how it works
-gpus <123 ..n> Use only the specified GPUs
write
-gpus <1235>
and "file not found"
Use as:
-gpus 1235
It will use only cards 1, 2, 3 and 5 and will ignore all other cards. e..g. card 4, 6, ...
The "<>" stands as a standard placeholder indicating a mandatory parameter/option.
For example "[]" would indicate an optional parameter.