Kqr Row | Cache Contention Check Gets [cracked]

The "kqr row cache contention check gets" comes into play during step 3–4 when:

: Oracle includes internal mechanisms to monitor "hot" activity on specific row cache buckets. If a hash chain is accessed too frequently (e.g., reaching a threshold like 1,000,000 gets or exceeding sleep limits), the database may mark the bucket as in the alert log or trace files. The Contention Check Message : A message like kqr row cache contention check gets

This check is a diagnostic safeguard that identifies when a hash chain has been accessed millions of times or has exceeded internal sleep limits, potentially leading to system-wide slowness or hangs. Understanding the Row Cache Architecture The "kqr row cache contention check gets" comes