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Chapter 6
HPSS Configuration
Table 6-14 Class of Service Configuration Variables (Continued)
Display Field Name
Class Name
Storage Hierarchy
Stage Code
Minimum File Size
Maximum File Size
Enforce Maximum File Size
Force Selection
320
Description
The descriptive name of
the COS.
Advice: Select a name that describes the COS in some functional way. A good
example would be High Speed Disk Over Tape.
The name of the storage
hierarchy associated with
this COS.
A code that indicates the
file staging options.
Advice: Refer to Section 2.9.3.3 for more information on selecting the appropriate
stage code.
The size, in bytes, of the
smallest bitfiles supported
by this COS.
The size, in bytes, of the
largest bitfile supported by
this COS.
A flag that indicates that a
bitfile larger than the
Maximum File Size cannot
be created in this COS.
A flag to determine how a
COS will be selected. If
ON, a client must
explicitly select this COS
in order to have a file
assigned to it; if the client
merely supplies general
COS hints for a file, this
COS will not be selected
September 2002
Acceptable Values
A character string up to 31 bytes in
length.
[Only modifiable at create time]
Any configured hierarchy name.
On Open,
On Open Async,
No Stage
On Open Background
Any positive 64-bit integer value.
Any positive 64-bit integer value
ON,
OFF
ON,
OFF
HPSS Installation Guide
Release 4.5, Revision 2
Default
Value
None
Same as last
configured
COS.
Same as last
configured
COS.
Same as last
configured
COS.
Same as last
configured
COS.
Same as last
configured
COS.
Same as last
configured
COS.
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