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Performance: isolate cpu 3 and pin klipper to it #158

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Performance: isolate cpu 3 and pin klipper to it #158

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50ab37e
System: isolate cpu 3 and pin klipper to it
miklschmidt Oct 12, 2024
eaf03d5
PiConfig: use sed instead of appending to file for isolcpus
miklschmidt Oct 25, 2024
47856ee
Merge branch 'v2.1.x' into feature/isolate-cpu
miklschmidt Oct 26, 2024
07125a9
Merge branch 'v2.1.x' into feature/isolate-cpu
miklschmidt Oct 26, 2024
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1 change: 1 addition & 0 deletions src/modules/klipper/filesystem/root/etc/systemd/system/klipper.service
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Expand Up @@ -17,3 +17,4 @@ EnvironmentFile=/home/pi/printer_data/systemd/klipper.env
ExecStart=/home/pi/klippy-env/bin/python $KLIPPER_ARGS
Restart=always
RestartSec=10
CPUAffinity=3
6 changes: 5 additions & 1 deletion src/modules/piconfig/start_chroot_script
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Expand Up @@ -99,4 +99,8 @@ EOF
# Step 13: Fix locale
echo_green "Generating and setting default locale to en_US.UTF-8..."
# Use en_US.UTF-8 as default locale
raspi-config nonint do_change_locale en_US.UTF-8
raspi-config nonint do_change_locale en_US.UTF-8

# Step 14: isolate cpu 3 for klipper
echo_green "Isolating CPU 3 for Klipper..."
sed -i 's/console=tty1/console=tty1 isolcpus=3/' "${PICONFIG_CMDLINE_TXT_FILE}"
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