sk183662 - Excessive memory consumption in the FWK Process when handling multiple files over single FTP connection

Excessive memory consumption in the FWK Process when handling multiple files over single FTP connection

Product: SecureXL
Version: R81.10 (EOS), R81.20, R82
OS: Gaia
Last Modified: 2026-02-18

Symptoms

The FWK process memory consumption grows from approximately 3 GB after boot to over 11 GB after several days.
Abrupt release of substantial memory chunks (such as 10 GB) during peak utilization periods, resulting in session terminations and network connectivity disruptions.
The issue occurs when numerous files are transmitted through a single FTP connection session.

Cause

Increasing memory consumption stems from active connection memory allocation.

Solution

This problem was fixed. The fix is included in:

Jumbo Hotfix Accumulator for R82 starting from Take 73
Jumbo Hotfix Accumulator for R81.20 starting from Take 122
Jumbo Hotfix Accumulator for R81.10 starting from Take 183

If you choose not to upgrade, Check Point can supply a Hotfix. Contact Check Point 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 files from the Security Management Server and Security Gateways involved in the case.

Hotfix installation instructions:
Refer to sk168597 - How to install a Hotfix.

This immediate workaround is available:

In SmartConsole, navigate to Security Policies > Threat Prevention Policy >
In the policy rule table, select the Track Column.
Right-click the cell in the "Track" column for the relevant rule.
Clear the "Forensics" checkbox in the drop-down menu:
Install the policy.
Delete all of the FTP connections.

Refer to sk103876 - How to manually delete an entry from the Connections Table.

NOTE

This solution has been verified for the specific scenario, described by the combination of Product, Version and Symptoms. It may not work in other scenarios.

Article Properties

Access Level: General
Status: Approved by TAC
Date Created: 2025-07-15
Last Modified: 2026-02-18