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Outage in GFI Software

Increased Memory Usage in Kerio Control 9.6.1

Resolved Major
April 27, 2026 - Started 12 days ago - Lasted 8 days
Official incident page

Incident Report

We are investigating an issue in Kerio Control 9.6.1 build 9227 causing increasing memory usage and potential performance degradation. Our Engineering team is actively analyzing the issue and working on a mitigation.
Components affected
GFI Software GFI KerioControl

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Latest Updates ( sorted recent to last )
RESOLVED 5 days ago - at 05/05/2026 12:29AM

This incident has been resolved. If you still face issues, please contact our support team at: https://support.keriocontrol.gfi.com

MONITORING 6 days ago - at 05/03/2026 10:45AM

Things continue to work as expected after the fix being applied. We are continuing to monitor.

MONITORING 7 days ago - at 05/03/2026 04:30AM

We have seen no further issues since the fix. If you observe any further issues we encourage you to reach out with logs.

MONITORING 8 days ago - at 05/02/2026 05:12AM

No new issues reported since the fix has been made available. We will continue to monitor.

MONITORING 9 days ago - at 05/01/2026 04:02AM

We're keeping a close eye on things. No issues related to the increasing memory reported.

MONITORING 10 days ago - at 04/30/2026 03:21AM

No issues have been reported. We are continuing to monitor.

MONITORING 11 days ago - at 04/29/2026 04:25AM

- A fix has been implemented by our Development team and is available for download here - https://drive.google.com/drive/folders/1cOe9UtkliJ4gbkaoWljzrRf3JlwlvTfS
- You can apply this fix using steps from the 'Upgrading Kerio Control' Knowledge Base article - https://support.keriocontrol.gfi.com/article/116539-upgrading-kerio-control
- We will monitor this.

INVESTIGATING 12 days ago - at 04/28/2026 06:54AM

The Engineering team continues to analyze the behavior and evaluate possible mitigation options. We do not have a confirmed fix or ETA yet, but the case remains under active review.

We will continue investigating and will share any relevant updates as soon as more information becomes available.

INVESTIGATING 12 days ago - at 04/27/2026 11:43PM

We are still investigating the issue observed in Kerio Control 9.6.1 build 9227, where memory usage may gradually increase over time and potentially impact performance.

At this time, our Engineering team continues to analyze the behavior and evaluate possible mitigation options. We do not have a confirmed fix or ETA yet, but the case remains under active review.

We will continue investigating and will share any relevant updates as soon as more information becomes available.

INVESTIGATING 12 days ago - at 04/27/2026 10:50AM

We are investigating an issue in Kerio Control 9.6.1 build 9227 causing increasing memory usage and potential performance degradation.

Our Engineering team is actively analyzing the issue and working on a mitigation.

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