Operational Defect Database
BugZero found this defect 2215 days ago.
Data sources
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F5 | 629640
TMM may stall and not service queued connections on pool state transition
Last update date:
4/26/2024
Affected products:
BIG-IP
BIG-IP LTM
Affected releases:
11.1.0
11.2.0
11.2.1
11.3.0
11.4.0
11.4.1
11.5.0
11.5.1
11.5.2
11.5.3
11.5.4
11.5.5
Fixed releases:
No fixed releases provided.
Description:
Bug ID 629640: TMM may stall and not service queued connections on pool state transition ... Symptoms ... In certain situations TMM may not process all connections queued in a configured connection queue if the relevant poolmember has been disabled/down, connection enqueued, and poolmember reenabled. ... Impact ... The queued connection to the VIP/poolmember on the specific TMM will remain in that state until the connection is either killed or client shuts down the connection. ... Any additional connections queued behind the prior queued connection will also stay queued. ... This will continue until all connections to the VIP/pmbr/tmm cease to connect/queue and are deleted. ... Conditions ... All of the following: - Persistence on VIP. - Slow ramp configured on pool. - Connection queueing on pool. - Connection limiting on poolmember. - Poolmember is disabled/down, connection is enqueued to poolmember, and poolmember is re-enabled/up. ... Workaround ... You can use one of the followi...
