On Sat, Sep 3, 2022 at 2:44 PM Chuck Lever III <chuck.lever@xxxxxxxxxx> wrote: > > While investigating some of the other issues that have been > reported lately, I've found that my v6.0-rc3 NFS/TCP client > goes off the rails often (but not always) during generic/650. > > This is the test that runs a workload while offlining and > onlining CPUs. My test client has 12 physical cores. > > The test appears to start normally, but then after a bit > the NFS server workload drops to zero and the NFS mount > disappears. I can't run programs (sudo, for example) on > the client. Can't log in, even on the console. The console > has a constant stream of "can't rotate log: Input/Output > error" type messages. > I've seen this occasionally as well. > I haven't looked further into this yet. Actually I'm not > quite sure where to start looking. > > I recently switched this client from a local /home to an > NFS-mounted one, and that's where the xfstests are built > and run from, fwiw. > My testbeds have xfstests built/run on a local filesystem.