RSU
The Real Storage Usage (RSU) sampler monitors the status of real storage within the system.
This sampler produces a warning for address spaces that consume excessive amounts of real storage when the low SYSEVENT has been issued.
Syntax
The parameters are defined as follows:
Parameter | Description |
|---|---|
int | is the length of the sample period in intervals; the default sample period is 30 seconds (one interval) |
rptno | is the maximum number of address spaces to be listed whenever low SYSEVENT has been issued; the default is 5, and the maximum value that you can specify is 64 |
Example
Assuming a report interval of 30 seconds, the following control statement displays warning messages at one-minute intervals whenever the low SYSEVENT has been issued for the address spaces of the top seven real storage users:
RSU 2,7
Warning message
The following warning message is issued by the RSU sampler:
PWSRSU02 *WARNING* REAL STORAGE USE FOR ttt uuuuuuuu IS 12345678 FRAMES
Message PWSRSU02 indicates that the low SYSEVENT has been issued, where
Variable | Description |
|---|---|
ttt | is STC, TSU, or JOB |
jjjjjjjj | is the address space name |
12345678 | is the number of real-storage frames |
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