[[metric:active_backends]]

Backends currently executing a query.

Referenced by wait events

• Client/ClientRead
• Client/ClientWrite
• Client/GssOpenServer
• Client/LibpqwalreceiverConnect
• Client/LibpqwalreceiverReceive
• Client/SslOpenServer
• Client/WaitForStandbyConfirmation
• Client/WalSenderWaitForWal
• Client/WalSenderWriteData
• LWLock/ProcArray