Show Cache-Parameters - Fujitsu ETERNUS DX80 S2 Cli User's Manual

Chapter 5 Information Settings and Display
5.1 Performance > show cache-parameters

show cache-parameters

This command displays the cache data control parameters for all the volumes.
■
Syntax
show cache-parameters
■ Parameter
No parameters.
■ Output
# Volume
# No. Name
# 0 LV0000
A B
A: Volume number
B: Volume name
C: Volume type
D: Force Pre-fetch Mode
E: Pre-fetch Limit
F: Multi Write back Count (Selectable range)
G: Number of times data access (Read I/O) is sequentially performed
H: Number of times data access (Write I/O) is sequentially performed
I: Value of the parameter for determining data access (Read I/O) sequentially
J: Value of the parameter for determining data access (Write I/O) sequentially
K: Upper limit value for the cache memory capacity that can be used by a volumes
■
Example(s)
The following example displays the cache control parameters:
CLI> show cache-parameters
Volume or TPP
No. Name
0 LV0000
3 LogicalVolume003 SDV
3 LogicalVolume004 MVV
Type FP PL MWC(Range) PSDC SDDC SS
Standard ON 8 4(1-4)
C D E F
Type FP PL MWC(Range) PSDC SDDC SS
Standard ON 8 4(1-4)
OFF 9 1(1-1)
OFF 9 1(1-1)
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ETERNUS CLI User's Guide
Copyright 2015 FUJITSU LIMITED
SDS Cache Limit
4 3 5 6
G H I J K
SDS Cache Limit
Size (MB)
4 3 5 6
4 3 5 6
4 3 5 6
Size (MB)
32.5
-
2080
32.5
P2X0-1030-09ENZ0