> Source: [sk173931](https://support.checkpoint.com/results/sk/sk173931)

# sk173931 - Wrong affinity for FWD child processes

| Property | Value |
|----------|-------|
| Solution ID | sk173931 |
| Date Created | 2021-06-07 |
| Last Modified | 2021-06-17 |
| Technical Level | General |
| Products | Security Gateway |
| Versions | R82.10, R82, R81.20 |
| OS | Gaia |

## Symptoms

- * High CPU utilization on a single core
* VPN tunnels going down frequently
* User space process FWD child processes affined to a single CPU

## Cause

For FWD child processes (vpnd, mta_monitor, pepd, pdpd, in.asessiond, usrchkd, in.msd, in.acapd, in.emaild.mta, scanengine_b, scanengine_s, and others) affinity is set to a single CPU instead of all available CPUs.

## 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 the Hotfix.   
For faster resolution and verification please collect [CPinfo](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk92739) files from the Security Management and Security Gateways 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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