Re: Nvidia Optimus, Debian 10, and Firefox ESR crashes

[Felix Miata <mrmazda@earthlink.net>]

Andrei POPESCU composed on 2021-01-05 09:14 (UTC+0200):

> David Christensen wrote:

>> Alexander V. Makartsev wrote:

>>> "xrandr" utility should help you with diagnostics and setup:
>>>      $ xrandr -q
$ xrandr | wc -l
17
$ xrandr -q | wc -l
17
$ xrandr | wc -c
706
$ xrandr -q | wc -c

I have no idea why the -q switch exists.

>> 2021-01-04 19:22:57 root@dipsy ~
>> # xrandr -q
>> Can't open display

> The '$' in the post above means it should be run from a user account, 
> preferably within the X session.
Xrandr is an X utility. X provides the "display".

Inxi -G OTOH, can be run from without X, but X-specific information will be absent.
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