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ActiveScale™ OS X100 Rackless Installation Guide
125
k. Enter your system’s geolocation information.
Tip: Street Address
,
City
,
State
, and
Country
are optional. Default
Country
is
USA.
Tip:
Timezone is optional; it defaults to America/Los_Angeles (UTC-8).
l. Choose a durability policy for the system.
The table below describes the durability policies and how they behave with the default value for
the small file threshold.
Warning:
Once the post-login configuration wizard completes, you can no
longer change the durability policy.
Tip: Enable Small File Policy
is optional; it defaults to
No
.
Small File
Threshold (bytes)
defaults to the preset value for the storage policy you select.
Table 10
-
1. Storage policies for a single site ActiveScale P100
Policy name
Description
Details
Balanced
,
single site
This policy provides balance
between usable capacity,
durability, and throughput. Usable
capacity will be 6
7
9
% of raw
when storing large objects.
• Large files: 13/4.
• Small files: 6/4 with a threshold 0 to 8,388,608 bytes.
Default: 524,288 bytes.
• Average client large file size to avoid stranded storage:
804-1127 KB depending on disk capacity.
• Storage overhead: Large files: 1.44x, Small files: 3.5x.
• Durability: Up to 13 nines.
• Read availability: Objects are retrievable even if one
Storage Node is unavailable and one additional drive fails.
Capacity
optimized
,
single site
This policy provides the highest
usable capacity. Usable capacity
will be 73% raw when storing
large objects.
• Large files: 15/4.
• Small files: 6/4 with a threshold of 0 to 8,388,608 bytes.
Default: 524,288 bytes.
• Average client large file size to avoid stranded storage:
804-1194 KB depending on disk capacity.
• Storage overhead: Large files: 1.36x, Small files: 3.5x.
• Durability: Up to 12 nines.
• Read availability: Objects are retrievable even if one
Storage Node is unavailable and one additional drive fails.
Default
, single
site
Balanced with a small file threshold of 524,288 bytes.
Содержание ActiveScale X100
Страница 1: ...ActiveScale X100 Rackless Instalation Guide 6 68841 03 Rev A with ActiveScale OS 6 0 2 software...
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Страница 36: ...ActiveScale OS X100 Rackless Installation Guide 36 Assemble the remaining Storage Enclosure Basics on page 66...
Страница 59: ...ActiveScale OS X100 Rackless Installation Guide 59 Figure 3 14 Installing the I O module...
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Страница 80: ...ActiveScale OS X100 Rackless Installation Guide 80 Figure 5 30 Rail attaching to front vertical rail...
Страница 91: ...ActiveScale OS X100 Rackless Installation Guide 91 Figure 6 36 Cabling Storage Node 4...
Страница 92: ...ActiveScale OS X100 Rackless Installation Guide 92 Figure 6 37 Cabling Storage Node 5...
Страница 94: ...ActiveScale OS X100 Rackless Installation Guide 94 Figure 6 39 Cabling System Node 1...
Страница 95: ...ActiveScale OS X100 Rackless Installation Guide 95 Figure 6 40 Cabling System Node 2...
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Страница 127: ...ActiveScale OS X100 Rackless Installation Guide 127 Figure 10 19 Post Login Storage Policy...
Страница 155: ...ActiveScale OS X100 Rackless Installation Guide 155 Figure 10 47 Post Login Durability Policy...
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Страница 262: ...ActiveScale OS X100 Rackless Installation Guide 262 Figure 21 20 Components and port identification...
Страница 263: ...ActiveScale OS X100 Rackless Installation Guide 263 Figure 21 21 ActiveScale X100 cable wiring key...
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