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[HDFS-5771] Track progress when loading fsimage - HDFS - [issue]
...The old code that loads the fsimage tracks the progress during loading. This jira proposes to implement the same functionality in the new code which serializes the fsimage using protobuf.....
http://issues.apache.org/jira/browse/HDFS-5771    Author: Haohui Mai, 2014-01-24, 18:40
[HDFS-5808] Implement cancellation when saving FSImage - HDFS - [issue]
...The code should be able to cancel the progress of saving fsimage / checkpointing. When fail over happens, the code needs to timely cancel the checkpoint operations so that the fail over sequ...
http://issues.apache.org/jira/browse/HDFS-5808    Author: Haohui Mai, 2014-01-23, 20:30
[HDFS-5744] Serialize information for token managers in protobuf - HDFS - [issue]
...This jira proposes to serialize the information related to delegation token, namely the state of the secret manager in protobuf....
http://issues.apache.org/jira/browse/HDFS-5744    Author: Haohui Mai, 2014-01-21, 02:01
[HDFS-5774] Serialize CachePool directives in protobuf - HDFS - [issue]
...This jira proposes to implement serialize cache pool directives in protobuf....
http://issues.apache.org/jira/browse/HDFS-5774    Author: Haohui Mai, 2014-01-21, 01:18
[HDFS-5725] Remove compression support from FSImage - HDFS - [issue]
...As proposed in HDFS-5722, this jira removes the support of compression in the FSImage format....
http://issues.apache.org/jira/browse/HDFS-5725    Author: Haohui Mai, 2014-01-21, 01:10
[HDFS-5722] Implement compression in the HTTP server of SNN / SBN instead of FSImage - HDFS - [issue]
...The current FSImage format support compression, there is a field in the header which specifies the compression codec used to compress the data in the image. The main motivation was to reduce...
http://issues.apache.org/jira/browse/HDFS-5722    Author: Haohui Mai, 2014-01-21, 01:09
[HDFS-5743] Use protobuf to serialize snapshot information - HDFS - [issue]
...This jira tracks the efforts of using protobuf to serialize snapshot-related information in FSImage....
http://issues.apache.org/jira/browse/HDFS-5743    Author: Haohui Mai, 2014-01-21, 00:57
[HDFS-5793] Optimize the serialization of PermissionStatus - HDFS - [issue]
...PermissionStatus contains the user name, the group name and the permission. It is serialized into two strings and a short.Note that the size of unique user / groups names are relatively smal...
http://issues.apache.org/jira/browse/HDFS-5793    Author: Haohui Mai, 2014-01-18, 01:24
[HDFS-5785] Serialize symlink in protobuf - HDFS - [issue]
...This jira proposes to serialize symlink related information in protobuf format....
http://issues.apache.org/jira/browse/HDFS-5785    Author: Haohui Mai, 2014-01-18, 00:53
[HDFS-5783] Compute the digest before loading FSImage - HDFS - [issue]
...When loading the fsimage, the current code computes its MD5 digest on-the-fly. It does not work when the code does not read all the sections in strictly sequential order.This jira proposes t...
http://issues.apache.org/jira/browse/HDFS-5783    Author: Haohui Mai, 2014-01-18, 00:48
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