Documentation Home
MySQL 8.0 Reference Manual
Related Documentation Download this Manual
PDF (US Ltr) - 43.3Mb
PDF (A4) - 43.4Mb
Man Pages (TGZ) - 297.2Kb
Man Pages (Zip) - 402.4Kb
Info (Gzip) - 4.3Mb
Info (Zip) - 4.3Mb
Excerpts from this Manual

25.6.16.20 The ndbinfo cpustat_1sec Table

Thecpustat-1sec table provides raw, per-thread CPU data obtained each second for each thread running in theNDB kernel.

Likecpustat_50ms andcpustat_20sec, this table shows 20 measurement sets per thread, each referencing a period of the named duration. Thus,cpsustat_1sec provides 20 seconds of history.

Thecpustat_1sec 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_time

    OS user time

  • OS_system_time

    OS system time

  • OS_idle_time

    OS idle time

  • exec_time

    Thread execution time

  • sleep_time

    Thread sleep time

  • spin_time

    Thread spin time

  • send_time

    Thread send time

  • buffer_full_time

    Thread buffer full time

  • elapsed_time

    Elapsed time