[Info-vax] OS implementation languages
Robert A. Brooks
FIRST.LAST at vmssoftware.com
Thu Aug 31 16:58:10 EDT 2023
On 8/31/2023 3:32 PM, Dave Froble wrote:
> Making your database files contiguous seems to be a winner. Larger clustersize
> for database files also helps, a lot.
Cluster size is not used for I/O; it's only used for storage allocation, where
a single bit in the storage allocation bitmap covers the number of blocks
in that volume's clustersize.
I/O is not done in clustersize chunks.
--
--- Rob
More information about the Info-vax
mailing list