Adaptec 2805 User Manual and Install Guide - Page 108

Modifying Cache Settings, Select the maxCache Read Cache setting Enable/Disable.

Get Adaptec 2805 PDF manuals and user guides View all Adaptec 2805 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 108 highlights

Appendix C: Using the Adaptec RAID Configuration Utility ● 107 Option Power Off Drive After Verify Drive After Description The duration of inactive state of the array/drive after which it is powered off. This is an optional setting. Note: Power Off Drive After duration should be greater than Slow Down Drive After Duration. The regular time interval at which the system performs a health check of the array/drive. Modifying Cache Settings You can modify the read and write cache settings for an array. You can also modify the maxCache settings. Adaptec maxCache uses the compatible Solid State Drives (SSDs) in your system as a fast read cache pool to improve performance in read-intensive applications. Note: maxCache Read Caching is supported on Adaptec Series Q controllers only. For more information about maxCache, see Using the ACU to Manage the maxCache Pool on page 109. To modify the cache settings for an array: 1 Select Manage Arrays from the main ACU menu. 2 Select the array, then press Ctrl+C. The Modify Cache Settings window opens. 3 Enable or disable read caching. 4 Press Tab. 5 Enable or disable write caching: ● Select Enable always for "write-back" caching ● Select Enable with ZMM if your controller has battery backup or a zero-maintenance cache protection module ● Select Disable for "write-through" caching 6 Press Tab. 7 Select the maxCache Read Cache setting (Enable/Disable). 8 Press Tab. 9 Press Enter to accept the values.

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
Appendix C: Using the Adaptec RAID Configuration Utility
●
107
Modifying Cache Settings
You can modify the read and write cache settings for an array. You can also modify the
maxCache settings. Adaptec
maxCache uses the compatible Solid State Drives (SSDs) in your
system as a fast read cache pool to improve performance in read-intensive applications.
Note:
maxCache Read Caching is supported on Adaptec Series Q controllers only. For more
information about maxCache, see
Using the ACU to Manage the maxCache Pool
on page 109
.
To modify the cache settings for an array:
1
Select
Manage Arrays
from the main ACU menu.
2
Select the array, then press
Ctrl+C
.
The Modify Cache Settings window opens.
3
Enable or disable read caching.
4
Press
Tab
.
5
Enable or disable write caching:
●
Select Enable always for “write-back” caching
●
Select Enable with ZMM if your controller has battery backup or a zero-maintenance
cache protection module
●
Select Disable for “write-through” caching
6
Press
Tab
.
7
Select the maxCache Read Cache setting (Enable/Disable).
8
Press
Tab
.
9
Press
Enter
to accept the values.
Power Off Drive After
The duration of inactive state of the array/drive after which it is powered
off. This is an optional setting.
Note:
Power Off Drive After duration should be greater than Slow
Down Drive After Duration.
Verify Drive After
The regular time interval at which the system performs a health check of
the array/drive.
Option
Description