> Source: [sk182588](https://support.checkpoint.com/results/sk/sk182588)

# sk182588 - PEPD process stops working and generates core dump files

| Property | Value |
|----------|-------|
| Solution ID | sk182588 |
| Date Created | 2024-08-20 |
| Last Modified | 2025-08-11 |
| Technical Level | General |
| Products | Security Gateway |
| Versions | R81.20, R81.10 (EOS) |

## Symptoms

- * PEPD process might stop working and generates core dump files in the */var/log/dump/usermode/* directory.

* CPU spike is detected when the core dump file is generated. Here is an example log snippet of perf_cpu.log in the */var/log/spike_detective/data_spike_cpu_\<core number\>\<Date\>\<Time\>/* directory, for example:

  > `# Overhead Command Shared Object Symbol`  
  > `
  > 6.03% pepd libc-2.17.so [.] __strncpy_sse2`  
  > `
  > 1.28% pdpd_wk_0_wk_1 libc-2.17.so [.] tolower`  
  > `
  > 1.22% pdpd_wk_0_wk_1 libc-2.17.so [.] vfprintf`  
* Some Active Directory users do not match the Access Role policy.

## Solution

This problem was fixed. The fix is included starting from:

* [Jumbo Hotfix Accumulator for R81.20](https://sc1.checkpoint.com/documents/Jumbo_HFA/R81.20/Default.htm) starting from Take 79
* [Jumbo Hotfix Accumulator for R81.10](https://sc1.checkpoint.com/documents/Jumbo_HFA/R81.10/Default.htm) starting from Take 158

Check Point recommends to always upgrade to the [Recommended version](https://support.checkpoint.com/results/sk/sk95746) ([Security Gateway](https://support.checkpoint.com/product/73) / [VSX](https://support.checkpoint.com/product/359) / [Security Management Server](https://support.checkpoint.com/product/184) / [Multi-Domain Security Management Server](https://support.checkpoint.com/product/166) / [SmartConsole](https://support.checkpoint.com/product/191)).

If you choose not to upgrade, [contact Check Point Support](https://www.checkpoint.com/support-services/contact-support/) to get a Hotfix for your version.

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://support.checkpoint.com/results/sk/sk92739) file from the Management Server involved in the case.
2. [CPinfo](https://support.checkpoint.com/results/sk/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://support.checkpoint.com/results/sk/sk168597).

---

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