Buffer Cache Usage
Overview
The Buffer Cache Usage alarm monitors the usage ratio of the buffer cache.
Main settings
Alarm properties in PFM - Web Console | Setting | |
---|---|---|
Item | Detailed item | |
Main | Product | RM Oracle |
Message text | Buffer cache wait %CVS% | |
Enable alarm | Selected | |
Evaluate all data | Not selected | |
Monitoring time range | Always | |
Alarm when damping conditions are satisfied | Selected | |
Interval | 3 | |
Maximum occurrences | 2 | |
Actions | -- | |
Command | -- | |
SNMP | Abnormal, Warning, Normal | |
Conditional Expressions | Record | System Stat Summary Interval (PI) |
Field | Cache Hit % | |
Abnormal condition | Cache Hit % < 85 | |
Warning condition | Cache Hit % < 95 |
Related reports
Reports/RM Oracle/Troubleshooting/Recent Past/Cache Usage