Term
Clarion Messaging Interface
CMI is the link between the storage processors (SP-A and SP-B).It’s a fiber channel link. It controls how much cache is used by each SP. |
|
Definition
| What is the CMI and how does it work? |
|
|
Term
| It is a cache level threshold on average of 50-60 percent that causes to increase cpu priority to destage data from cache to disk. |
|
Definition
|
|
Term
|
Definition
| What is the disk address of the vault drives? |
|
|
Term
5 Vault Drives
First 5 Disks
0 1 2 3 4
6Gb a piece
30GB Total |
|
Definition
| Vault Drives on the Clarion, How many are there? Where are they Located? and How are they numbered on the array? |
|
|
Term
| Persistent Storage Manager located on the vault, and it's tripled mirrored on the vault. It's on the first 4 physical disks. It's created by the Navisphere. |
|
Definition
Where is the PSM and where is it located?
Protection of the PSM?
And extra Info |
|
|
Term
SP-A Write
SP-B Write
Read
Base/Flair
Size is 4x the write cache of the read cache. |
|
Definition
| Describe the allocation of a Clarion's cache, and it's size |
|
|
Term
CX700 & CX500
Storage Processor Enclosure (SPE)
Disk Array Enclosure (DAE)
Storage Power Supply (SPS) (1U Size) |
|
Definition
| What types of enclosures does a CX700 and CX500 have? |
|
|
Term
512 Bytes
8 bytes for Meta Data Information TimeStamp)
equals t0: 520bytes |
|
Definition
| Explain the way data blocks are written to disk? |
|
|
Term
CX300/CX500:
BackEnd:
FrontEnd:
CX700:
BackEnd:
FrontEnd: |
|
Definition
| How many backend & front-end ports do a CX300, CX500, CX700 have? |
|
|
