[geek_at]

you could also configure Redis to transact everything to disk and choose nvme as the target

[jitl]

That would save via file system, not bypass the kernel to access the NVMe drive directly from user space. NVMe drives themself have a bunch of features that make them amenable to K/V storage directly.

Good overview: https://www.mydistributed.systems/2020/07/towards-building-h...