QNAP Systems is continuing to expand its QuTS hero line with the QNAP TS-h2490FU NAS. This 2U, rackmount NAS is more performance-oriented with a second-gen AMD EPYC CPU and all NVMe flash storage. Being a “hero” NAS, it is ZFS-based, that while lending itself to more enterprise features, it tends to pull overall performance down. Today we’ll look at how a ZFS-based system does with higher-performance storage after a recent review of QuTS on SATA drives.