Detailed about Symmetrix Architecture | Discuss about Symmetrix DMX Architecture

Architecture


Hello All,

Today we will discuss about the EMC Symmetrix Architecture and about it's components. To have a look on the core elements of the Data Center click on the below link.

Components

Symmetrix_DMX
Symmetrix DMX


Rear_view_of_Symmetrix_DMX
Rear view of Symmetrix DMX


Description

  • It is a high-end storage array.
  • It is an active-active architecture.
  • It has 24 directories. 8 - FA directories, 8 - DA directories and 8 - global directories.
  • It will support up to 128 point-to-point serial connections.

Front_View_of_System_Bay
Front View of System Bay

Rear_View_of_System_Bay
Rear view of System Bay

  • FA's are used for host i/o requests.
  • DA's are used to communicate with the back-end disks.
  • The DA's are connected through Link Control Cards (LCC).
  • Each FA has 4 processors named as A, B, C and D and each processor has 2 ports named as 0 and 1.
Image_of_DMX_Array
Image of DMX Array

Image_of_dae_and_sps
Image of DAE & SPS

  • The speed of the FA directories is 4 Gbps and the speed of the DA directories is 2 Gbps.
  • The FA's directories are paired using rule 17 for redundancy.
Rule_17
Rule 17

  • There are 2XCM modules which are connected to service processors, it will send a message to EMC in case of hardware failures.

Symmertix_DMX_Array
A full view of Symmertix DMX Array

Symmertix_DMX_Array1
A rear view of Symmertix DMX Array

To know about the history of EMC Symmetrix array, refer the link below.

http://www.sanadmin.net/2016/04/symmetrix-models.html




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