EC2/EBS Command Reference Diagnostic Troubleshooter (Part 3)
Use the interactive troubleshooter below to identify your EC2/EBS command scenario, review the verbatim command, understand the trigger condition, and learn what it diagnoses or fixes.
🚨 Step 1: What specific error symptom are you experiencing?
Please click the most accurate description:
Quick Reference Table
| # | Command Category | Verbatim Command | When to Run | What It Does |
|---|---|---|---|---|
| 1 | pipeline | lspci -vv | grep -i amd | You want to target a GPU for dual 4K displays on a Linux G4ad instance. | Gets the PCI Bus address of the GPU. |
| 2 | pipeline | dmesg | grep amdgpu | The interactive desktop (DCV) set up is complete and the instance has been rebooted. | Confirms that the AMD GPU driver is functional. |
| 3 | diagnostic | lsblk | You have launched an instance and need to check the status of your mapped volumes. | Views any volumes that were mapped at launch but not formatted and mounted. |
| 4 | aws-cli | aws ec2 get-console-output --instance-id instance_id --output text > temp.txt | You want to protect yourself from man-in-the-middle attacks before connecting to an instance launched from a third-party AMI. | Obtains the fingerprint of the instance so you can verify it against the security alert displayed during your SSH connection. |