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Todd Lipcon commented on HDFS-2803:
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I think DEBUG level is more appropriate for both.
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Todd Lipcon commented on HDFS-2681:
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bq. So if your TCP disconnect timeouts are not set
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Todd Lipcon commented on HDFS-2798:
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You can reproduce this fairly reliably by adding a
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Todd Lipcon commented on HDFS-2742:
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I also ran the replication stress test for 10x as
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Todd Lipcon commented on HDFS-2747:
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+1, looks good to me. I'll double-check the tests
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Todd Lipcon commented on HDFS-2772:
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+1, lgtm.
HA: On transition to
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Todd Lipcon commented on HDFS-2691:
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In order to fix this, we need to get the {{targets}}
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Todd Lipcon commented on HDFS-2767:
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{code}
+} catch (RuntimeException rte) {
+
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Todd Lipcon commented on HDFS-2767:
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I meant that, in this patch, you can make
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Todd Lipcon commented on HDFS-2592:
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Looks mostly good. One small nit - can you add some
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Todd Lipcon commented on HDFS-2795:
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Woops, this broke one of the TestPersistBlocks tests
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Todd Lipcon commented on HDFS-2747:
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- add braces around the body of the new if statement
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Todd Lipcon commented on HDFS-2681:
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- Can {{ActiveStandbyElector}} be made
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Todd Lipcon commented on HDFS-2794:
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Worth noting that this only happens if the admin
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Todd Lipcon commented on HDFS-2791:
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To start brainstorming a solution, here are a few
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Todd Lipcon commented on HDFS-2731:
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bq. I am missing this: both Image and Edits should
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Todd Lipcon commented on HDFS-2747:
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Ah, that makes sense. Good sleuthing. Planning to
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Todd Lipcon commented on HDFS-2592:
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Uma, do you mind if I take this over to finish up
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Todd Lipcon commented on HDFS-2775:
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Yes, this just a test race. The issue is that the
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Todd Lipcon commented on HDFS-2753:
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The test adds blocks while the SBN is down. This
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Todd Lipcon commented on HDFS-2767:
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Hi Uma. I had started working on this before you
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Todd Lipcon commented on HDFS-2592:
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This looks fairly reasonable. A few items:
- Is it
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Todd Lipcon commented on HDFS-2773:
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I added the following:
{code}
+ // OP_CLOSE
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Todd Lipcon commented on HDFS-2738:
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+1, looks good to me. Thanks for making those
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Todd Lipcon commented on HDFS-2775:
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bq. Should FSImage#getMostRecentCheckpointTxId
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Todd Lipcon commented on HDFS-2766:
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+1 lgtm.
HA: test for case where
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Todd Lipcon commented on HDFS-2742:
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bq. What is the implication of ignoring RBW
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Todd Lipcon commented on HDFS-2753:
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It seems like this should be easy to produce -- just
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Todd Lipcon commented on HDFS-2742:
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This seems to have caused some issues in
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Todd Lipcon commented on HDFS-2742:
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Looking into this has made me aware of a lurking can
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Todd Lipcon commented on HDFS-2742:
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I'm looking into a simpler solution where we redo a
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Todd Lipcon commented on HDFS-2766:
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Looks good. Can you add a javadoc to the new test
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Todd Lipcon commented on HDFS-2738:
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{code}
+ throw new
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Todd Lipcon commented on HDFS-2752:
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I agree with Eli - we don't currently use the
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Todd Lipcon commented on HDFS-2762:
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+1, will commit momentarily after checking that the
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Todd Lipcon commented on HDFS-2762:
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It looks like TestStandbyCheckpoints is broken with
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Todd Lipcon commented on HDFS-2770:
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I believe the issue may be with any place we check:
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Todd Lipcon commented on HDFS-2587:
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Can anyone explain why these docs are in the
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Todd Lipcon commented on HDFS-2756:
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The old log files are purged when checkpoints are
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Todd Lipcon commented on HDFS-2753:
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This looks reasonable. Can you add a regression test
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Todd Lipcon commented on HDFS-2762:
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It seems like the {{testMultipleSecondaryNameNodes}}
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Todd Lipcon commented on HDFS-2709:
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+1, looks good to me. Will commit momentarily after
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Todd Lipcon commented on HDFS-2765:
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+1
TestNameEditsConfigs is
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Todd Lipcon commented on HDFS-2737:
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bq. My preference is to read the editlog in progress
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Todd Lipcon commented on HDFS-2764:
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Passes for me.. which revision are you testing from?
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Todd Lipcon commented on HDFS-2592:
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My hope is to propose a merge within the next week
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Todd Lipcon commented on HDFS-2709:
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I'm skeptical of the fix -- the question is _why_ we
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Todd Lipcon commented on HDFS-2756:
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The FileJournalManager does support skipping to the
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Todd Lipcon commented on HDFS-2709:
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- Doesn't look like the interface audience
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Todd Lipcon commented on HDFS-2738:
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{code:title=BookKeeperJournalManager.java}
+ public
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Todd Lipcon commented on HDFS-2749:
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Good find! I think this is probably the cause of
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Todd Lipcon commented on HDFS-2291:
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bq. dfs.namenode.standby.checkpoints - perhaps
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Todd Lipcon commented on HDFS-2709:
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{code}
+ public void skipTransactions(long
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Todd Lipcon commented on HDFS-2709:
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Oh, I also had to add the following:
{code}
---
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Todd Lipcon commented on HDFS-2751:
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(thanks to JD Cryans for finding this one)
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Todd Lipcon commented on HDFS-2592:
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Hey Uma. Any progress on this? Would be nice to have
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Todd Lipcon commented on HDFS-2185:
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Sure, that makes sense. I'm a little skeptical that
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Todd Lipcon commented on HDFS-2709:
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hrm... I was running the unit tests and it looks
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Todd Lipcon commented on HDFS-2743:
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This doesn't look quite right. The
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Todd Lipcon commented on HDFS-2731:
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We don't currently support using the 2NN with HA --
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Todd Lipcon commented on HDFS-2709:
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Aaron and I chatted offline about the above
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Todd Lipcon commented on HDFS-2736:
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bq. if we fail over to the SBN does it continue to
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Todd Lipcon commented on HDFS-2736:
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Agreed. Currently we also basically support
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Todd Lipcon commented on HDFS-2737:
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A couple options here:
*1) Add a thread to the NN
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Todd Lipcon commented on HDFS-2737:
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bq. Is it worth considering supporting tailing
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Todd Lipcon commented on HDFS-2692:
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bq. In FSEditLogLoader#loadFSEdits, should we really
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Todd Lipcon commented on HDFS-2720:
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Small nits:
{code}
+ // Now format 1st NN and
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Todd Lipcon commented on HDFS-2720:
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That would be a nice improvement... but I think it
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Todd Lipcon commented on HDFS-2732:
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For me, start-dfs.sh actually already works, since
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Todd Lipcon commented on HDFS-2731:
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bq. as an optimization it could copy the logs from
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Todd Lipcon commented on HDFS-2731:
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The primary shouldn't be removing any old images
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Todd Lipcon commented on HDFS-2709:
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A few thoughts on the overall approach:
- Rather
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Todd Lipcon commented on HDFS-2709:
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What about the case where the edit log is large
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Todd Lipcon commented on HDFS-2720:
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For testing on actual clusters, I've done this by
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Todd Lipcon commented on HDFS-2623:
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Hi Uma. Yes, it passes here on Linux... my guess is
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Todd Lipcon commented on HDFS-2716:
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The {{getInfoServer}} function in {{DFSUtil}} only
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Todd Lipcon commented on HDFS-2718:
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This is very similar to HDFS-2602 - we should at
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Todd Lipcon commented on HDFS-2185:
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Yea, this is very similar to the leader election
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Todd Lipcon commented on HDFS-2185:
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Twitter's also got a nice library of ZK stuff. But I
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Todd Lipcon commented on HDFS-2185:
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Great, thanks for the link, Uma. I will be sure to
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Todd Lipcon commented on HDFS-2713:
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IMO it seems preferable to enhance (or replace) the
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https://issues.apache.org/jira/browse/HDFS-2699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13173421#comment-13173421
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Todd Lipcon commented on HDFS-2699:
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We already basically inline them on the wire in 64K
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https://issues.apache.org/jira/browse/HDFS-2693?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13173766#comment-13173766
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Todd Lipcon commented on HDFS-2693:
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bq. Can't we nuke the new code in
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https://issues.apache.org/jira/browse/HDFS-2692?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13173775#comment-13173775
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Todd Lipcon commented on HDFS-2692:
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btw, this patch is on top of HDFS-2693 and
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https://issues.apache.org/jira/browse/HDFS-2291?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13173895#comment-13173895
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Todd Lipcon commented on HDFS-2291:
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I plan to start working on this tomorrow. My
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https://issues.apache.org/jira/browse/HDFS-2701?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172511#comment-13172511
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Todd Lipcon commented on HDFS-2701:
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Ah, right. I was thinking about trunk wrt
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https://issues.apache.org/jira/browse/HDFS-2702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172513#comment-13172513
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Todd Lipcon commented on HDFS-2702:
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Oh, right. duh :) Thanks, +1.
A
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https://issues.apache.org/jira/browse/HDFS-2678?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172597#comment-13172597
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Todd Lipcon commented on HDFS-2678:
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+1 modulo one comment: should use
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https://issues.apache.org/jira/browse/HDFS-2702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172612#comment-13172612
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Todd Lipcon commented on HDFS-2702:
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I think the addendum is correct. I wish we had a
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https://issues.apache.org/jira/browse/HDFS-2162?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172614#comment-13172614
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Todd Lipcon commented on HDFS-2162:
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Suresh, are you still planning on working on this?
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https://issues.apache.org/jira/browse/HDFS-2682?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172650#comment-13172650
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Todd Lipcon commented on HDFS-2682:
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+1, will commit momentarily
HA:
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https://issues.apache.org/jira/browse/HDFS-1972?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172742#comment-13172742
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Todd Lipcon commented on HDFS-1972:
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I think I will actually integrate HDFS-2603 into
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https://issues.apache.org/jira/browse/HDFS-2191?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172780#comment-13172780
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Todd Lipcon commented on HDFS-2191:
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Hi Nicholas. After this patch, the block invalidate
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https://issues.apache.org/jira/browse/HDFS-2693?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172886#comment-13172886
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Todd Lipcon commented on HDFS-2693:
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Found a nasty bug in the current patch: in
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https://issues.apache.org/jira/browse/HDFS-2699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13171961#comment-13171961
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Todd Lipcon commented on HDFS-2699:
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The idea of introducing the new format as a
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https://issues.apache.org/jira/browse/HDFS-2699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172006#comment-13172006
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Todd Lipcon commented on HDFS-2699:
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bq. Modifying any portion of that region will
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https://issues.apache.org/jira/browse/HDFS-2701?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172023#comment-13172023
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Todd Lipcon commented on HDFS-2701:
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in open(), if all of them fail to open, we'll have
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https://issues.apache.org/jira/browse/HDFS-2703?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172024#comment-13172024
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Todd Lipcon commented on HDFS-2703:
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+1
removedStorageDirs is not
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https://issues.apache.org/jira/browse/HDFS-2702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172025#comment-13172025
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Todd Lipcon commented on HDFS-2702:
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- in {{fatalExit}}, can you change it to:
{code}
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https://issues.apache.org/jira/browse/HDFS-2679?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13172032#comment-13172032
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Todd Lipcon commented on HDFS-2679:
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+1. I'll commit this momentarily
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