Dell EMC VxFlex Ready Node User Manual page 351
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- Operating system installation manual (74 pages) ,
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Glossary
M
Management IPs
The IP addresses of the MDMs defined in the system that can be used to access the
MDM from VxFlex OS GUI, CLI, and REST.
Management Port
The Port number used by the MDM for purposes of communicating with the nodes in
the VxFlex OS network.
Manager MDM
An MDM that can act as a Master or a Slave in the cluster. Manager MDMs have a
unique system ID, and can be given unique names. A manager can be a standby or a
member of the cluster.
Master MDM
The MDM in the cluster that controls the SDSs and SDCs.
MDM
Any server with the MDM package installed on it. An MDM can be given a Manager or a
Tie Breaker (default) role, during installation. MDMs have a unique MDM ID, and can be
given unique names.
N
Node
A node is a server that resides in a chassis in the following form factors:
2U 1 Node—the node occupies the entire space of a 2U-height chassis, and is the
equivalent of a standard rack-mounted server.
2U 4 Node—the nodes can be supplied with various processor, RAM, and I/O profiles.
Each node occupies a specific slot in the 2U-height chassis and uses 6 disks out of 24 in
the chassis. Each node is independent of the others in the same chassis (similar to
blade servers).
P
Page Size
The page size, typically in KB, used for caching purposes by Read Flash Cache.
Pass-Through Mode
Data is passed through to or from storage devices without being cached by Read Flash
Cache.
Pending Backward
A backward rebuild is waiting in a queue, and will be performed when possible,
Rebuild
according to rebuild throttling policy.
Primary MDM
See
Master
MDM.
Protected Capacity
Capacity that has an accessible copy in the system, in case of failure.
Protection Domain
A unique set of SDSs grouped together for reliability and tenancy separation.
R
RAM Read Cache
Server RAM that is reserved for caching storage devices in a Storage Pool.
(RMcache)
Dell EMC VxFlex Ready Node AMS User Guide
351
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