So we are running 1.6 code and we definitely have a problem. However
for us, a sync site is being elected, but doing a vos examine from a
client seems to hang. Actual access to files in AFS seems to be working
fine but we've not restarted any file server processes.
Ben
On 1/14/21 10:21 AM, Chaskiel Grundman wrote:
None of these things is confirmed yet, but based on some analysis and
testing carnegie mellon has done today:
- The problem is in RX (the transport layer), not any of the applications
- It likely affects 1.8.0 and newer, but not 1.6
-It seems to be triggered by the RX epoch being after the unix time
0x60000000 aka 1610612736, aka Thu Jan 14 08:25:36 UTC 2021
So any cache manager and server that has been running since before that
time will continue to work until they are restarted. Sites may wish to
try and avoid having critical systems reboot or restart until a fix or
workaround for this issue is identified.
If anyone has a system running something 1.8.0 or newer where the command
vos status afs-01.andrew.cmu.edu
<https://nam12.safelinks.protection.outlook.com/?url=http%3A%2F%2Fafs-01.andrew.cmu.edu%2F&data=04%7C01%7Cbhc%40pitt.edu%7C41b163d418f34672980208d8b8a01ee8%7C9ef9f489e0a04eeb87cc3a526112fd0d%7C1%7C0%7C637462345143664355%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C2000&sdata=yrFiXzq9V9tiqqASL4EDgRrSChdNPbgkOsWeY3SFjvY%3D&reserved=0>
-noauth
succeeds, I'd appreciate knowing about it, as it will change this analysis.
--
Ben Carter
System Engineer/Operations
University of Pittsburgh Information Technology
Office: 412-624-6470
b...@pitt.edu
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