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Kihwal Lee commented on HDFS-1595:
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It has been improved in HDFS-9178. This takes care of the most common
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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Thanks Todd, but if you are
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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Todd, would you like to work on
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Todd Lipcon commented on HDFS-1595:
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Yea, I can take this, but it may be a bit before I
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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{quote}
It appears that Todd's
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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{code}
+int
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Todd Lipcon commented on HDFS-1595:
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I'll be honest: I don't know the new Append code in
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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I'll be honest: I don't know
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Hairong Kuang commented on HDFS-1595:
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In the case we found, F has a faulty network
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Kan Zhang commented on HDFS-1595:
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Looks like we have 3 options when the pipeline is reduced
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Todd Lipcon commented on HDFS-1595:
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Another option not mentioned above that we use in
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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Resurrecting the pipeline with
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Koji Noguchi commented on HDFS-1595:
bq. So this faulty node F has no problem receiving
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dhruba borthakur commented on HDFS-1595:
It appears that Todd's proposal could work
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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Here is my thought for fixing
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Todd Lipcon commented on HDFS-1595:
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Could we solve this with a blacklist-like feature? ie
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Koji Noguchi commented on HDFS-1595:
Can we describe the problem users faced before
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Todd Lipcon commented on HDFS-1595:
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{quote}
How about we change DFSClient so that if the
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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{quote}
Could we solve this
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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{quote}
How about we change
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Todd Lipcon commented on HDFS-1595:
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bq. Consequently, the normal cases are penalized and
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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What about something
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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{quote}
What about something
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Todd Lipcon commented on HDFS-1595:
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bq. There is no completeBlock() call to the NN. We
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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Sorry, I meant completeFile()
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Tsz Wo (Nicholas), SZE commented on HDFS-1595:
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The third solution would be:
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