nproc
v(uutils coreutils) 0.8.0
nproc [OPTIONS]...
Print the number of cores available to the current process. If the OMP_NUM_THREADS or OMP_THREAD_LIMIT environment variables are set, then they will determine the minimum and maximum returned value respectively.
Options
--all-
print the number of cores available to the system
--ignore=<N>-
ignore up to N cores
Examples
Display the number of available processing units:
nproc
Display the number of installed processing units, including any inactive ones:
nproc --all
If possible, subtract a given number of units from the returned value:
nproc --ignore {{count}}
The examples are provided by the tldr-pages project under the CC BY 4.0 License.
Please note that, as uutils is a work in progress, some examples might fail.