RHEL8: Files created over NFSv3 on EMC Data Domain fail with EIO
Issue
- Files and directories created on an EMC Data Domain NFS server fail with
Input/output error
using NFSv3 on RHEL8 NFS clients. - However, the files show as created on the NFS server despite the
EIO
error. - Files can be created with no issue using NFSv4.
- RHEL7 reports no issues using NFSv3 or NFSv4.
Environment
- NFSv3
- Red Hat Enterprise Linux 8.2 or later (NFS client)
- kernel-4.18.0-193.el8 and later
- NFS server with a 64-byte length filehandles
- EMC Data Domain (NFS server)
- version: 6.2.0.5-608869.
- version: 7.1.0.20
- version: 7.1.0.40
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