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Cribl on Kubernetes Troubleshooting
This article addresses some of the common issues related to running Cribl on Kubernetes. Issue: A pod is crashing continuously or changes its status to "CrashLoopBackOff" Potential Resolutions: Run the following command to get more information about what may be causing the condition. Pay special attention to the events at…
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SELinux and Stream
This page explains how to make Cribl Stream work correctly with SELinux in enforcing mode. If you’re unsure about SELinux and its modes, here’s some background: Security-Enhanced Linux (SELinux) is a mandatory access control (MAC) security mechanism implemented in the kernel. (Source: CentOS Wiki.) SELinux defines access…
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Stream Installation Troubleshooting and FAQ
Summary: This document will detail some of the common issues you may encounter when installing Cribl Stream, as well as some frequently asked questions. Troubleshooting Issue: Cribl Stream service will not start or fails on startup Possible Causes: Stream was installed as the root user Permissions were not correctly…
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Troubleshooting UDP Syslog Traffic
This article shows how to use the Linux logger utility to test for UDP connectivity to Cribl Stream. Issue Customers commonly run into network connectivity issues when trying to send traffic to their Cribl Stream Workers. The majority of cases can be attributed to one or more of the following: Firewall / ACL blocking Proxy…