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SQL Anywhere 12.0.0 (Français) » SQL Anywhere Server - SQL Usage » Monitoring and improving database performance » Improving database performance » Performance Monitor statistics

 

Cache statistics

These statistics describe the use of the cache.

Statistic Scope Description
Cache Hits/sec Connection and database Shows the rate at which database page lookups are satisfied by finding the page in the cache.
Cache Reads: Index Interior/sec Connection and database Shows the rate at which index internal-node pages are read from the cache.
Cache Reads: Index Leaf/sec Connection and database Shows the rate at which index leaf pages are read from the cache.
Cache Reads: Table/sec Connection and database Shows the rate at which table pages are read from the cache.
Cache Reads: Total Pages/sec Connection and database Shows the rate at which database pages are looked up in the cache.
Cache Reads: Work Table Connection and database Shows the rate at which work table pages are being read from the cache.
Cache Replacements: Total Pages/sec Server Shows the rate at which database pages are being purged from the cache to make room for another page that is needed.
Cache Size: Current Server Shows the current size of the database server cache, in kilobytes.
Cache Size: Maximum Server Shows the maximum allowed size of the database server cache, in kilobytes.
Cache Size: Minimum Server Shows the minimum allowed size of the database server cache, in kilobytes.
Cache Size: Peak Server Shows the peak size of the database server cache, in kilobytes.