EC2 Warning Signal Diagnostic Troubleshooter (Part 3)
Use the interactive troubleshooter below to identify your EC2 warning signal, review the verbatim warning, understand the target service, and note the consequence of ignoring.
🚨 Step 1: What specific error symptom are you experiencing?
Please click the most accurate description:
Quick Reference Table
| # | Signal Type | Verbatim Warning | Target | Consequence of Ignoring |
|---|---|---|---|---|
| 1 | caution | "Important The kernel version is not updated after applying kernel live patches. The version is only updated to the new version after the instance is rebooted." | Kernel Live Patching (Amazon Linux 2) | The version is only updated to the new version after the instance is rebooted. |
| 2 | caution | "You can disable rolling updates by enabling the lock-on-launch feature. Important If you lock to a version of the repositories that is not the latest, you do not receive further updates." | Lock-on-launch feature / Repository configuration | You do not receive further updates. |
| 3 | warning | "Warning Some features, like UEFI Secure Boot, are only available on instances that boot on UEFI. When you use the uefi-preferred AMI boot mode parameter with an instance type that does not support UEFI, the instance will launch as Legacy BIOS and the UEFI-dependent feature will be disabled." | AMI boot mode parameter (uefi-preferred) | The instance will launch as Legacy BIOS and the UEFI-dependent feature will be disabled. |
| 4 | caution | "Important Some of the procedures result in the destruction of existing data on the EBS volumes you benchmark. The benchmarking procedures are intended for use on volumes specially created for testing purposes, not production volumes." | Benchmarking EBS volumes | Destruction of existing data on the EBS volumes you benchmark. |