cache

I have a project that requires a lot of disk read/write operations within the guest OS (currently Windows 11). The VM is placed on a Thunderbolt-connected Optane DC RAID array. I noticed that PD's write-back disk cache policy tends to absorb write operations and flush when the cache is full...

I have a select "Cache files" that indicates 39.71 GB of space reclaimable. That's quite a bit, and I'd like to know exactly what this program is trying to jettison. It's not OK to just say ... "Oh, it's fine, you don't need those files!" WTH? How do I know if I need them if I have absolutely...