> > On Nov 7, 2024, at 12:29 AM, Andriy Gapon <a...@freebsd.org> wrote: > > On 07/11/2024 02:43, George Neville-Neil wrote: >> Howdy, >> We've been digging into an interesting possible issue in the FreeBSD NFS >> client. Here is the scenario. I have a FreeBSD VM on my Mac, the Mac is the >> NFS server, the VM is the client.
What are you using to run the vm ? What architecture is the vm ? What about the Mac ? >> I then attempt to build an out of tree kernel module that I'm working on. >> The build looks like it's hanging for 1.5 seconds, and when we look at the >> packets (pcap file attached) we see a ton of GETATTRs over the first 1.5 >> seconds. I've put the pcap up here: oct_8_2024.pcapng <https:// >> people.freebsd.org/~gnn/oct_8_2024.pcapng> >> I also note that an issue was raised on the forums that seems similar, way >> back between FreeBSD 10 and 11: >> https://forums.freebsd.org/threads/nfs-cache-misses-after-upgrading-to-11-1- >> from-10-3.65491/ <https://forums.freebsd.org/threads/nfs-cache-misses-after- >> upgrading-to-11-1-from-10-3.65491/> >> I'm seeing this on 15 currentish (last few months). > > Could it be just make checking for stale targets? > I.e., stat-ing various files to check their timestamps. > > > -- > Andriy Gapon --- Mark Saad | nones...@longcount.org >
