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Re: [DISCUSS] Remove append? - HDFS - [mail # dev]
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...Hi Dave, Your opinion is very much appreciated. Thanks, On Wed, Mar 21, 2012 at 5:36 AM, Dave Shine wrote: y opinion carries. But I have been hoping to see append be...
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Author: Konstantin Shvachko,
2012-03-22, 08:11
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[HDFS-107] Data-nodes should be formatted when the name-node is formatted. - HDFS - [issue]
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...The upgrade feature HADOOP-702 requires data-nodes to store persistently the namespaceID in their version files and verify during startup that it matches the one stored on the name-node.When...
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http://issues.apache.org/jira/browse/HDFS-107
Author: Konstantin Shvachko,
2012-03-10, 18:43
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Re: Review request: trunk->HDFS-1623 merge - HDFS - [mail # dev]
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...Ok I misunderstood the current direction of the merge. On the review request: I intentionally did not remove handling of new files with blocks (non empty). The reason is potenti...
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Author: Konstantin Shvachko,
2012-02-09, 20:54
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Re: Review request: trunk->HDFS-1623 merge - HDFS - [mail # dev]
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...I was wondering 1. What was the test plan that has been executed for testing this implementation of HA? Besides unit tests. 2. Have you done any benchmarks, comparing current cluster perform...
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Author: Konstantin Shvachko,
2012-02-09, 18:54
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Re: HDFS-903 - Backupnode always downloading image from Namenode after this change - HDFS - [mail # dev]
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...Hi Sreehari, I actually also see this problem. It would be good to fix it. You can simply create a jira describing the issue and we can discuss there how to fix it. If you have a patch...
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Author: Konstantin Shvachko,
2011-05-25, 19:34
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Re: HDFS-1839 - Is it okay to remove the endcheckpoint() call made at doCheckpoint - HDFS - [mail # dev]
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...I don't see any other impacts. Could you submit a patch? On Tue, May 3, 2011 at 4:30 AM, Sreehari G wrote: ...
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Author: Konstantin Shvachko,
2011-05-03, 17:02
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Re: [Discuss] Merge federation branch HDFS-1052 into trunk - HDFS - [mail # dev]
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...Thanks for clarifying, Owen. Should we have the bylaws somewhere on wiki? On Thu, Apr 28, 2011 at 1:33 PM, Owen O'Malley wrote: ...
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Author: Konstantin Shvachko,
2011-04-29, 06:30
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Re: [Discuss] Merge federation branch HDFS-1052 into trunk - HDFS - [mail # dev]
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...Suresh, Showing no degradation in performance on one-node cluster is a good start for benchmarking. You still have a dev cluster to run benchmarks, don't you? On Wed, Apr 27, 2011 at 2...
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Author: Konstantin Shvachko,
2011-04-28, 05:18
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Re: [Discuss] Merge federation branch HDFS-1052 into trunk - HDFS - [mail # dev]
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...Owen, The question is whether this is a * Code Change, which requires Lazy consensus of active committers or a * Adoption of New Codebase, which needs Lazy 2/3 majority of PMC members ...
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Author: Konstantin Shvachko,
2011-04-28, 05:12
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Re: [Discuss] Merge federation branch HDFS-1052 into trunk - HDFS - [mail # dev]
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...Yes, I can talk about append as an example. Some differences with federation project are: - append had a comprehensive test plan document, which was designed an executed; - append was indepe...
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Author: Konstantin Shvachko,
2011-04-28, 04:56
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