Yeah, even on consumer hardware, dirty ratio of 10% is waaay too much. These settings can also be tuned in bytes (vm.dirty_bytes and vm.dirty_background_bytes)

Yeah, even on consumer hardware, dirty ratio of 10% is waaay too much. These settings can also be tuned in bytes (vm.dirty_bytes and vm.dirty_background_bytes), and I tune these to 128-256MB on my desktop.