13-stable NFS server hang

2024-02-27 Thread Garrett Wollman
Hi, all, We've had some complaints of NFS hanging at unpredictable intervals. Our NFS servers are running a 13-stable from last December, and tonight I sat in front of the monitor watching `nfsstat -dW`. I was able to clearly see that there were periods when NFS activity would drop *instantly* fr

Re: 13-STABLE high idprio load gives poor responsiveness and excessive CPU time per task

2024-02-27 Thread Eugene Grosbein
27.02.2024 7:24, Edward Sanford Sutton, III wrote: [skip] > More recently looked and see top showing threads+system processes shows > I have one core getting 100% cpu for kernel{arc_prune} which has 21.2 hours > over a 2 hour 23 minute uptime. Against this bug, try these two: sysctl vfs.zfs.ar

Re: USB CD drive does not work with 14-Stable

2024-02-27 Thread S . N . Grigoriev
> I get the following from my own portable BD machine, from the lsusb command: > > Bus /dev/usb Device /dev/ugen0.10: ID 0e8d:1956 MediaTek Inc. Samsung SE-506 > Portable BluRay Disc Writer > > There's also lots of "can't get device qualifier: Input/output error" with -v > but it's not stopp

Re: USB CD drive does not work with 14-Stable

2024-02-27 Thread void
I get the following from my own portable BD machine, from the lsusb command: Bus /dev/usb Device /dev/ugen0.10: ID 0e8d:1956 MediaTek Inc. Samsung SE-506 Portable BluRay Disc Writer There's also lots of "can't get device qualifier: Input/output error" with -v but it's not stopping the disk from