That's good, but i'd prefer not to assume perl is there. Perhaps something like this untested POSIX shell might be better? if [ -e /sys/fs/cgroup/cpu/cpu.cf

That's good, but i'd prefer not to assume perl is there. Perhaps something like this untested POSIX shell might be better? if [ -e /sys/fs/cgroup/cpu/cpu.cfs_quota_us ] && [ -e /sys/fs/cgroup/cpu/cpu.cfs_period_us ]; then read -r quota < /sys/fs/cgroup/cpu/cpu.cfs_quota_us read -r period < /sys/fs/cgroup/cpu/cpu.cfs_period_us # Perform division and rounding GOMAXPROCS=$(( (quota + period - 1) / period )) else GOMAXPROCS=$(nproc) fi export GOMAXPROCS