User's Manual

U3585-J-Z125-8-76 303
SM2 reports SYMMETRIX CONTROLLER report
SYMMETRIX CONTROLLER report
This report provides an overview of the use of caches in the individual emulated 3860
controllers of a SYMMETRIX subsystem.
Report output
The REPORT SYMMETRIX statement is used to request the output of the SYMMETRIX
CONTROLLER report. The report can only be output if the SM2 administrator has activated
the monitoring process using the statement START-MEASUREMENT-PROGRAM
TYPE=*PFA.
Overflow screens may be requested for this report.
The monitored data output is sorted under the categories READ and WRITE.
Monitoring information
CONTROLLER MN Mnemonic name of an emulated 3860 controller.
In all SM2 output, two controller mnemonics are always output
(separated by a slash) for an emulated 3860 controller. The
following two variants are provided:
– alphanum-name 2..2
– x-text 4..4
SIZE Size of the usable cache in the SYMMETRIX subsystem
READ Number of read operations per emulated 3860 controller and per
second
RD HIT Percentage of read operations completed by the cache in relation to
the total number of read operations
WRITE Number of write operations per emulated 3860 controller and per
second
017ZE03 SM2 SYMMETRIX CONTROLLER CYCLE: 60 S 99-03-24 11:11:02
| CONTROLLER | SIZE | READ |RD HIT | WRITE |WR HIT |TOT HIT|
| MN | | (1/S) | (%) | (1/S) | (%) | (%) |
+-------------+----------+---------+-------+---------+-------+-------+
| S6 /S7 | 1628 MB | 420.3 | 100.0 | 229.6 | 100.0 | 100.0 |
+-------------+----------+---------+-------+---------+-------+-------+