This section lists the caching-related metrics that Oracle Traffic Director tracks. For each metric, the object name in the SNMP MIB and the names of the corresponding element and attribute in the stats-xml report are provided.
Table A-10 Proxy Cache Metrics
| Metric | Object Name in the SNMP MIB | stats-xml Element: Attribute |
|---|---|---|
|
Total number of entries in the cache |
proxyCacheCountEntries |
cache-bucket: countEntries |
|
Amount of heap space used by cache content |
proxyCacheSizeHeap |
cache-bucket: sizeHeapCache |
|
Total number of times a cache lookup succeeded |
proxyCacheCountContentHits |
cache-bucket: countContentHits |
|
Total number of times a cache lookup failed |
proxyCacheCountContentMisses |
cache-bucket: countContentMisses |
|
Total number of times an entry was served from cache |
proxyCacheCountHits |
cache-bucket: countHits |
|
Total number of requests that were revalidated from the origin server |
proxyCacheCountRevalidationRequests |
cache-bucket: countRevalidationRequests |
|
Total number of times the revalidation requests failed |
proxyCacheCountRevalidationFailures |
cache-bucket: countRevalidationFailures |