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Correct. Which makes me wonder if it is actually related to the quality/grade of the SSDs since various configurations seem to have similar issues. Not saying that they all have the same root cause, but strange nonetheless.

In the end, after much testing and tinkering, unfortunately I could not resolve the issue. I ended up creating mdraids and the server is running very smoothly since then. Interestingly enough, Linus from LTT seems to have had a similar issue with a very similar config but with *enterprise* ssds...

Ich hab's auch mit sync=disabled und diversen cachingeinstellungen bei der VM selbst probiert. Ob ich das ganze auf den EVOs mache oder auf den PM983 spielt keine Rolle (hab's grad nochmal nachgetestet). Die Performanceprobleme bestehen mit beiden Raid1. Das einzige was bis jetzt geringfügig zu...

Hallo zusammen, bei einem neuen Server kämpfe ich seit einiger Zeit mit einem Problem und komme irgendwie nicht weiter. Der Server hat folgende Daten: - AMD EPYC 7402P 24c/48t CPU - 256GB ECC RAM - 2x Samsung EVO 970 1TB m.2 NVMe SSD (on board) - 2x Samsung PM983 2,5" U.2 NVMe SSD - 2x 1TB 2,5"...

Hi, sure. It's a Supermicro H12SSW-NT.

Hello, I'm struggling with this since weeks which is why I now open this thread. I've bought a new Supermicro server recently with the following configuration: - AMD EPYC 7402P 24c/48t CPU - 256GB ECC RAM - 2x Samsung EVO 1TB m.2 NVMe SSD (on board) - 2x Samsung PM983 2,5" U.2 NVMe SSD - 2x 1TB...