On Thu, 2024-03-07 at 10:13 +0100, Stefan K wrote: > Hello guys, > > I hope someone can help me with my problem. > Our NFS performance ist very bad, like ~20MB/s, mountoption looks > like that: Are both sides agreeing on MTU (using Jumbo frames or not)? Have you tested the network with iperf (or simiar), does this happen only with NFS or also with other network traffic? /ralph