2490368 - Nameserver not running - failed to open shared memory. rc=3, os-error=2 | SAP Knowledge Base Article

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2490368 - Nameserver not running - failed to open shared memory. rc=3, os-error=2

Symptom

  • Daemon is started successfully, but Nameserver not running
  • following command shows that Daemon is running, but all other processes are stopped 

    /usr/sap/hostctrl/exe/sapcontrol -nr <instance number> -function GetProcessList

    get_process_list_218562_2017.PNG

  • daemon trace showing entries like the following:

    [127786]{-1}[-1/-1] 2017-05-02 18:28:25.140278 e ipc              TrexIpc.cpp(00462) : SHM_ATTACH failed: 3,2,No such file or directory
    [127786]{-1}[-1/-1] 2017-05-02 18:28:25.140457 e NameServer       TREXNameServer.cpp(00719) : failed to open shared memory. rc=3, os-error=2 (No such file or directory). disabling shared-memory

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Environment

SAP HANA

Product

SAP HANA 1.0, platform edition

Keywords

name server, daemon, deamon, service, started, gray, grayed , KBA , HAN-DB , SAP HANA Database , Problem

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