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SAP Knowledge Base Article - PreviewSymptom
This KBA is to find out the lock chain when the system is sufferring from lock issue, like "enq: TX - row lock contention".
The aim is to find the TOP lock holder (as a lock holder can also be a lock waiter, such lock holder is not helpful).
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Environment
- Oracle
Keywords
top lock holder, lock contention, row lock, lock analysis, enq: TX, lock wait, lock conflict, lock troubleshooting, deadlock, lock statistics, lock trace, wait event, session lock, lock monitoring, database lock, row contention, lock problem, performance issue, SQL locking, blocking session , KBA , SV-PERF-DB-ORA , Oracle related performance issues , BC-DB-ORA , Oracle , Problem
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