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Hudson commented on HBASE-15406:
FAILURE: Integrated in HBase-Trunk_matrix #1279 (See
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Stephen Yuan Jiang commented on HBASE-15406:
The {{TestMasterReplication}} test failures has
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Hudson commented on HBASE-15406:
FAILURE: Integrated in HBase-1.4 #303 (See
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Stephen Yuan Jiang commented on HBASE-15406:
Attached the revert patch for master branch.
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Stephen Yuan Jiang commented on HBASE-15406:
[~chenheng], with HBASE-16008 change, there is
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Enis Soztutar commented on HBASE-15406:
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Problam with Runtime.getRuntime().addShutdownHook() is
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Stephen Yuan Jiang commented on HBASE-15406:
When working on HBASE-16008 to add an ephemeral
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Hudson commented on HBASE-15406:
SUCCESS: Integrated in HBase-1.3-IT #708 (See
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Hudson commented on HBASE-15406:
FAILURE: Integrated in HBase-1.3 #739 (See
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Heng Chen commented on HBASE-15406:
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If want me to revert this from master and branch-1, please let me
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Heng Chen commented on HBASE-15406:
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OK. Let's go on with your proposal [~enis]
> Split / merge
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stack commented on HBASE-15406:
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Sorry. Late to the reply.
My -1 comment was against a system that had a
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Mikhail Antonov commented on HBASE-15406:
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Linked separate jira to revert it form 1.3 as I can't
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Mikhail Antonov commented on HBASE-15406:
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I'm going to revert this in branch-1.3 and if we don't
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Heng Chen commented on HBASE-15406:
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+1 for your proposal.
> Split / merge switch left disabled after
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Mikhail Antonov commented on HBASE-15406:
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Then it's easier - I assume repair mode is kicked in
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Enis Soztutar commented on HBASE-15406:
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bq. I don't really want this jira to hold off 1.3 release
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Mikhail Antonov commented on HBASE-15406:
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[~enis] [~chenheng] [~stack] this patch is addressing
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Heng Chen commented on HBASE-15406:
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Ping [~stack]. wdyt?
> Split / merge switch left disabled after
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Enis Soztutar commented on HBASE-15406:
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The idea is for the master to revert the state because we
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Heng Chen commented on HBASE-15406:
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Agree. We should have one framework to do this things.
In
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Enis Soztutar commented on HBASE-15406:
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[~syuanjiang] and I was discussing this offline. One idea
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Enis Soztutar commented on HBASE-15406:
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My main concern is that this will ONLY do this for the
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Heng Chen commented on HBASE-15406:
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{quote}
When admin / HBCK puts the master in maintenance mode,
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Heng Chen commented on HBASE-15406:
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{quote}
When admin / HBCK puts the master in maintenance mode,
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Enis Soztutar commented on HBASE-15406:
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Instead of ephemeral znode, we can also optionally use
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Enis Soztutar commented on HBASE-15406:
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I've looked at this again, especially related to disabling
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Hudson commented on HBASE-15406:
SUCCESS: Integrated in HBase-1.3-IT #615 (See
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Hudson commented on HBASE-15406:
FAILURE: Integrated in HBase-1.4 #91 (See
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Hudson commented on HBASE-15406:
FAILURE: Integrated in HBase-Trunk_matrix #849 (See
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Hudson commented on HBASE-15406:
SUCCESS: Integrated in HBase-1.3 #651 (See
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Heng Chen commented on HBASE-15406:
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commit to master, branch-1.3, branch-1
> Split / merge switch
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stack commented on HBASE-15406:
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bq. is it OK for change admin api on branches which are not released
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Heng Chen commented on HBASE-15406:
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[~stack] Relates Admin api changed was introduced in HBASE-15128,
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stack commented on HBASE-15406:
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Hey [~chenheng] Thanks for working on this one.
You get the bit that our
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Heng Chen commented on HBASE-15406:
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If no other suggestions, i will commit it today
> Split / merge
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Ted Yu commented on HBASE-15406:
+1
> Split / merge switch left disabled after early termination of hbck
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Heng Chen commented on HBASE-15406:
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I test it on cluster with 3 RS, hadoop version is 2.5.0
1. run
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Heng Chen commented on HBASE-15406:
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OK, i will post the result this week later.
> Split / merge
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Ted Yu commented on HBASE-15406:
Heng:
Can you test patch v2 on cluster and post the result ?
Thanks
>
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Mikhail Antonov commented on HBASE-15406:
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[~te...@apache.org] [~chenheng] sorry guys, don't have
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Ted Yu commented on HBASE-15406:
[~mantonov]:
Can you take a look at the patch ?
> Split / merge switch
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Heng Chen commented on HBASE-15406:
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Could you help me review the latest patch on review board, thanks!
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Heng Chen commented on HBASE-15406:
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{quote}
150
if (skipLock) {
Move this as the first check
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Ted Yu commented on HBASE-15406:
[~mantonov]:
What do you think of the latest patch ?
> Split / merge
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Heng Chen commented on HBASE-15406:
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OK, i will do it.
> Split / merge switch left disabled after
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Ted Yu commented on HBASE-15406:
Should be fine for now.
Once you get +1, it would be better to test on
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Heng Chen commented on HBASE-15406:
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I test it on standalone mode, is it enough? [~tedyu]
> Split /
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Ted Yu commented on HBASE-15406:
Heng, thanks for your patience.
Can you try out patch v2 on cluster and
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Heng Chen commented on HBASE-15406:
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Relate test case has passed. And javac warnings have no relates
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Hadoop QA commented on HBASE-15406:
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Heng Chen commented on HBASE-15406:
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{quote}
Can we avoid having a key, and have only a simple boolean
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Mikhail Antonov commented on HBASE-15406:
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After re-reading comments here, it gets more and more
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Ted Yu commented on HBASE-15406:
[~mantonov]:
Mind spending 10 minutes on Heng's patch ?
> Split / merge
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Heng Chen commented on HBASE-15406:
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Thank [~mantonov] for your help.
> Split / merge switch left
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Mikhail Antonov commented on HBASE-15406:
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[~te...@apache.org] I started looking at the one at
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Ted Yu commented on HBASE-15406:
[~mantonov]:
What do you think of Heng's latest patch ?
> Split / merge
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Heng Chen commented on HBASE-15406:
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If we use ephemeral node, the lock will disappear after hbck
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Ted Yu commented on HBASE-15406:
bq. it will cause conflicts when two hbck run at the same time.
There
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Hadoop QA commented on HBASE-15406:
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Hadoop QA commented on HBASE-15406:
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Heng Chen commented on HBASE-15406:
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{quote}
Can you identify the users in steps 1 and 3 above ?
Are
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Heng Chen commented on HBASE-15406:
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{quote}
Since the key can be ignored, it is not that useful. You
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Ted Yu commented on HBASE-15406:
Can you identify the users in steps 1 and 3 above ?
Are they different
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Ted Yu commented on HBASE-15406:
Heng:
I triggered new QA run.
Can you outline how you tested latest
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Heng Chen commented on HBASE-15406:
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Currently there are two situations for switch changes
* use
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Ted Yu commented on HBASE-15406:
bq. Is there any difference whether they are the same user?
There is
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Ted Yu commented on HBASE-15406:
But shouldn't the admin rerun hbck if previous hbck run gets aborted ?
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Ted Yu commented on HBASE-15406:
{code}
4283 ZKUtil.createSetData(zkw, splitOrMergeLock,
4284
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Heng Chen commented on HBASE-15406:
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Think about this situation:
1. before the first hbck run,
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Hadoop QA commented on HBASE-15406:
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Heng Chen commented on HBASE-15406:
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Thanks [~stack] for your suggestion. Let me try to move the
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Heng Chen commented on HBASE-15406:
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I add "System.exit()" in HBCK to mock the situation hbck abort
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stack commented on HBASE-15406:
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To be more clear, -1 on a patch that has master doing a rollback of a
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Ted Yu commented on HBASE-15406:
Heng:
Can you describe how you tested the latest patch ?
Thanks
>
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Hadoop QA commented on HBASE-15406:
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Ted Yu commented on HBASE-15406:
Do you mind putting the patch on reviewboard ?
{code}
+ boolean[]
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Hadoop QA commented on HBASE-15406:
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Heng Chen commented on HBASE-15406:
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{quote}
The exception message doesn't match the condition. Did you
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Ted Yu commented on HBASE-15406:
{code}
+if (ZKUtil.checkExists(watcher, splitOrMergeLease) < 0) {
+
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Mikhail Antonov commented on HBASE-15406:
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How many such tools we could have in mind, which might
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stack commented on HBASE-15406:
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This issue is 'critical'?
bq. I really don't like one thread to do
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Heng Chen commented on HBASE-15406:
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Oh, sorry. Just see it.
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If so, changing the switch from
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Ted Yu commented on HBASE-15406:
That was what I talked about earlier:
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Heng Chen commented on HBASE-15406:
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This is my plan.
When some tool (for example, hbck) running, it
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Ted Yu commented on HBASE-15406:
SwitchStateTracker (running in master JVM) creates the (ephemeral)
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Heng Chen commented on HBASE-15406:
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{quote}
I was thinking of using Leases to keep track of the
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Mikhail Antonov commented on HBASE-15406:
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ephemeral znodes sound good to me.
> Split / merge
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Enis Soztutar commented on HBASE-15406:
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We had discussed this internally related to some other
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Mikhail Antonov commented on HBASE-15406:
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cc [~enis] [~mbertozzi]
> Split / merge switch left
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Mikhail Antonov commented on HBASE-15406:
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[~te...@apache.org] now as I'm thinking about it, I
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Ted Yu commented on HBASE-15406:
bq. when one presses ctrl-c in terminal, that should be interruptible
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Heng Chen commented on HBASE-15406:
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To be honest, i don't like the way master do clean up with a
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Mikhail Antonov commented on HBASE-15406:
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Also..when one presses ctrl-c in terminal, that should
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Mikhail Antonov commented on HBASE-15406:
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Right. The timeline is a question though. If we can
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Heng Chen commented on HBASE-15406:
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{quote}
One of the solutions would be to have ephemeral znode for
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Mikhail Antonov commented on HBASE-15406:
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I guess Ted is talking about the latter case, when you
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Heng Chen commented on HBASE-15406:
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IMO there are two situations of hbck abort.
* hbck exit because
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Ted Yu commented on HBASE-15406:
Heng:
Before putting up a patch, can you let us know how you plan to
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Heng Chen commented on HBASE-15406:
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Oh, sorry, it has no dealing when hbck abort. Let me fix it.
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