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  1. HBase
  2. HBASE-19121

HBCK for AMv2 (A.K.A HBCK2)

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    Description

      We don't have an hbck for the new AM. Old hbck may actually do damage going against AMv2.

      Fix.

      Attachments

        1. hbase-19121.master.001.patch
          135 kB
          Umesh Agashe

        Issue Links

        Blocked

        Improvement - An improvement or enhancement to an existing feature or task. HBASE-21447 HBCK2 tool have questions on holes when HBCK2 checks region chain

        • Major - Major loss of function.
        • Resolved
        is related to

        Umbrella - An overarching type made of sub-tasks HBASE-21745 Make HBCK2 be able to fix issues other than region assignment

        • Critical - Crashes, loss of data, severe memory leak.
        • Resolved
        relates to

        Sub-task - The sub-task of the issue HBASE-14620 Procedure V2: Update HBCK to incorporate the Proc-V2-based assignment

        • Major - Major loss of function.
        • Resolved

        Sub-task - The sub-task of the issue HBASE-21083 Introduce a mechanism to bypass the execution of a stuck procedure

        • Major - Major loss of function.
        • Resolved
        links to

        Web Link Doc on debug issues and tooling needed in hbck2 and in hbase

        Web Link Fixing regions stuck in transition in HBase 2.0

        Web Link HBCK2 Design

        Web Link HBCK2 design disussions

        Web Link RB

        1.
        		 Procedure V2: Update HBCK to incorporate the Proc-V2-based assignment Sub-task Resolved Stephen Yuan Jiang Actions
        2.
        		 Deal with HBCK tests disabled by HBASE-14614 AMv2 when HBCK works again... Sub-task Resolved Michael Stack Actions
        3.
        		 Create and implement HbckService in master Sub-task Resolved Umesh Agashe Actions
        4.
        		 Create an hbase-operator-tools repo to host hbck2 and later, other toolings Sub-task Resolved Michael Stack Actions
        5.
        		 Add bypassProcedureToCompletion() API to HbckService Sub-task Resolved Umesh Agashe Actions
        6.
        		 Block out HBCK1 in hbase2 Sub-task Resolved Michael Stack Actions
        7.
        		 "Maintenance mode" master Sub-task Resolved Mike Drob Actions
        8.
        		 [hbck2] Queue an assign of hbase:meta and bulk assign/unassign Sub-task Resolved Michael Stack Actions
        9.
        		 Initiate hbck2 tool in hbase-operator-tools repo Sub-task Resolved Michael Stack Actions
        10.
        		 Add a holding-pattern if no assign for meta or namespace (Can happen if masterprocwals have been cleared). Sub-task Resolved Michael Stack Actions
        11.
        		 Add HOW-TO repair damaged AMv2. Sub-task Resolved Michael Stack Actions
        12.
        		 Add HBaseInterfaceAudience HBCK to indicate that this tool is used by HBCK2? Sub-task Resolved Unassigned Actions
        13.
        		 Add bypassProcedure() API to HBCK2 Sub-task Resolved Michael Stack Actions
        14.
        		 [hbck2] setTableState just sets hbase:meta state, not in-memory state Sub-task Resolved Michael Stack Actions
        15.
        		 Figure how to invoke hbck2; make it easy to find Sub-task Resolved Michael Stack Actions
        16.
        		 Add a scheduleServerCrashProcedure() API to HbckService Sub-task Resolved Jingyun Tian Actions

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            uagashe Umesh Agashe
            stack Michael Stack
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              Updated:
              Resolved:

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