Cache Usage
- Organization of this page
Overview
The Cache Usage alarm monitors the rate at which the desired data was found inside the data cache and did not need to be read from a disk.
Main settings
Alarm properties in PFM - Web Console |
Setting |
|
---|---|---|
Item |
Detailed item |
|
Main Information |
Product |
SQL(9.0) |
Alarm message |
Cache hit %CVS% |
|
Enable alarm |
Selected |
|
Alarm notification |
Notify when the state changed |
|
Notification target |
State changes for the alarm |
|
Evaluate all data |
Not selected |
|
Monitoring time range |
Always |
|
Report alarm when the following damping condition is reached |
Not selected |
|
occurrence(s) during |
-- |
|
interval(s) |
-- |
|
Alarm Conditions |
Record |
Server Overview (PI_SERV) |
Field |
Cache Hit % |
|
Abnormal condition |
Cache Hit % < 85 |
|
Warning condition |
Cache Hit % < 95 |
|
Actions |
|
-- |
Command |
-- |
|
SNMP |
Abnormal, Warning, Normal |
- Legend:
-
--: The setting is always invalid.
Related report
Reports/SQL/Troubleshooting/Recent Past/Cache Usage (8.0)