Virtual disk configuration buffer – HP Integrity NonStop J-Series User Manual
Page 119
Guardian Procedures
HP NonStop Storage Management Foundation User's Guide—523562-007
8-7
Virtual Disk Configuration Buffer
Virtual Disk Configuration Buffer
The following information describing a virtual disk is returned to the buffer you identify
in the
virt-disk-config-buffer
parameter after the call to
SMS_GETVIRTDISKSNEXT_ or SMS_GETVIRTUALDISKHDR_:
Configuration
Attribute
Byte
Offset
Description
Virtual disk
name length
0:1
Two bytes treated as a single binary field. Length of the virtual
disk name.
Virtual disk
name
2:19
The name of the virtual disk process (including the system
name), padded with binary NULLs.
STARTDOWN
flag
20:21
Two bytes treated as a single binary field. Set to 0 if the
execution state of the virtual disk process is set to UP when
the process is started. Set to 1 if the execution state is set to
DOWN at process startup.
Storage pool
name length
22:23
Two bytes treated as a single binary field. Length of the
storage pool name.
Storage pool
name
24:41
The name of the storage pool with which the virtual disk is
associated, padded with binary NULLs.
ANT catalog file
name length
42:43
Two bytes treated as a single binary field. Length of the ANT
catalog file name.
ANT catalog file
name
44:79
The physical name of the ANT catalog file, padded with binary
NULLs.
PENDOPS
catalog file
name length
80:81
Two bytes treated as a single binary field. Length of the
PENDOPS catalog file name.
PENDOPS
catalog file
name
82:107
The physical name of the PENDOPS catalog file, padded with
binary NULLs.
Name cache
size
108:111
The number of file name mappings to store in the name cache
that SMF uses to resolve virtual names into physical names
when processing file open requests. The maximum is 50,000
entries. The default is 0 entries.
Name table
capacity
112:115
The maximum number of entries stored in the name table. The
maximum value is 2,500,000 entries. The default maximum file
size is 32 megabytes.