3.2. Feature Compatibility Support

Red Hat Gluster Storage supports a number of features. Most features are supported with other features, but there are some exceptions. This section clearly identifies which features are supported and compatible with other features to help you in planning your Red Hat Gluster Storage deployment.

Note

Internet Protocol Version 6 (IPv6) support is available only for Red Hat Hyperconverged Infrastructure for Virtualization environments and not for Red Hat Gluster Storage standalone environments.
Features in the following table are supported from the specified version and later.

Table 3.3. Features supported by Red Hat Gluster Storage version

FeatureVersion
Arbiter bricks3.2
Bitrot detection3.1
Erasure coding3.1
Google Compute Engine3.1.3
Metadata caching3.2
Microsoft Azure3.1.3
NFS version 43.1
SELinux3.1
Sharding3.2.0
Snapshots3.0
Snapshots, cloning3.1.3
Snapshots, user-serviceable3.0.3
Tiering (Deprecated)3.1.2
Volume Shadow Copy (VSS)3.1.3

Table 3.4. Features supported by volume type

Volume TypeShardingTiering (Deprecated)QuotaSnapshotsGeo-RepBitrot
Arbitrated-ReplicatedYesNoYesYesYesYes
DistributedNoYesYesYesYesYes
Distributed-DispersedNoYesYesYesYesYes
Distributed-ReplicatedYesYesYesYesYesYes
ReplicatedYesYesYesYesYesYes
ShardedN/ANoNoNoYesNo
Tiered (Deprecated)NoN/ALimited[a]Limited[a]Limited[a]Limited[a]

Table 3.5. Features supported by client protocol

FeatureFUSEGluster-NFSNFS-GaneshaSMB
ArbiterYesYesYesYes
Bitrot detectionYesYesNoYes
dm-cacheYesYesYesYes
Encryption (TLS-SSL)YesYesYesYes
Erasure codingYesYesYesYes
Export subdirectoryYesYesYesN/A
Geo-replicationYesYesYesYes
QuotaYesYesYesYes
RDMA (Deprecated)

Warning

Using RDMA as a transport protocol is considered deprecated in Red Hat Gluster Storage 3.5. Red Hat no longer recommends its use, and does not support new deployments on Red Hat Gluster Storage 3.5. Existing deployments that upgrade to Red Hat Gluster Storage 3.5 remain supported.
YesNoNoNo
SnapshotsYesYesYesYes
Snapshot cloningYesYesYesYes
TieringYesYesN/AN/A