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  1. MariaDB ColumnStore
  2. MCOL-6287

CMAPI errors: runner.py", line 311, in _selector_allows_instance

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Details

    • Bug
    • Status: Confirmed (View Workflow)
    • Major
    • Resolution: Unresolved
    • 25.10.1
    • None
    • None
    • None
    • 2026-planning

    Description

      Error when starting cmapi on Debian 12:

      root@cs2:~$ systemctl status mariadb-columnstore-cmapi
      × mariadb-columnstore-cmapi.service - MariaDB ColumnStore CMAPI: cluster management API and command line tool.
           Loaded: loaded (/lib/systemd/system/mariadb-columnstore-cmapi.service; enabled; preset: enabled)
           Active: failed (Result: exit-code) since Mon 2026-01-19 16:01:01 EST; 53s ago
         Duration: 52min 36.524s
          Process: 7519 ExecStart=/usr/share/columnstore/cmapi/python/bin/python3 -m cmapi_server (code=exited, status=1/FAILURE)
          Process: 7520 ExecStartPost=/bin/sh -c /usr/share/columnstore/cmapi/check_ready.sh (code=exited, status=0/SUCCESS)
         Main PID: 7519 (code=exited, status=1/FAILURE)
              CPU: 401ms
       
      Jan 19 16:00:46 cs2 python3[7519]:   File "/usr/share/columnstore/cmapi/deps/mr_kot/runner.py", line 226, in _run_check_plan
      Jan 19 16:00:46 cs2 python3[7519]:     ok, evidence, overrides = self._selector_allows_instance(check_id, sel, params)
      Jan 19 16:00:46 cs2 python3[7519]:   File "/usr/share/columnstore/cmapi/deps/mr_kot/runner.py", line 311, in _selector_allows_instance
      Jan 19 16:00:46 cs2 python3[7519]:     raise Runner.PlanningError(f"fact {fact_name} failed during selector evaluation: {exc}") from exc
      Jan 19 16:00:46 cs2 python3[7519]: mr_kot.runner.Runner.PlanningError: fact is_shared_fs failed during selector evaluation: 'NoneType' obje>
      Jan 19 16:00:46 cs2 systemd[1]: mariadb-columnstore-cmapi.service: Main process exited, code=exited, status=1/FAILURE
      Jan 19 16:01:01 cs2 sh[7521]: Waiting CMAPI to finish startup..1..2..3..4..5..6..7..8..9..10..11..12..13..14..15
      Jan 19 16:01:01 cs2 sh[7521]: CMAPI not ready after waiting 15 seconds. Check log file for further details.
      Jan 19 16:01:01 cs2 systemd[1]: mariadb-columnstore-cmapi.service: Failed with result 'exit-code'.
      Jan 19 16:01:01 cs2 systemd[1]: Failed to start mariadb-columnstore-cmapi.service - MariaDB ColumnStore CMAPI: cluster management API and c>
      
      

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            alan.mologorsky Alan Mologorsky
            edward Edward Stoever
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              Updated:

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