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  1. MariaDB ColumnStore
  2. MCOL-6526

mcs cluster status - false expectations from readwrite

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Details

    • Bug
    • Status: Open (View Workflow)
    • Major
    • Resolution: Unresolved
    • 23.02.22
    • None
    • None
    • None

    Description

      cluster status - doesn't reflect if metadata is broken or not.
      For instance

       SELECT COUNT(*) FROM TABLE; 

      errored with

      ERROR 1815 (HY000) at line 1: Internal error: st: 0 TupleBPS::sendPrimitiveMessages() caught ColumnCommandJL: setLBID didn't find the extent for the rid.

      but

      # mcs cluster status -h
      Cluster status at 2026-08-10 16:14:39.259269
      Nodes: 3/3 reachable
      ┏━━━━━━━━━━━━━━━┳━━━━━━━━┳━━━━━━━━━━━━━━━━┳━━━━━━━━━━━┳━━━━━━━━━━━━━━┳━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━┳━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
      ┃ Node          ┃ State    ┃ MariaDB status  ┃ DBRM mode┃ Cluster Mode ┃ Module ID ┃ Uptime            ┃ DBRoots ┃ Services(PID)                                            ┃
      ┡━━━━━━━━━━━━━━━╇━━━━━━━━╇━━━━━━━━━━━━━━━━╇━━━━━━━━━━━╇━━━━━━━━━━━━━━╇━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━╇━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩
      │ 2*.161        │ online │ Online         │ master    │ readwrite    │ 1         │ 267d 21h 56m 57s │ 1       │ workernode(3573050), controllernode(3573094),            │
      │               │        │                │           │              │           │                  │         │ PrimProc(3573111), WriteEngineServer(3573367),           │
      │               │        │                │           │              │           │                  │         │ DMLProc(3573376), DDLProc(3573406)                       │
      ├───────────────┼────────┼────────────────┼───────────┼──────────────┼───────────┼──────────────────┼─────────┼──────────────────────────────────────────────────────────┤
      │ 2*.162        │ online │ Online         │ slave     │ readonly     │ 2         │ 79d 23h 32m 22s  │ 2       │ workernode(1449386), PrimProc(1449408),                  │
      │               │        │                │           │              │           │                  │         │ WriteEngineServer(1449654)                               │
      ├───────────────┼────────┼────────────────┼───────────┼──────────────┼───────────┼──────────────────┼─────────┼──────────────────────────────────────────────────────────┤
      │ 2*.163        │ online │ Online         │ slave     │ readonly     │ 3         │ 267d 21h 43m 37s │ 3       │ workernode(3847923), PrimProc(3847947),                  │
      │               │        │                │           │              │           │                  │         │ WriteEngineServer(3848193)                               │
      └───────────────┴────────┴────────────────┴───────────┴──────────────┴───────────┴──────────────────┴─────────┴──────────────────────────────────────────────────────────┘
      

      Attachments

        1. crit-n1.log
          5 kB
          Yakov Kushnirsky
        2. debug-n1.log
          7.38 MB
          Yakov Kushnirsky

        Activity

          People

            stasusov Stanislav Usov
            YK Yakov Kushnirsky
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            Dates

              Created:
              Updated:

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