See the following referenced resources at My Oracle Support (Oracle support license and login required):
- Direct NFS: FAQ (Doc ID 954425.1)
- How To Setup dNFS (Direct NFS) On Oracle Release 11.2 (Doc ID 1452614.1)
- Step by Step - Configure Direct NFS Client (dNFS) on Linux (Doc ID 762374.1)
- How to Setup Direct NFS Client Multipaths in Same Subnet (Doc ID 822481.1)
- How to configure DNFS to use multiple IPs (Doc ID 1552831.1)
- How to configure DNFS to use multiple IPs using different subnets (Doc ID 1528148.1)
- Best Practices: How to configure DNFS client using Single and Multiple Subnets (Doc ID 2246252.1)
- rp_filter for multiple private interconnects and Linux Kernel 2.6.32+ (Doc ID 1286796.1)
- Creating File Devices On NAS/NFS FileSystems For ASM Diskgroups. (Doc ID 1620238.1)
- How to Mount NFS File Systems Using 'autofs' (Doc ID 2188323.1)
- Linux operating system Service 'autofs' (Doc ID 551692.1)
- Mount Options for Oracle files for RAC databases and Clusterware when used with NFS on NAS devices (Doc ID 359515.1)
- NFS-Filesystems: Hard vs Soft mounts Explained (Doc ID 1003375.1)
- ASM Certification On Thin-Provisioned NFS Files (Doc ID 1601897.1)
- How To Create ASM Diskgroups using NFS/NAS Files? (Doc ID 731775.1)
- NFS Performance Decline Introduced by Mount Option "actimeo=0 (Doc ID 1164673.1)
- How to Optimize NFS Performance with NFS options (Doc ID 397194.1)
- What is ASM rebalance compact Phase and how it can be disabled (Doc ID 1902001.1)
- ASMFD (ASM Filter Driver) Support on operating system Platforms (Certification Matrix) (Doc ID 2034681.1)
- Supported Backup, Restore and Recovery Operations using Third Party Snapshot Technologies (Doc ID 604683.1)
- How to prepare the Oracle database for Snapshot Technologies and ensure a consistent recovery (Doc ID 221779.1)
- Is It Possible To Configure 2-factor Or Multi Factor Authentication For Oracle DBA Accounts? (Doc ID 2323931.1)
- What is the Orion I/O Test Tool? (Doc ID 1905698.1)