⟩ Explain how to define a buffer pool for holding messages in main storage?
- Buffer pool is defined by using DEFINE BUFFPOOL
- DEFINE BUFFPOOL can be issued only from CSQINP1 data set
- DISPLAY USAGE TYPE(PAGESET) can be used for displaying buffer pool information
- The synonym DEF BP can also be used instead of DEFINE BUFFPOOL
Example:
DEFINE BUFFPOOL
BUFFERS(1000)
DEFINE BUFFPOOL(buf-pool-id)
BUFFERS(integer)
Parameter descriptions
- (buf-pool-id) Buffer pool identifier, and a mandatory entry
- An integer which in the range from zero through 15.
BUFFERS(integer)
- Integer represents the number of 4096-byte buffers