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25.6.17.19 The ndbinfo cpustat Table

Thecpustat table provides per-thread CPU statistics gathered each second, for each thread running in theNDB kernel.

Thecpustat table contains the following columns:

  • node_id

    ID of the node where the thread is running

  • thr_no

    Thread ID (specific to this node)

  • OS_user

    OS user time

  • OS_system

    OS system time

  • OS_idle

    OS idle time

  • thread_exec

    Thread execution time

  • thread_sleeping

    Thread sleep time

  • thread_spinning

    Thread spin time

  • thread_send

    Thread send time

  • thread_buffer_full

    Thread buffer full time

  • elapsed_time

    Elapsed time