cpudata table provides data about CPU
usage during the last second.
cpustat table contains the following
1 if the CPU is currently online, otherwise 0
CPU time spent in userspace
CPU time spent idle
CPU time spent in system time
CPU time spent handling interrupts (hardware and software)
CPU time spent in virtual machine execution
cpudata table is available only on Linux
and Solaris operating systems.
This table was added in NDB 8.0.23.