SCF Reference Manual for the Storage Subsystem (G06.27+, H06.04+)

Displaying Information About Magnetic Disks
SCF Reference Manual for the Storage Subsystem—529937-008
5-14
Displaying Disk Cache Configuration Information
Displaying Disk Cache Configuration
Information
-> INFO $SYSTEM, CACHE
Disk cache configuration:
Cache Block Size ________________512_________1024_________2048_________4096_
*Blocks Requested: 24 22 21 21
Blocks Allocated: 160 144 144 1024
Bytes Allocated To Cache: 4608 K
Explanation of Fields
* indicates an attribute whose value you can change by using the
ALTER DISK command.
Cache Block Size displays as column headers the configurable block sizes (512
bytes, 1024 bytes, 2048 bytes, and 4096 bytes).
Blocks Requested the number of blocks that either were requested by an ALTER
DISK, CACHE command or set by default for each block size.
A value of -1 indicates that no default value is set for the
number of blocks required.
Blocks Allocated the number of blocks allocated to cache for each block size.
Bytes Allocated To
Cache
the total memory allocated to cache. This value equals the
number of blocks allocated for a particular block size, multiplied
by the block size, and totaled for all block sizes.