It seems I was wrong. I did the same test again, and this time even with
more `zram-fraction'. The Darktable memory is compressed, there was no
more hang-up problem. Sorry about the noise, maybe it was a regression
in the old kernel, or my configuration error somewhere.
On 1/12/21 5:55 PM, Matthew Miller wrote:
> Is this actually incompressible, though? Sure, a compressed TIFF would be,
> but isn't the raw bitmap loaded into memory likely quite compressible?