Bug ID 697988: During config sync, if many client-ssl profiles are on a virtual server the CPU may briefly spike to 100%

Last Modified: Mar 17, 2024

Affected Product(s):
BIG-IP LTM(all modules)

Opened: Dec 07, 2017

Severity: 4-Minor

Related Article: K34554754

Symptoms

During config sync, if many (hundreds) of client-ssl profiles are attached to a virtual server, the CPU may spike to 100%.

Impact

If enough client-ssl profiles are attached, the watchdog could fire, crashing tmm and causing service disruption. Traffic disrupted while tmm restarts.

Conditions

-- Many (hundreds) of client-ssl profiles are attached to a virtual server. -- Config sync is executed.

Workaround

There is no workaround other than not attaching hundreds of client-ssl profiles to a virtual server, or disabling config sync.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips