Bug ID 703510: Add Minimum Up members required for GTM pool to be up

Last Modified: Nov 22, 2021

Bug Tracker

Affected Product:  See more info
BIG-IP TMOS(all modules)

Fixed In:
16.1.0

Opened: Jan 24, 2018
Severity: 3-Major

Symptoms

A pool is marked UP even with one active pool member. If the application servers cannot support all client connections in a single site with fewer pool members, this may result in delayed response or server down.

Impact

If the pool has insufficient pool member resources, the servers could become overloaded and disrupt traffic.

Conditions

-- GTM pool -- The pool requires a minimum number of members to be available

Workaround

None

Fix Information

You can now configure the minimum up members.

Behavior Change

You can now set the minimum up members: Create gtm pool a test members add { Server1:/Common/vs1 Server1:/Common/vs2 Server1:/Common/vs3 } min-members-up-mode number min-members-up-value 2 Pool minimum up members works with mode and value options where mode has 3 possibilities: OFF, NUMBER and PERCENT. Mode is OFF and the value is 0 by default.