I'm seeing this on some CentOS 7.4 systems that don't have AFS installed at all. It tends to happen in SMB network folders.
--------------------------------------------------------------------------- Jason Edgecombe | Linux Administrator UNC Charlotte | The William States Lee College of Engineering 9201 University City Blvd. | Charlotte, NC 28223-0001 Phone: 704-687-1943 [email protected] | http://engr.uncc.edu | Facebook --------------------------------------------------------------------------- If you are not the intended recipient of this transmission or a person responsible for delivering it to the intended recipient, any disclosure, copying, distribution, or other use of any of the information in this transmission is strictly prohibited. If you have received this transmission in error, please notify me immediately by reply e-mail or by telephone at 704-687-1943. Thank you. On Wed, Nov 15, 2017 at 1:02 PM, Matt Vander Werf <[email protected]> wrote: > Hello, > > Are there any updates or progress on a potential fix for this issue? > Anything we can do to help figure things out? > > We are running into more and more users encountering the issue on systems > we have updated, forcing us to have to downgrade the kernel on them yet as > well (including the system we were able to reproduce it on and test with > before). Is there any other information we might provide before we do that? > > Thank you. > > -- > Matt Vander Werf > HPC System Administrator > University of Notre Dame > Center for Research Computing - Union Station > 506 W. South Street > <https://maps.google.com/?q=506+W.+South+Street+South+Bend,+IN+46601&entry=gmail&source=g> > South Bend, IN 46601 > <https://maps.google.com/?q=506+W.+South+Street+South+Bend,+IN+46601&entry=gmail&source=g> > Phone: (574) 631-0692 > > On Wed, Nov 1, 2017 at 1:19 PM, Matt Vander Werf <[email protected]> wrote: > >> Thanks for the update! >> >> Let us know if there's anything else you need from us. We're happy to >> test out any potential fixes, if you'd like more testing done. >> >> Thanks. >> >> -- >> Matt Vander Werf >> HPC System Administrator >> University of Notre Dame >> Center for Research Computing - Union Station >> 506 W. South Street >> <https://maps.google.com/?q=506+W.+South+Street+South+Bend,+IN+46601&entry=gmail&source=g> >> South Bend, IN 46601 >> <https://maps.google.com/?q=506+W.+South+Street+South+Bend,+IN+46601&entry=gmail&source=g> >> Phone: (574) 631-0692 >> >> On Mon, Oct 30, 2017 at 11:15 AM, Mark Vitale <[email protected]> >> wrote: >> >>> Matt, >>> >>> > On Oct 28, 2017, at 9:38 AM, Matt Vander Werf <[email protected]> wrote: >>> > >>> > Attached is the output from running the command 'lsof /afs' after >>> running both 'echo 2 > /proc/sys/vm/drop_caches' and 'fs flushall' on the >>> system we're testing with the updated kernel. Is this what you were looking >>> for? Let me know if you were wanting something different at all. >>> Thank you for the lsof output, it’s helpful. >>> >>> > >>> > We do still have users actively using AFS on the system in question >>> (who are not having any issues, as far as we know). >>> > >>> > Did the straces I provided help at all? Or did they not give any >>> useful details? >>> The straces provided confirmation of the getcwd() ENOENT symptom. >>> >>> > Let me know if there’s anything else we can try or any other info we >>> can provide. >>> I am now able to reproduce the problem at will on my test system, so I >>> don’t expect I will need anything more from you for now. Thank you for all >>> you provided, and we will keep you informed if there is any progress. >>> >>> Regards, >>> —- >>> Mark Vitale >>> OpenAFS release team >>> >> >> >
