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docs: Expand on host computer restrictions in the FAQ 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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Kevin O'Connor 2020-08-25 17:42:43 -04:00
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docs/FAQ.md
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@ -163,6 +163,18 @@ machine. See the
[install-octopi.sh](https://github.com/KevinOConnor/klipper/tree/master/scripts/install-octopi.sh)
script for further information on the necessary Linux admin steps.
If you are looking to run the Klipper host software on a low-end chip,
then be aware that, at a minimum, a machine with "double precision
floating point" hardware is required.
If you are looking to run the Klipper host software on a shared
general-purpose desktop or server class machine, then note that
Klipper has some real-time scheduling requirements. If, during a
print, the host computer also performs an intensive general-purpose
computing task (such as defragmenting a hard drive, 3d rendering,
heavy swapping, etc.), then it may cause Klipper to report print
errors.
Note: If you are not using an OctoPi image, be aware that several
Linux distributions enable a "ModemManager" (or similar) package that
can disrupt serial communication. (Which can cause Klipper to report