[[metric:oldest_transaction_age]]
最老打开事务或可见性边界的年龄。
最老打开事务或可见性边界的年龄。
被哪些等待事件引用
- Activity/AutovacuumMain
- IO/LogicalSubxactRead
- IO/LogicalSubxactWrite
- IPC/XactGroupUpdate
- LWLock/Autovacuum
- LWLock/AutovacuumSchedule
- LWLock/BtreeVacuum
- LWLock/ParallelVacuumDSA
- LWLock/PerXactPredicateList
- LWLock/ProcArray
- LWLock/SerializableXactHash
- LWLock/WrapLimitsVacuum
- LWLock/XactBuffer
- LWLock/XactSLRU
- LWLock/XactTruncation
- Timeout/VacuumDelay
- Timeout/VacuumTruncate