3.7.0 HP StorageWorks HP Scalable NAS File Serving Software upgrade guide HP Scalable NAS for Linux (AG513-96005, October 2009)

Contents
About this guide ................................................................... 7
Intended audience ............................................................................................... 7
HP technical support ............................................................................................ 7
Subscription service ............................................................................................. 8
HP websites ........................................................................................................ 8
Documentation feedback ...................................................................................... 8
1 Overview ......................................................................... 9
Supported operating system and kernels ................................................................. 9
The HP Scalable NAS kernel RPM ................................................................... 9
Contents of the HP Scalable NAS distribution ................................................. 11
Verify downloaded RPMs ...................................................................... 11
I/O scheduler policies ................................................................................. 12
Upgrade considerations ..................................................................................... 12
Upgrade all servers as quickly as possible .................................................... 12
User and group IDs ..................................................................................... 12
Other considerations ................................................................................... 13
Operating system considerations ................................................................... 13
Location of HP Scalable NAS programs and files ............................................ 13
Product changes affecting the upgrade .......................................................... 14
Third-party MPIO software ........................................................................... 15
Back up the cluster configuration ......................................................................... 15
Matrix Server/HP Clustered File System configuration ...................................... 16
MxFS-Linux/FS Option for Linux configuration ................................................. 16
NLM state ........................................................................................... 16
Samba configuration ................................................................................... 16
PSFS filesystems .......................................................................................... 18
Supported upgrade procedures ........................................................................... 18
Upgrades from a 32-bit OS to a 64-bit OS ..................................................... 18
2 Upgrade Matrix Server/MxFS-Linux or HP Clustered File
System/FS Option software-only products .............................. 19
HP Scalable NAS File Serving Software upgrade guide 3