Veritas Storage Foundation 5.1 SP1 Cluster File System Administrator"s Guide (5900-1738, April 2011)

■ Fast recovery from system crashes using the intent log to track recent file
system metadata updates
■ Online administration that allows file systems to be extended and defragmented
while they are in use
Every VxFS manual page has a section on Storage Foundation Cluster File System
Issues with information on whether the command functions on a cluster-mounted
file system and indicates any difference in behavior from local mounted file
systems.
Veritas File System features in cluster file systems
Table 1-1 describes the VxFS supported features and commands for SFCFS.
Table 1-1
Veritas File System features in cluster file systems
DescriptionFeatures
A FileSnap is a space-optimized copy of a file in the same name space,
stored in the same file system.
See the Veritas Storage Foundation Advanced Features Administrator's
Guide.
FileSnap
VxFS provides fast recovery of a file system from system failure.
See the Veritas File System Administrator's Guide.
Fast file system
recovery
The Quick I/O for Databases feature, using clusterized Oracle Disk
Manager (ODM), is supported on SFCFS.
See the Veritas Storage Foundation Advanced Features Administrator's
Guide.
Quick I/O for
databases
Storage Checkpoints are supported on cluster file systems, but are
licensed only with other Veritas products.
Storage
Checkpoints
Snapshots are supported on cluster file systems.Snapshots
Quotas are supported on cluster file systems.Quotas
You export the NFS file systems from the Cluster. You can NFS export
CFS file systems in a distributed highly available way.
NFS mounts
You can use a directory on a cluster mounted file system as a mount
point for a local file system or another cluster file system.
Nested Mounts
Synchronizing operations, which require freezing and thawing file
systems, are done on a cluster-wide basis.
Freeze and thaw
15Technical overview of Storage Foundation Cluster File System
About Veritas File System features supported in cluster file systems