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Colin Patrick McCabe
Tsz Wo Nicholas Sze
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[HDFS-5172] Handle race condition for writes
...When an unstable write arrives, the following happens: 1. retrieves the OpenFileCtx2. create asyn task to write it to hdfsThe race is that, the OpenFileCtx could be closed by the StreamMonit...
, 2013-11-08, 19:36
[HDFS-5252] Stable write is not handled correctly in someplace
...When the client asks for a stable write but the prerequisite writes are not transferred to NFS gateway, the stableness can't be honored. NFS gateway has to treat the write as unstable write ...
, 2013-11-08, 13:36
[HDFS-5171] NFS should create input stream for a file and try to share it with multiple read requests
...Currently, NFS creates an input steam for each read request and closes it after the request is served. With lots of read request, the overhead is significant. Like for write request, NFS sho...
, 2013-10-25, 15:10
[HDFS-5330] fix readdir and readdirplus for large directories
, 2013-10-15, 22:37
[HDFS-5337] should do hsync for a commit request even there is no pending writes
...HDFS-5281 introduced a regression that hsync is not executed when a commit request arrives with no pending writes for the same file. This JIRA is to track the fix....
, 2013-10-10, 15:19
[HDFS-3538] TestBlocksWithNotEnoughRacks fails
...It failed for a few days in jenkins test....
, 2013-10-06, 17:17
[HDFS-5268] NFS write commit verifier is not set in a few places
...Each time, after server reboot a WRITE_COMMIT_VERF is created and passed to NFS client with write or commit response. If this verifier is not correctly set in the response, some NFS client(e...
, 2013-09-28, 14:46
[HDFS-5085] Refactor o.a.h.nfs to support different types of authentications
...1. Add Credentials and Verifier definitions. 2. Update Nfs3Interface.java and add SessionSecurityHandler to allow the support of different types of authentications.3. Update RpcProgrammNfs3....
, 2013-09-25, 00:33
[HDFS-5249] Fix dumper thread which may die silently
...Dumper thread can get an NPE when the WriteCtx it's about to work on is just deleted by write back thread. A dead dumper thread could cause out-of-memory error when too many pending writes a...
, 2013-09-25, 00:33
[HDFS-5199] Add more debug trace for NFS READ and WRITE
...Before more sophisticated utility is added, the simple trace indicating start/end serving request can help debug errors and collect statistic information....
, 2013-09-18, 07:18
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