HP NonStop G-Series - Manual (Page 63)

Configuring and Managing SMF Processes
HP NonStop Storage Management Foundation User's Guide—523562-008
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Catalog Files
The storage pool catalog files have a file code of 461. You can specify a virtual or
physical volume and subvolume on which to place them when you define a storage
pool by using the PUP DEFINEPOOL or SCF ADD POOL command. If you do not
specify a volume and subvolume, they reside on $SYSTEM.ZSMSP
nn , where nn is a
pair of numeric characters. These system named subvolumes are limited to one
hundred per volume. HP recommends that they be placed on a mirrored volume.
Virtual Disk Process Catalog
Five files make up the catalog used by a virtual disk process:
The virtual disk catalog files have a file code of 462. These files are always found on
the virtual disk with the following name:
$virtual-disk-process-name.ZSMSCAT.*
You must specify physical locations for catalog files when you define a virtual disk by
using the PUP DEFINEVIRTDISK or SCF ADD DISK command. The physical volumes
Figure 3-3. Storage Pool Process Catalog Files
IDENTITY Contains the name of the process that created the catalog.
PENDOPS Stores information about operations in progress that is used for
recovery if the virtual disk process fails.
VERSION Contains SMF version information.
ANT Contains information that maps virtual disk names to physical disk
names. Entries are used when a file is created or purged and to
provide information in response to PUP or SCF inquiries.
DEPOBJ Tracks relationships that exist between different files that reside on
the virtual disk.
006 CDT .CDD
IDENTITY
PENDOPS
VERSION
Storage Pool
Process
MVTABLE
PMTABLE