Displaying IMS VSAM Buffer Pool Statistics (RVSP)
The cumulative number of user initiated writes and non-user initiated writes.
Found in pool Sync points taken Buffers in error Maximum errors
The cumulative number of buffers found in pool. The cumulative number of sync points taken. The cumulative number of error buffers found.
The number of errors generated during writes and reads for the subpools and the total errors for the combined subpools.
Hit ratio Backed by Hiperspace?
The ratio of records found in the pool to VSAM reads.
This panels whether the buffer subpool is backed by Hiperspace™
Databases assigned to this subpool
EPILOG panels on multiple VSAM database subpool, displaying the databases allocated to each specific VSAM subpool.
To limit the scope of the RVSP panel, add a sub-operand. Examples are shown below.
DISPLAY RVSP (1 3) DISPLAY RVSP (2:6)
Limits scope of display to VSAM subpools 1 and 3.
Limits scope of display to VSAM subpools 2 through 6; the colon (:) denotes range.