What is that image showing? I see a large grey box on top of a smaller one.
Regardless, that may be all you can get if you see a CPU core is fully used.
SQLite runs largely single threaded, which is why one core’s time is its limit.
If you killed Duplicati, restarted it, added option, turned it on, saved Settings,
and started the backup, the option should have worked. Others saw success.
There are two reports already in the thread that I linked, being here and here.
Please check settings to make sure the option still looks turned on. English is
