MySQL 8.4 Reference Manual Including MySQL NDB Cluster 8.4
The cpustat table provides per-thread CPU
statistics gathered each second, for each thread running in the
NDB kernel.
The cpustat 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