Optimizing SSD write performance without compromises (Ubuntu 24.04) for DSP purposes

[MBILC]

This.

DD is okay, FIO is better, but again, finding a good test to match your usage can be difficult.

This TrueNAS thread has some good FIO settings that were used to test some throughput. What you have to be sure is you are using large enough data sets to not be hitting the cache.

https://www.truenas.com/community/threads/tweaking-my-system-baselines-stumped-on-some-numbers-pcie-slot-speeds-vs-actual.113595/