Bug ID 2221781: The DOS process utilizes CPU resources during configuration updates that are unrelated to its operation.

Last Modified: May 05, 2026

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

Known Affected Versions:
17.1.3, 17.1.3.1

Fixed In:
17.5.1.6, 17.1.3.2

Opened: Feb 11, 2026

Severity: 3-Major

Symptoms

The dosl7d process consumes high CPU resources during config updates that are unrelated to its operation.

Impact

The dosl7d process unnecessarily consumes CPU resources.

Conditions

- ASM provisioned - Configuration update - Verify CPU consumption of dosl7d

Workaround

None.

Fix Information

Fixed dosl7d to avoid internal locking during unrelated config updates.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips