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Re: VOTE: HDFS-347 merge - HDFS - [mail # dev]
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...+1 (non binding) This is great... On Tue, Feb 19, 2013 at 7:11 PM, Todd Lipcon wrote: ...
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Author: Patrick Angeles,
2013-02-20, 18:08
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Re: HDFS Files Deleted - HDFS - [mail # user]
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...It might be too late now since this is several hours ago, but you might have been able to recover some of it by shutting down the DNs, and restoring a previous fsimage (you *are* checkpointi...
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Author: Patrick Angeles,
2012-04-26, 20:33
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Re: Security in Hadoop-1.0.0 - HDFS - [mail # user]
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...LDAP and Kerberos are orthogonal in Hadoop, but both are often used together. LDAP allows for centralized user/group management (sort of like DNS for your users). Kerberos is for strong auth...
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Author: Patrick Angeles,
2012-02-13, 14:58
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Re: HDFS drive, partition best practice - HDFS - [mail # user]
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...OT: Allen, did you turn down a job offer from Google or something? GMail sends everything from you straight to the spam folder. On Tue, Feb 8, 2011 at 12:17 PM, Patrick Angeles w...
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Author: Patrick Angeles,
2011-02-08, 20:22
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Re: HDFS drive, partition best practice - HDFS - [mail # user]
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...On Tue, Feb 8, 2011 at 12:09 PM, Allen Wittenauer wrote: c) And it only works when the drive fails on read (HDFS-457), not on write (HDFS-1273)....
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Author: Patrick Angeles,
2011-02-08, 20:17
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Re: HDFS drive, partition best practice - HDFS - [mail # user]
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...On Mon, Feb 7, 2011 at 2:06 PM, Jonathan Disher wrote: ted e hen DFS an You can manually move blocks around between volumes in a single node (while the DN is not running). It wou...
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Author: Patrick Angeles,
2011-02-08, 19:53
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Re: Is there any method to estimate how many files metadata I can store in name node ? - HDFS - [mail # user]
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...Hey Jeff, A rough (but pretty good) estimation is 1GB per 1M blocks. So if you have files that average 1.2GB each and you have a dfs.block.size of 128MB, then it would take roughly 10 ...
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Author: Patrick Angeles,
2010-06-09, 16:47
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