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How to set up the LinuxCNC PC | How to set up the LinuxCNC PC | ||
| − | * Download ISO from LinuxCNC Homepage, < | + | * Download ISO from LinuxCNC Homepage, <tt>dd if=linuxcnc.iso of=/dev/stick</tt> on usb stick and install: [http://linuxcnc.org/docs/html/getting-started/getting-linuxcnc.html Download Page] |
| − | * After installation put network to static, use < | + | * After installation put network to static, use <tt>10.20.30.60/16</tt> as IP Address, look up current gateway and DNS server |
| − | * Clone the config: < | + | * Clone the config: <tt>git clone https://github.com/Metalab/linuxcnc_config.git linuxcnc</tt> |
| − | * Add lp group to cnc user: < | + | * Add lp group to cnc user: <tt>adduser cnc lp</tt> |
| − | * Tweak the Jitter, see [http://wiki.linuxcnc.org/cgi-bin/wiki.pl?The_Isolcpus_Boot_Parameter_And_GRUB2 isolcpus Boot parameter]: put < | + | * Tweak the Jitter, see [http://wiki.linuxcnc.org/cgi-bin/wiki.pl?The_Isolcpus_Boot_Parameter_And_GRUB2 isolcpus Boot parameter]: put <tt>GRUB_CMDLINE_LINUX_DEFAULT="noapic isolcpus=1 idle=poll nohlt quiet rootdelay=5" |
| − | </ | + | </tt> into <tt>/etc/default/grub</tt> config and <tt>update-grub</tt> |
* After a reboot, you should get really nice jitter values, see screenshot | * After a reboot, you should get really nice jitter values, see screenshot | ||
[[Datei:Jitter.png]] | [[Datei:Jitter.png]] | ||
Version vom 3. Januar 2017, 19:25 Uhr
How to set up the LinuxCNC PC
- Download ISO from LinuxCNC Homepage, dd if=linuxcnc.iso of=/dev/stick on usb stick and install: Download Page
- After installation put network to static, use 10.20.30.60/16 as IP Address, look up current gateway and DNS server
- Clone the config: git clone https://github.com/Metalab/linuxcnc_config.git linuxcnc
- Add lp group to cnc user: adduser cnc lp
- Tweak the Jitter, see isolcpus Boot parameter: put GRUB_CMDLINE_LINUX_DEFAULT="noapic isolcpus=1 idle=poll nohlt quiet rootdelay=5"
into /etc/default/grub config and update-grub
- After a reboot, you should get really nice jitter values, see screenshot
