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Xiao Chen commented on HDFS-9766:
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Thanks [~ajisakaa] and [~liuml07].
> TestDataNodeMetric
Xiao Chen created HDFS-9888:
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Summary: TestBalancer#testBalancerWithKeytabs should reset
KerberosName in test case setup
Key: HDFS-9888
URL: https://issues.apache.org/jira/browse/HDFS-9888
Project: Hadoop H
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Xiao Chen updated HDFS-9888:
Attachment: HDFS-9888.01.patch
> TestBalancer#testBalancerWithKeytabs should reset KerberosName in test case
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Xiao Chen commented on HDFS-9888:
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Step 2 in the description is
[here|https://github.com/a
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Xiao Chen updated HDFS-9888:
Status: Patch Available (was: Open)
> TestBalancer#testBalancerWithKeytabs should reset KerberosName in test
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Xiao Chen commented on HDFS-9888:
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Thanks Zhe for the quick response. I just double checked
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Xiao Chen commented on HDFS-9888:
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Thanks!
> TestBalancer#testBalancerWithKeytabs should r
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Xiao Chen commented on HDFS-9888:
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Sure Zhe, here's a sample error:
{noformat}
Error Messag
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Xiao Chen commented on HDFS-9888:
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The test failure and license warning looks unrelated. [~
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Xiao Chen commented on HDFS-9888:
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Yes Zhe, HDFS-3016 is not in branch-2.
Additionally, sin
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Xiao Chen commented on HDFS-9888:
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Thanks very much [~zhz]!
> Allow reseting KerberosName
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Xiao Chen commented on HDFS-9888:
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FYI, I just noticed that the commit to trunk has a bunch
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Xiao Chen commented on HDFS-9427:
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bq. I know nothing about KMS so not sure if it is safe t
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Xiao Chen commented on HDFS-9405:
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Thanks all for the discussions and thoughts here. I'd li
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Xiao Chen reassigned HDFS-9405:
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Assignee: Xiao Chen
> When starting a file, NameNode should generate EDEK in a separate thread
> -
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.01.patch
Patch 1 attached warms up the cache on NN startup/failover. IMHO daemon might
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Xiao Chen updated HDFS-9405:
Status: Patch Available (was: Open)
> When starting a file, NameNode should generate EDEK in a separate thre
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.02.patch
Thanks [~asuresh] for the comment, good point. Patch 2 retries every 1 second
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.03.patch
Failed tests seems not related, but I figured we'd need some protection since
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Xiao Chen commented on HDFS-9405:
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Thanks Arun and Mingliang for the review.
Mingliang's c
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.04.patch
> When starting a file, NameNode should generate EDEK in a separate thread
> -
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.05.patch
Thanks for explaining [~liuml07], I misread your previous comment. Agree the
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.06.patch
Whitespace + checkstyle fix.
> When starting a file, NameNode should generate
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Xiao Chen commented on HDFS-9405:
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Failed tests look unrelated. May I get another review? T
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.07.patch
I took another pass on my patch, I think I should also log the IOException if
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.13.patch
Patch 13 removes the 2 unneeded imports..
> Warmup NameNode EDEK caches in ba
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Xiao Chen commented on HDFS-9405:
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Thanks for the review Andrew! All comments are addressed
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.10.patch
Patch 10 for precommit. Now there should only be 80 char complaints about the
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.09.patch
Patch 9 addresses above comments. Thanks again Andrew for the prompt and
help
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Xiao Chen commented on HDFS-9405:
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You're right Andrew, thanks for explaining. My previous
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Xiao Chen commented on HDFS-9405:
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Hey Andrew, that's what I noticed and was trying to do i
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.11.patch
checkstyle: New member var 'conf' hides a field in some methods
me: sorry, ren
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.12.patch
Patch 12 to fix the above. Thanks again Andrew.
> Warmup NameNode EDEK caches
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Xiao Chen commented on HDFS-9405:
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Thanks Andrew. Will address the comments, except:
bq. Do
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Xiao Chen updated HDFS-9405:
Attachment: HDFS-9405.08.patch
> When starting a file, NameNode should generate EDEK in a separate thread
> -
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Xiao Chen commented on HDFS-9405:
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Failed tests look unrelated, checkstyle is configuration
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Xiao Chen commented on HDFS-9405:
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Thanks Andrew and all for the review! (Sorry for that mi
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Xiao Chen commented on HDFS-9427:
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Thanks [~xiaobingo] for working on this.
Have we consid
Xiao Chen created HDFS-10233:
Summary: Ability to list inode number with -ls
Key: HDFS-10233
URL: https://issues.apache.org/jira/browse/HDFS-10233
Project: Hadoop HDFS
Issue Type: Improvement
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Xiao Chen commented on HDFS-9427:
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Thanks [~xiaobingo] for the new rev, LGTM. +1 (non-bindi
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Xiao Chen reassigned HDFS-9909:
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Assignee: Xiao Chen
> Can't read file after hdfs restart
> --
>
>
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Xiao Chen commented on HDFS-9909:
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Thanks for reporting this Bogdan. I'd like to work on th
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Xiao Chen reassigned HDFS-6520:
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Assignee: Xiao Chen (was: John Zhuge)
> hdfs fsck -move not working
> ---
>
>
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Xiao Chen updated HDFS-6520:
Attachment: john.test.patch
Seems John didn't get a complete test patch when uploading. Fortunately he
hands
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Xiao Chen updated HDFS-6520:
Status: Patch Available (was: In Progress)
> hdfs fsck -move not working
> ---
>
>
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Xiao Chen updated HDFS-6520:
Attachment: HDFS-6520.01.patch
> hdfs fsck -move not working
> ---
>
>
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Xiao Chen commented on HDFS-6520:
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So the root cause is that {{fsck -move}} will throw exce
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Xiao Chen updated HDFS-6520:
Attachment: HDFS-6520.02.patch
Thanks [~cmccabe] for the review! Good idea - we should actively detect and
p
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Xiao Chen commented on HDFS-6520:
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Test failure looks unrelated and passed locally.
> hdfs
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Xiao Chen commented on HDFS-6520:
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Thanks very much [~cmccabe]! Maybe we can update the tit
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Xiao Chen commented on HDFS-10267:
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Thanks [~cmccabe] for working on this, patch looks gr
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Xiao Chen commented on HDFS-10267:
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Thanks for explaining Colin, that's very helpful. And
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Xiao Chen commented on HDFS-8986:
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Thanks Gautam for creating this, and everyone for the di
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Xiao Chen commented on HDFS-8986:
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Thanks Gautam for the response. I'm assigning this to my
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Xiao Chen reassigned HDFS-8986:
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Assignee: Xiao Chen (was: Gautam Gopalakrishnan)
> Add option to -du to calculate directory space usa
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Xiao Chen updated HDFS-8986:
Attachment: HDFS-8986.01.patch
I'm attaching a preliminary patch 1 to show the general idea of this change.
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Xiao Chen updated HDFS-8986:
Status: Patch Available (was: Open)
> Add option to -du to calculate directory space usage excluding snapsho
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Xiao Chen updated HDFS-8986:
Target Version/s: 2.8.0
> Add option to -du to calculate directory space usage excluding snapshots
>
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Xiao Chen updated HDFS-8986:
Attachment: HDFS-8986.02.patch
Patch 2 fixes all reported errors. The 2 added tests in {{DFSShell}} can pass
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Xiao Chen commented on HDFS-8986:
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The left test failures are not related (HDFS-10291 fixes
Xiao Chen created HDFS-10320:
Summary: Rack failures may result in NN terminate
Key: HDFS-10320
URL: https://issues.apache.org/jira/browse/HDFS-10320
Project: Hadoop HDFS
Issue Type: Bug
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Xiao Chen updated HDFS-10320:
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Description:
If there're rack failures which end up leaving only 1 rack available,
{{BlockPlacementPolicy
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Xiao Chen commented on HDFS-10320:
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The failure is due to a race, since in {{BPPD#chooseR
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Xiao Chen updated HDFS-10320:
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Attachment: HDFS-10320.01.patch
Patch 1 logs an error when {{NetworkTopology#chooseRandom}} cannot choose
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Xiao Chen updated HDFS-10320:
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Status: Patch Available (was: Open)
> Rack failures may result in NN terminate
>
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Xiao Chen commented on HDFS-9427:
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Thanks Xiaobing for pushing this forward. We need a comm
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Xiao Chen updated HDFS-10320:
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Attachment: HDFS-10324.002.patch
I went through this again, and feels the current way of falling back to l
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Xiao Chen updated HDFS-10320:
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Attachment: HDFS-10320.02.patch
Thanks [~mingma] for the advice. I didn't understand the placement code
c
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Xiao Chen updated HDFS-10320:
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Attachment: (was: HDFS-10324.002.patch)
> Rack failures may result in NN terminate
> -
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Xiao Chen updated HDFS-10320:
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Attachment: HDFS-10320.03.patch
Hi [~mingma],
Thanks a lot for the enlightening suggestion. Given we've fi
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Xiao Chen updated HDFS-9405:
Labels: supportability (was: )
> Warmup NameNode EDEK caches in background thread
>
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Xiao Chen updated HDFS-9721:
Labels: supportability (was: )
> Allow Delimited PB OIV tool to run upon fsimage that contains INodeReferenc
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Xiao Chen updated HDFS-6520:
Labels: supportability (was: )
> hdfs fsck -move passes invalid length value when creating BlockReader
> ---
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Xiao Chen commented on HDFS-10320:
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Thank you [~mingma]! Patch 4 is attached:
bq. Althoug
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Xiao Chen updated HDFS-10320:
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Attachment: HDFS-10320.04.patch
> Rack failures may result in NN terminate
> -
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Xiao Chen updated HDFS-10320:
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Attachment: HDFS-10320.05.patch
> Rack failures may result in NN terminate
> -
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Xiao Chen commented on HDFS-10320:
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After a good night's sleep, I see the {{addToExcluded
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Xiao Chen updated HDFS-10320:
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Affects Version/s: 2.6.0
Target Version/s: 2.8.0
> Rack failures may result in NN terminate
> ---
Xiao Chen created HDFS-10364:
Summary: Log current node in reversexml tool when parse failed
Key: HDFS-10364
URL: https://issues.apache.org/jira/browse/HDFS-10364
Project: Hadoop HDFS
Issue Type:
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Xiao Chen updated HDFS-10364:
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Status: Patch Available (was: Open)
> Log current node in reversexml tool when parse failed
> ---
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Xiao Chen updated HDFS-10364:
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Attachment: HDFS-10364.01.patch
> Log current node in reversexml tool when parse failed
>
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Xiao Chen updated HDFS-10320:
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Attachment: HDFS-10320.06.patch
bq. Maybe rename the method or add more comments there.
Sure, I updated th
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Xiao Chen commented on HDFS-10320:
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Thanks _you_ [~mingma] for the valuable thoughts, rev
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Xiao Chen commented on HDFS-10372:
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Thanks for the contribution [~shahrs87] and [~kihwal]
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Xiao Chen commented on HDFS-10372:
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I see... thanks for the explanation!
> Fix for faili
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https://issues.apache.org/jira/browse/HDFS-4210?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15282111#comment-15282111
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Xiao Chen commented on HDFS-4210:
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Thanks all for the discussion so far, and [~clamb] for t
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https://issues.apache.org/jira/browse/HDFS-9231?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14958010#comment-14958010
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Xiao Chen commented on HDFS-9231:
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The pre-patch Findbugs warning is unrelated. (see HDFS-9
Xiao Chen created HDFS-9250:
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Summary: LocatedBlock#addCachedLoc may throw ArrayStoreException
when cache is empty
Key: HDFS-9250
URL: https://issues.apache.org/jira/browse/HDFS-9250
Project: Hadoop HDFS
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https://issues.apache.org/jira/browse/HDFS-9250?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiao Chen updated HDFS-9250:
Attachment: HDFS-9250.001.patch
Patch 001 fixes the described exception.
Added test case in a new test class
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Xiao Chen updated HDFS-9250:
Status: Patch Available (was: Open)
> LocatedBlock#addCachedLoc may throw ArrayStoreException when cache is
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https://issues.apache.org/jira/browse/HDFS-9250?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14959574#comment-14959574
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Xiao Chen commented on HDFS-9250:
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The Findbugs warning and test failure are not relevant.
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https://issues.apache.org/jira/browse/HDFS-3059?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiao Chen updated HDFS-3059:
Status: Open (was: Patch Available)
> ssl-server.xml causes NullPointer
> -
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Xiao Chen updated HDFS-3059:
Attachment: HDFS-3059.06.patch
> ssl-server.xml causes NullPointer
> -
>
>
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Xiao Chen commented on HDFS-3059:
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Thanks Yongjun for the comments. Attached patch 06 addre
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Xiao Chen updated HDFS-9231:
Status: Open (was: Patch Available)
> fsck doesn't explicitly list when Bad Replicas/Blocks are in a snapsho
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Xiao Chen commented on HDFS-9250:
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Hi Andrew, thanks for the comments and additional inform
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Xiao Chen updated HDFS-9250:
Status: Open (was: Patch Available)
> LocatedBlock#addCachedLoc may throw ArrayStoreException when cache is
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https://issues.apache.org/jira/browse/HDFS-7087?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiao Chen updated HDFS-7087:
Status: Patch Available (was: Open)
> Ability to list /.reserved
> --
>
>
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Xiao Chen updated HDFS-9250:
Attachment: HDFS-9250.002.patch
> LocatedBlock#addCachedLoc may throw ArrayStoreException when cache is empty
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Xiao Chen updated HDFS-9250:
Attachment: HDFS-9250.002.patch
> LocatedBlock#addCachedLoc may throw ArrayStoreException when cache is empty
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