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Kihwal Lee commented on HDFS-11648:
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+1 simple, yet effective.
> Lazy construct the IIP
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Kihwal Lee commented on HDFS-11626:
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bq. oiv_legacy only works for fsimage at or before
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Kihwal Lee updated HDFS-11609:
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Attachment: HDFS-11609.branch-2.patch
Attaching branch-2 version of the patch, as the trunk version was
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Kihwal Lee updated HDFS-11609:
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Status: Patch Available (was: Open)
> Some blocks can be permanently lost if nodes are decommissioned w
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Kihwal Lee updated HDFS-11609:
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Attachment: HDFS-11609.trunk.patch
> Some blocks can be permanently lost if nodes are decommissioned whi
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Kihwal Lee commented on HDFS-11609:
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bq. I have a patch with 1) and a unit test, but wan
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Kihwal Lee commented on HDFS-11609:
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h3. Inability to correctly guess the previous repli
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Kihwal Lee reassigned HDFS-11609:
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Assignee: Kihwal Lee
> Some blocks can be permanently lost if nodes are decommissioned while dead
Kihwal Lee created HDFS-11609:
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Summary: Some blocks can be permanently lost if nodes are
decommissioned while dead
Key: HDFS-11609
URL: https://issues.apache.org/jira/browse/HDFS-11609
Project: Hadoop HD
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Kihwal Lee updated HDFS-11592:
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Target Version/s: 2.8.1
> Closing a file has a wasteful preconditions
>
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Kihwal Lee updated HDFS-10601:
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 3.0.0-alpha3
2.8.0
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Kihwal Lee commented on HDFS-10601:
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+1 looks good.
> Improve log message to include ho
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Kihwal Lee commented on HDFS-11417:
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Sorry, it is actually you who are working on both i
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Kihwal Lee commented on HDFS-11417:
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More info was added to the datanoed UI. HDFS-11375
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Kihwal Lee commented on HDFS-11379:
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The impact of this bug can vary depending on how wi
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Kihwal Lee commented on HDFS-11379:
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Thanks, I just cherry-picked it to branch-2.8.0.
>
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Kihwal Lee updated HDFS-11379:
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Fix Version/s: (was: 2.8.1)
2.8.0
> DFSInputStream may infinite loop requesting b
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Kihwal Lee updated HDFS-11379:
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 2.8.1
3.0.0-alpha3
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Kihwal Lee commented on HDFS-11379:
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Nicely done. Although the retry in {{readWithStrate
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Kihwal Lee commented on HDFS-11379:
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I will review it today.
> DFSInputStream may infin
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Kihwal Lee commented on HDFS-11192:
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Looking at the java source, {{Thread.start0()}} is
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Kihwal Lee commented on HDFS-11192:
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We can create the quota init ForkJoinPool with a Un
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Kihwal Lee commented on HDFS-9574:
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[~arpitagarwal], please elaborate the reason for marki
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Kihwal Lee commented on HDFS-9409:
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{{BlockScanner}} is the same way. It removes a thread
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Kihwal Lee commented on HDFS-7967:
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The 2.8 patch doesn't seem right.
> Reduce the perfo
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Kihwal Lee commented on HDFS-3618:
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The "-z" option is supported by the plain old BSD impl
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Kihwal Lee commented on HDFS-7967:
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I have reviewed the patch and am fine with it. We have
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Kihwal Lee commented on HDFS-9083:
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[~djp], that's correct.
> Replication violates block
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Kihwal Lee commented on HDFS-7967:
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The 2.8 patch works fine with jdk8. The unit tests ran
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Kihwal Lee commented on HDFS-11160:
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[~jojochuang], please make sure it is in 2.8.
> Vo
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Kihwal Lee commented on HDFS-7784:
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[~xiegang112], when you have a chance to test the perf
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Kihwal Lee commented on HDFS-11094:
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I am fine with the latest patch.
> Send back HASta
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Kihwal Lee resolved HDFS-11207.
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Resolution: Done
> Unnecessary incompatible change of NNHAStatusHeartbeat.state in
> DatanodeProtocol
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Kihwal Lee commented on HDFS-11207:
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Reverted HDFS-5079 and HDFS-11094.
> Unnecessary i
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Kihwal Lee reopened HDFS-11094:
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I've reverted this, as HDFS-5079 was reverted. Please rework the patch to
reflect that.
> Send back HASt
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Kihwal Lee updated HDFS-5079:
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Release Note: This change affects wire-compatibility of the
NameNode/DataNode heartbeat protocol. Only pre
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Kihwal Lee commented on HDFS-5079:
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Reverted and updated the release note.
> Cleaning up
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Kihwal Lee updated HDFS-5079:
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Fix Version/s: 3.0.0-alpha1
> Cleaning up NNHAStatusHeartbeat.State DatanodeProtocolProtos.
> -
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Kihwal Lee updated HDFS-5079:
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Fix Version/s: (was: 3.0.0-alpha1)
> Cleaning up NNHAStatusHeartbeat.State DatanodeProtocolProtos.
> --
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Kihwal Lee commented on HDFS-5079:
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This doesn't seem to much value while breaking compati
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Kihwal Lee commented on HDFS-11207:
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I am going to revert HDFS-5079 later today if ther
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Kihwal Lee edited comment on HDFS-11160 at 12/7/16 3:53 PM:
+1
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Kihwal Lee commented on HDFS-11160:
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The patch looks good. About
{noformat}
// TODO: w
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Kihwal Lee commented on HDFS-11207:
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I think we should revert HDFS-5079. It breaks compa
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Kihwal Lee updated HDFS-11198:
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 3.0.0-alpha2
2.8.0
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Kihwal Lee commented on HDFS-11198:
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+1
> NN UI should link DN web address using hostna
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Kihwal Lee commented on HDFS-11198:
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The build master is down at this moment.
> NN UI s
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Kihwal Lee commented on HDFS-11094:
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bq. For the unit test, can we set a very large hear
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Kihwal Lee commented on HDFS-11146:
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Sorry, I am busy and won't be able to review it pro
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Kihwal Lee updated HDFS-11198:
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Assignee: Weiwei Yang
> NN UI should link DN web address using hostnames
> -
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Kihwal Lee commented on HDFS-11198:
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sure go ahead.
> NN UI should link DN web address
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Kihwal Lee updated HDFS-8674:
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 3.0.0-alpha2
2.8.0
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Kihwal Lee updated HDFS-11198:
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Description:
The new NN UI shows links to DN web pages, but since the link is from the info
address ret
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Kihwal Lee commented on HDFS-8674:
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+1 The patch looks good.
> Improve performance of pos
Kihwal Lee created HDFS-11198:
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Summary: NN UI should link DN web address using hostnames
Key: HDFS-11198
URL: https://issues.apache.org/jira/browse/HDFS-11198
Project: Hadoop HDFS
Issue Type: Bu
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Kihwal Lee commented on HDFS-8674:
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{{LightWeightLinkedSet}} does not support {{remove()}}
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Kihwal Lee commented on HDFS-11131:
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{{testCancellation}} also fails. Failure doesn't se
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Kihwal Lee commented on HDFS-11179:
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We have been running with HDFS-8674 internally for
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Kihwal Lee commented on HDFS-11192:
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Was it hitting its ulimit on # of threads/processes
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Kihwal Lee commented on HDFS-8674:
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Looks like {{HDFS-8674.2.patch}} is for branch-2. Can
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Kihwal Lee updated HDFS-8674:
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Target Version/s: 2.8.0, 3.0.0-alpha2 (was: 2.8.0, 2.7.4, 3.0.0-alpha2)
> Improve performance of postponed
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Kihwal Lee commented on HDFS-11180:
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+1 for the patch.
I am not sure whether it is wort
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Kihwal Lee commented on HDFS-11180:
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bq. NameNode holds a lock of FSEditLog and requires
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Kihwal Lee commented on HDFS-10966:
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Committed to branch-2.7. Thanks for working on this
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Kihwal Lee updated HDFS-10966:
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 3.0.0-alpha2
2.7.4
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Kihwal Lee commented on HDFS-10966:
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The 2.7 patch looks good.
> Enhance Dispatcher log
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Kihwal Lee commented on HDFS-10966:
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I've committed this to trunk through branch-2.8. Pl
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Kihwal Lee commented on HDFS-10966:
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+1
> Enhance Dispatcher logic on deciding when to
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Kihwal Lee commented on HDFS-8824:
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While this will initially increase the efficiency of b
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Kihwal Lee commented on HDFS-11146:
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NN could tell datanodes to send FBR in a heartbeat
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Kihwal Lee commented on HDFS-11153:
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You can enable this through config. Here is an exam
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Kihwal Lee commented on HDFS-10966:
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the patch looks reasonable in general.
- It is repl
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Kihwal Lee edited comment on HDFS-8870 at 11/15/16 9:02 PM:
Com
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Kihwal Lee commented on HDFS-8870:
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Committed this to trunk, branch-2 and branch-2.8.
>
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Kihwal Lee updated HDFS-8870:
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Fix Version/s: 3.0.0-alpha2
2.8.0
> Lease is leaked on write failure
> -
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Kihwal Lee updated HDFS-8870:
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Assignee: Kuhu Shukla (was: Daryn Sharp)
> Lease is leaked on write failure
>
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Kihwal Lee commented on HDFS-8870:
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+1 The patch looks good.
> Lease is leaked on write f
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Kihwal Lee commented on HDFS-11056:
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+1 for the 2.7 patch. It looks to be a correct port
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Kihwal Lee commented on HDFS-4:
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This failed recently.
https://builds.apache.org/jo
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Kihwal Lee commented on HDFS-5:
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You are undoing this optimization.
{code}
// Usin
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Kihwal Lee commented on HDFS-4:
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It broke branch-2. [~steve_l] also noticed it.
> S
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Kihwal Lee commented on HDFS-11056:
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I was looking at the patch since yesterday. It look
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Kihwal Lee commented on HDFS-11090:
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I agree with [~jingzhao]. If people don't want safe
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https://issues.apache.org/jira/browse/HDFS-11078?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15625742#comment-15625742
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Kihwal Lee commented on HDFS-11078:
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Since this can happen legitimately and does not req
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Kihwal Lee updated HDFS-10997:
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 2.8.0
Status: Resolved (w
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Kihwal Lee commented on HDFS-10997:
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The branch-2 patch looks good. I will commit it sho
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Kihwal Lee updated HDFS-11069:
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 3.0.0-alpha2
2.7.4
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Kihwal Lee commented on HDFS-11069:
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Committed to trunk, branch-2, branch-2.8 and branch
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Kihwal Lee commented on HDFS-11069:
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Thanks for the review, Daryn. I've verified it wor
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Kihwal Lee reopened HDFS-10455:
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Reverted the commits.
> Logging the username when deny the setOwner operation
> -
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Kihwal Lee updated HDFS-10455:
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Fix Version/s: (was: 3.0.0-alpha2)
(was: 2.8.0)
> Logging the username when d
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Kihwal Lee commented on HDFS-11069:
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{{TestPermission}} is broken by HDFS-10455.
The ot
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Kihwal Lee commented on HDFS-10455:
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The precommit was from May. You should have re-run
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Kihwal Lee commented on HDFS-10455:
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It broke {{TestPermission}}
{noformat}
Running org
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Kihwal Lee commented on HDFS-11063:
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Once side-effect is that the namenode log can get b
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Kihwal Lee updated HDFS-11069:
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Attachment: HDFS-11069.patch
> Tighten the authorization of datanode RPC
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Kihwal Lee updated HDFS-11069:
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Status: Patch Available (was: Open)
> Tighten the authorization of datanode RPC
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Kihwal Lee updated HDFS-11069:
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Description:
The current implementation of {{checkSuperuserPrivilege()}} allows the datanode
user from
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Kihwal Lee commented on HDFS-11069:
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{code}
private void checkSuperuserPrivilege() {
...
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Kihwal Lee reassigned HDFS-11069:
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Assignee: Kihwal Lee
> Tighten the authorization of datanode RPC
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