue]
...The format of FSImage is updated after supporting rename with snapshots. We need to update OfflineImageViewer accordingly.Also, some permission checks in FSNamesystem are incorrect....
http://issues.apache.org/jira/browse/HDFS-4729    Author: Jing Zhao, 2013-04-25, 14:08
[HDFS-4686] Fix quota computation for rename with snapshots - HDFS - [issue]
...Currently after a rename operation within/from a snapshottable directory, a reference node is created in both src and dst subtree, pointing to the original renamed inode. With this change th...
http://issues.apache.org/jira/browse/HDFS-4686    Author: Jing Zhao, 2013-04-25, 14:08
[HDFS-4124] Refactor INodeDirectory#getExistingPathINodes() to enable returning more than INode array - HDFS - [issue]
...Currently INodeDirectory#getExistingPathINodes() uses an INode array to return the INodes resolved from the given path. For snapshot we need the function to be able to return more informatio...
http://issues.apache.org/jira/browse/HDFS-4124    Author: Jing Zhao, 2013-04-24, 17:11
[HDFS-4726] Fix test failures after merging the mapping from INodeId to INode - HDFS - [issue]
...We have several test failures after merging HDFS-4434 from trunk. This jira is created to fix the test failures....
http://issues.apache.org/jira/browse/HDFS-4726    Author: Jing Zhao, 2013-04-23, 14:09
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