> Source: [sk180883](https://support.checkpoint.com/results/sk/sk180883)

# sk180883 - FWD process cannot be affined to dedicated core after upgrade

| Property | Value |
|----------|-------|
| Solution ID | sk180883 |
| Date Created | 2023-04-20 |
| Last Modified | 2023-04-20 |
| Technical Level | General |
| Products | Security Gateway |
| Versions | R81.20, R81.10 (EOS), R81 (EOS) |

## Symptoms

- * The FWD process is not affined to the dedicated core after upgrade in User mode Firewall: instead of being affined to the dedicated CPU 47, it is affined to all the FWK cores.   

* Manually setting the affinity for FWD does not work.   

* The "`ps -ef | grep fwd`" command shows to Process IDs for FWD. One parent and one child PID.   

* The "`netstat_output`" command does not show the processes connected to any TCP/UDP connection

## Solution

[Contact Check Point Support](https://www.checkpoint.com/support-services/contact-support/) to get a Hotfix for this issue.

A Support Engineer will make sure the Hotfix is compatible with your environment before providing it.  
For faster resolution and verification, collect these files:

1. [CPinfo](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk92739) file from the Management Server involved in the case.
2. [CPinfo](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk92739) file from the Security Gateway / each Cluster Member involved in the case.

**Hotfix installation instructions:**   
Refer to [sk168597 - How to install a Hotfix](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk168597).

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