Documentation Home
MySQL NDB Cluster 8.3
Related Documentation Download this Excerpt
PDF (US Ltr) - 4.6Mb
PDF (A4) - 4.6Mb

6.17.15 The ndbinfo cpudata_1sec Table

The cpudata_1sec table provides data about CPU usage per second over the last 20 seconds.

The cpustat table contains the following columns:

  • node_id

    Node ID

  • measurement_id

    Measurement sequence ID; later measurements have lower IDs

  • cpu_no

    CPU ID

  • cpu_online

    1 if the CPU is currently online, otherwise 0

  • cpu_userspace_time

    CPU time spent in userspace

  • cpu_idle_time

    CPU time spent idle

  • cpu_system_time

    CPU time spent in system time

  • cpu_interrupt_time

    CPU time spent handling interrupts (hardware and software)

  • cpu_exec_vm_time

    CPU time spent in virtual machine execution

  • elapsed_time

    Time in microseconds used for this measurement


The cpudata_1sec table is available only on Linux and Solaris operating systems.