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Drop the need for python by using nproc --all/hw.logicalcpu_max #186

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Drop the need for python by using nproc --all/hw.logicalcpu_max #186

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7 changes: 6 additions & 1 deletion install-nix.sh
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Expand Up @@ -46,11 +46,16 @@ installer_options=(
--nix-extra-conf-file "$workdir/nix.conf"
)

if [[ $OSTYPE =~ darwin ]]; then
dameon_user_count="$(sysctl -n hw.logicalcpu_max)"
else
dameon_user_count="$(nproc --all)"
fi
# only use the nix-daemon settings if on darwin (which get ignored) or systemd is supported
if [[ (! $INPUT_INSTALL_OPTIONS =~ "--no-daemon") && ($OSTYPE =~ darwin || -e /run/systemd/system) ]]; then
installer_options+=(
--daemon
--daemon-user-count "$(python3 -c 'import multiprocessing as mp; print(mp.cpu_count() * 2)')"
--daemon-user-count "$dameon_user_count"
)
else
# "fix" the following error when running nix*
Expand Down