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Todd Lipcon updated HDFS-918:
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Component/s: performance
> Use single Selector and small thread pool to replace many instances of
> Bl
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-branch20-append.patch
Managed to get back to this.
Rebased on branch-20-append.
Fixed re
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Jay Booth updated HDFS-918:
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Attachment: hbase-hdfs-benchmarks.ods
Benchmarked on EC2 this weekend, I set up 0.20.2-append clean, a copy wit
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-pool.patch
Here's the patch with just the filechannel pool improvements. This one showed
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Jay Booth updated HDFS-918:
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Attachment: hdfs-multiplex.patch
Here's a first implementation -- it works, passes TestDistributedFileSystem,
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-20100201.patch
New patch..
* new configuration params: dfs.datanode.multiplexBlockSende
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-20100203.patch
New patch. Streamlined MultiplexedBlockSender, we now have one selector pe
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-20100211.patch
Here's my latest patch. I replaced the dependency on commons-pool for
fil
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-20100228.patch
New patch -- Took Zlatin's advice and utilized selectionKey.interestOps(0)
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-20100309.patch
New patch and better benchmarks:
Environment:
8x2GHz, 7GB RAM, namenode
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-0.20.2.patch
0.20.2 compatible patch!
A couple people mentioned that it would be much eas
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Jay Booth updated HDFS-918:
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Attachment: hdfs-200+826+918-branch20.patch
I heard all the cool kids are running HDFS-200 and HDFS-826 on thei
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Jay Booth updated HDFS-918:
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Attachment: (was: hdfs-918-0.20.2.patch)
> Use single Selector and small thread pool to replace many instan
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-branch20.2.patch
Cleaned up a bug in the BlockChannelPool.cleanup() code, added new unit t
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Jay Booth updated HDFS-918:
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Attachment: (was: hdfs-200+826+918-branch20.patch)
> Use single Selector and small thread pool to replace m
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Jay Booth updated HDFS-918:
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Attachment: (was: hdfs-918-branch20.2.patch)
> Use single Selector and small thread pool to replace many in
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-branch20.2.patch
Straightened out the block not found thing with Andrew, that was on his e
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Jay Booth updated HDFS-918:
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Attachment: hdfs-918-TRUNK.patch
Trunk patch with previous fixes.
> Use single Selector and small thread poo
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