On Tue, 18 Apr 2023 12:12:58 +1000 Rod Webster <r...@vmn.com.au> wrote: [...] > Linuxcnc uses a 1 ms realtime thread and we regularly see "Error Finishing > Read" reported. This error disables the connection becasue our 1 ms thread > has > been overrun. This issue mainly affects Realtek NIC hardware and s of real > concern where the motion hardware could be commanding components weiging > several thousand pounds. [...]
The real-time kernel packages are provided as a convenience for users that have non-safety-critical real-time requirements, such as audio production. For safety-critical applications, you must take responsibility (or find a supplier who can) for selecting and validating software that meets the real-time and other reliability requirements. As a reminder, "Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law." Ben. -- Ben Hutchings Theory and practice are closer in theory than in practice - John Levine
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