SimpliVity OmniStack, Installation And Maintenance Manual, Page: 62 / 63

Appendix A: SimpliVity terminology 62
Appendix A: SimpliVity terminology
The following table contains SimpliVity terms and definitions.
Term Definition
Arbiter Alternate name for the SimpliVity Arbiter. (See SimpliVity Arbiter .)
cluster A collection of SimpliVity OmniStack hosts that share resources and provide
high availability and load-balancing services.
failure domain A collection of SimpliVity OmniStack hosts that serve as potential high
availability failover targets for each other for purposes of high availability and
disaster recovery.
Federation A collection of SimpliVity OmniStack hosts and clusters managed in a single
globally-unified management domain.
guest operating
system
The operating system that runs inside a
virtual machine
.
host A generic term referring to either an OmniStack host or a legacy host .
legacy host A host that does not contain OmniStack software .
OmniCube host See OmniStack host .
OmniStack
Accelerator
A SimpliVity PCI card that provides non-volatile memory, accelerated
compression, and cryptographic hashing. The Accelerator card
communicates with the OmniStack software .
OmniStack host A host (server) containing an
OmniStack Accelerator
card that communicates
with the
OmniStack software
and some supported virtualization software. An
OmniStack host utilizes a dedicated virtual machine called the
OmniStack
Virtual Controller
, which runs the
OmniStack software
. (Previously referred to
as an OmniCube host.)
OmniStack software The SimpliVity software running on the OmniStack Virtual Controller .
(Previously referred to as an OmniCube software.)