Storage DRS

Storage DRS Device Modeling behavior

During a recent meeting the behavior of Storage DRS device modeling was discussed. When I/O load balancing is enabled, Storage DRS...
frankdenneman
2 min read

Avoiding VMDK level over-commitment while using Thin disks and Storage DRS

The behavior of thin provisioned disk VMDKs in a datastore cluster is quite interesting. Storage DRS supports the use of thin...
frankdenneman
2 min read

Storage DRS datastore cluster default affinity rule

In vSphere 5.1 you can configure the default (anti) affinity rule of the datastore cluster via the user interface. Please note...
frankdenneman
27 sec read

Storage DRS datastore correlation detector

One of the cool new features of Storage DRS in vSphere 5.1 is the datastore correlation detector used by the SIOC...
frankdenneman
2 min read

Storage DRS initial placement and datastore cluster defragmentation

Recently an interesting question was raised about what happens if enough free space is available in the datastore cluster but not...
frankdenneman
4 min read

Storage DRS and Multi-extents datastores

Somebody asked me if VMFS3 multi-extents datastores are supported by Storage DRS. Although they are supported and fully operational in Storage...
frankdenneman
1 min read

Partially connected datastore clusters

The first article in the series about architecture and design decisions series focuses on the connectivity of the datastores within the...
frankdenneman
3 min read

Architecture and design of Datastore clusters

Storage DRS extends the DRS feature set to the storage space. The primary element used by SDRS is a datastore cluster....
frankdenneman
1 min read