It has been identified based on that the acdc driver is causing high CPU utilization in the kernel-space due to a spinlock contention.
Details of the issue can also be seen in the KB from Red Hat Customer Portal, here (https://access.redhat.com/solutions/5720801).
The fix for this issue will be included in the September release of DSA version 12.0
Note: DS Agent version 20.0 is not affected since it is not using the acdc driver
Deep Security12.0
Customers that have enabled the Application Control using Deep Security Agent version 12.0 may encounter high CPU usage.
The high CPU utilization in the kernel space (%system) causing slowness and an uptick in the load.
It has been identified based on that the acdc driver is causing high CPU utilization in the kernel-space due to a spinlock contention.
Details of the issue can also be seen in the KB from Red Hat Customer Portal, here (https://access.redhat.com/solutions/5720801).
The fix for this issue will be included in the September release of DSA version 12.0
Note: DS Agent version 20.0 is not affected since it is not using the acdc driver
