With NFS v3, increased syscalls and GETATTR calls, and decreased performance, when performing directory searches after kernel update
Issue
After a kernel update from Red Hat Enterprise Linux (RHEL) 8.7 to RHEL 8.8 or above, or from RHEL 9.1 to RHEL 9.2 or above, some directory searches exhibit decreased performance and a significantly increased number of system calls and NFS v3 getattr calls.
Environment
- NFS v3 mounts in:
- Red Hat Enterprise Linux 8.8 and above
- Red Hat Enterprise Linux 9.2 and above
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