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Nicholas Jiang commented on HBASE-19121:
[~stack]
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Hadoop QA commented on HBASE-19121:
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stack commented on HBASE-19121:
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Thank you [~tianjingyun]
> HBCK for AMv2 (A.K.A HBCK2)
>
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Jingyun Tian commented on HBASE-19121:
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Sounds like we need to get regions of all problematic
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stack commented on HBASE-19121:
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Its as you state, if in UI, it is always available to the operator but
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Jingyun Tian commented on HBASE-19121:
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[~stack] planning to build 2 tools as your doc already
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Jingyun Tian commented on HBASE-19121:
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Yes. Maybe we can hide these in one single method.
Sounds
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stack commented on HBASE-19121:
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Ok on your 1-3. Try to hide how decisions are made inside a single
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Jingyun Tian commented on HBASE-19121:
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{quote}Queu'ing an SCP is not enough (IIRC) because we
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stack commented on HBASE-19121:
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bq. These regions are recorded as OPEN on that crashed regionserver in
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Jingyun Tian commented on HBASE-19121:
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[~stack]
I checked this doc
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stack commented on HBASE-19121:
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bq. I plan to migrate the function of checking consistency among meta,
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Jingyun Tian commented on HBASE-19121:
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[~stack] sir, I plan to migrate the function of checking
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stack commented on HBASE-19121:
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Thanks. Made an hbck-1.0.0 version (Not committing to a version for all
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Sean Busbey commented on HBASE-19121:
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I guess "no way" isn't accurate. But it'll be confusing. You
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Sean Busbey commented on HBASE-19121:
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definitely make an hbck2 specific version. like we have for
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stack commented on HBASE-19121:
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Link to doc on what we need tooling-wise doing assign debug as well as
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stack commented on HBASE-19121:
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bq. Presumably the FixVersion should be set for "hback2-1.0.0" when
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Sean Busbey commented on HBASE-19121:
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yes, thank you, that does. Presumably the FixVersion should
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stack commented on HBASE-19121:
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I do use a jira component for hbck2.
I meant to put a limit on this
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Sean Busbey commented on HBASE-19121:
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bq. Made this an umbrella issue. Removed 2.1.1 and 2.0.3 as
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stack commented on HBASE-19121:
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Made this an umbrella issue. Removed 2.1.1 and 2.0.3 as fix versions.
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stack commented on HBASE-19121:
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[~Apache9] I was thinking something like that. We'll fail fast if remote
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Duo Zhang commented on HBASE-19121:
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So HBCK2 will have its own release cycle, and we will maintain a
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stack commented on HBASE-19121:
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bq. We will keep adding new features, so the new HBCK2 can only work with
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Duo Zhang commented on HBASE-19121:
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{quote}
there is more to add I think.
{quote}
This is exactly my
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stack commented on HBASE-19121:
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bq. ...so I can forward port the HBCK2 changes to 2.2(or 2.3?).
Sounds
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stack commented on HBASE-19121:
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I pushed a DISCUSSION note on dev list on hbck2 showing up in a point
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Duo Zhang commented on HBASE-19121:
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So [~allan163] will take care of the HBCK2 for branch-2.0. And I
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Allan Yang commented on HBASE-19121:
{quote}
And I do not think it is a good idea to leave
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Duo Zhang commented on HBASE-19121:
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{quote}
At least for some basic operations, higher hbase version
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stack commented on HBASE-19121:
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bq. A reminder, this way will break the `Fix Version/s` tag in JIRA IMO,
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Reid Chan commented on HBASE-19121:
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bq. Branching 2.2 from 2.1 might be the 'safest'.
A reminder,
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Allan Yang commented on HBASE-19121:
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A possible way to deal with this problem is that, we
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stack commented on HBASE-19121:
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hbck2 for all branches is tough given we then add a new HbckService on a
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Duo Zhang commented on HBASE-19121:
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I think we should have hbck2 for all branches? IIRC on another
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stack commented on HBASE-19121:
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Ok. Let me let this stew a bit to see what fellows from China have to say
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stack commented on HBASE-19121:
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Thanks [~elserj] for input.
HBASE-20881 adds new Procedure type.
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Josh Elser commented on HBASE-19121:
{quote}Or crazy-pants stuff like cutting branch-2.2 from
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stack commented on HBASE-19121:
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Or crazy-pants stuff like cutting branch-2.2 from branch-2.1?
> HBCK for
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Josh Elser commented on HBASE-19121:
{quote}hbck2 is showing up on a point release – 2.1.1 – rather
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stack commented on HBASE-19121:
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TODO: hbck2 is showing up on a point release -- 2.1.1 -- rather than on a
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Sean Busbey commented on HBASE-19121:
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sweet. Added some comments around teh cli invocation.
> HBCK
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stack commented on HBASE-19121:
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Anyone can comment now.
Would love feedback on tooling [~busbey]
> HBCK
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Sean Busbey commented on HBASE-19121:
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The google doc only has view access. can you enable
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stack commented on HBASE-19121:
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Hoisted up Design for HBCK2 from subissue.
> HBCK for AMv2 (A.K.A HBCK2)
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stack commented on HBASE-19121:
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Thanks for the write-up [~Apache9].
I like #1, just reading the WALs and
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Duo Zhang commented on HBASE-19121:
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In HBASE-21035, [~allan163], [~stack] and me have discussed a lot
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stack commented on HBASE-19121:
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h2. Horror Story
Big cluster. Lots of regions. A couple of STUCK
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Hadoop QA commented on HBASE-19121:
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stack commented on HBASE-19121:
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Added link to HBASE-21083, the "bypass" broken Procedures issue.
> HBCK
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stack commented on HBASE-19121:
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Chatting with [~allan163] and [~Apache9], major concern is loss of master
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stack commented on HBASE-19121:
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I think I've asked for this above but here is more detail.
A corrupt
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Umesh Agashe commented on HBASE-19121:
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Current usage:
{code:java}
usage: hbase
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stack commented on HBASE-19121:
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I just noticed that we reference hbck in some of our shell help doc:
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Hadoop QA commented on HBASE-19121:
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Umesh Agashe commented on HBASE-19121:
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HBCK2 will evolve. First version with basic command line
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Umesh Agashe commented on HBASE-19121:
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For region states:
{code:java}
"scan 'hbase:meta', {
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stack commented on HBASE-19121:
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TODOs from a debug session w/ [~uagashe] yesterday:
* "scan
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stack commented on HBASE-19121:
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A few of us looking at a hosed cluster came up with a scenario that would
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