Description of problem:
readdir may get stale result after ceph-fuse's session become stale
Steps to Reproduce:
1. create ceph-fuse mounts, create an empty directory, 'ls' the empty directory from both mount points.
2. send signal STOP to one ceph-fuse, wait until its session stable become stale
3. create a file in the directory from mount point of another ceph-fuse
4. send signal CONT to the stopped ceph-fuse, 'ls' the directory from from mount point of the resumed ceph-fuse.
'ls' result does not contain the new file
'ls' result contains the new file
zhyan-laptop:ceph zhyan$ git push rh-ceph ceph-3.0-rhel-patches
Counting objects: 62, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (57/57), done.
Writing objects: 100% (62/62), 11.35 KiB | 726.00 KiB/s, done.
Total 62 (delta 54), reused 5 (delta 5)
remote: Resolving deltas: 100% (54/54)
remote: Processing changes: refs: 1, done
0b3592f04c..1e9171374c ceph-3.0-rhel-patches -> ceph-3.0-rhel-patches
followed the steps in Desc ,the resumed ceph-fuse client has the newly created file in it,moving to verified.
Build: ceph version 12.2.4-45redhat1xenial
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.