# Graylog-Server no longer works

**URL:** <https://community.graylog.org/t/graylog-server-no-longer-works/36850>\
**Category:** Graylog Central (peer support)\
**Created:** [January 13, 2026, 9:48am UTC](https://community.graylog.org/t/graylog-server-no-longer-works/36850 "2026-01-13T09:48:58Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![reni](https://avatars.discourse-cdn.com/v4/letter/r/a9adbd/32.png) [@reni](https://community.graylog.org/u/reni)\
**Post date:** [January 13, 2026, 9:48am UTC](https://community.graylog.org/t/graylog-server-no-longer-works/36850/1 "2026-01-13T09:48:58Z")

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Before you post: Your responses to these questions will help the community help you. Please complete this template if you’re asking a support question.  
**Don’t forget to select tags to help index your topic!**

**1. Describe your incident:**

Yesterday, during the day, Graylog suddenly stopped working and I don’t know why. There were no changes.

**2. Describe your environment:**

- OS Information: Ubuntu 22.04.5 LTS

- Package Version:  
graylog-6.3-repository/stable,now 1-1 all [installiert]  
graylog-server/stable,now 6.3.8-1 amd64 [installiert]  
mongodb-database-tools/jammy/mongodb-org/7.0,now 100.14.0 amd64 [Installiert,automatisch]  
mongodb-mongosh/jammy/mongodb-org/7.0,now 2.5.10 amd64 [Installiert,automatisch]  
mongodb-org-database-tools-extra/jammy/mongodb-org/7.0,now 7.0.28 amd64 [Installiert,automatisch]  
mongodb-org-database/jammy/mongodb-org/7.0,now 7.0.28 amd64 [Installiert,automatisch]  
mongodb-org-mongos/jammy/mongodb-org/7.0,now 7.0.28 amd64 [Installiert,automatisch]  
mongodb-org-server/jammy/mongodb-org/7.0,now 7.0.28 amd64 [Installiert,automatisch]  
mongodb-org-shell/jammy/mongodb-org/7.0,now 7.0.28 amd64 [Installiert,automatisch]  
mongodb-org-tools/jammy/mongodb-org/7.0,now 7.0.28 amd64 [Installiert,automatisch]  
mongodb-org/jammy/mongodb-org/7.0,now 7.0.28 amd64 [installiert]  
opensearch/stable,now 2.15.0 amd64 [Installiert,aktualisierbar auf: 2.19.4]

- Service logs, configurations, and environment variables:  
systemctl status graylog-server.service  
● graylog-server.service - Graylog server  
Loaded: loaded (/lib/systemd/system/graylog-server.service; enabled; vendor preset: enabled)  
Active: active (running) since Tue 2026-01-13 10:23:17 CET; 6min ago  
Docs: [http://docs.graylog.org/](http://docs.graylog.org/)  
Main PID: 932 (graylog-server)  
Tasks: 89 (limit: 37577)  
Memory: 677.3M  
CPU: 40.993s  
CGroup: /system.slice/graylog-server.service  
├─932 /bin/sh /usr/share/graylog-server/bin/graylog-server  
└─992 /usr/share/graylog-server/jvm/bin/java -Xms1g -Xmx1g -server -XX:+UseG1GC -XX:-OmitStackTraceInFastThrow -Djdk.tls.acknowledgeCloseNotify=true -Dlog4j2.formatMsgNoLookups=true -jar -Dlo\>

**3. What steps have you already taken to try and solve the problem?**

Reboot

**4. How can the community help?**

What could suddenly be the problem?

Best regards

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<div class="post-metadata">

**Author:** ![reni](https://avatars.discourse-cdn.com/v4/letter/r/a9adbd/32.png) [@reni](https://community.graylog.org/u/reni)\
**Post date:** [January 13, 2026, 12:48pm UTC](https://community.graylog.org/t/graylog-server-no-longer-works/36850/2 "2026-01-13T12:48:42Z")

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**systemctl stop graylog-server**  
**rm -rf /var/lib/graylog-server/journal**  
**mkdir /var/lib/graylog-server/journal**  
**chown graylog:graylog /var/lib/graylog-server/journal**  
**systemctl restart graylog-server**

After that, the Graylog server will be working again.

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/graylog/original/3X/c/7/c7c09c6b5099570133d6502b83f50ba4430de5b6.png) [@system](https://community.graylog.org/u/system)\
**Post date:** [January 27, 2026, 12:49pm UTC](https://community.graylog.org/t/graylog-server-no-longer-works/36850/3 "2026-01-27T12:49:30Z")

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