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PROFESSIONAL-CLOUD-ARCHITECT · Question #105
You have an outage in your Compute Engine managed instance group: all instance keep restarting after 5 seconds. You have a health check configured, but autoscaling is disabled. Your colleague, who is
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Submitted by chiamaka_o· Mar 30, 2026Ensuring solution and operations reliability
Question
You have an outage in your Compute Engine managed instance group: all instance keep restarting after 5 seconds. You have a health check configured, but autoscaling is disabled. Your colleague, who is a Linux expert, offered to look into the issue. You need to make sure that he can access the VMs. What should you do?
Options
- AGrant your colleague the IAM role of project Viewer
- BPerform a rolling restart on the instance group
- CDisable the health check for the instance group. Add his SSH key to the project-wide SSH keys
- DDisable autoscaling for the instance group. Add his SSH key to the project-wide SSH Keys
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Topics
#managed instance group#health check#SSH access#troubleshooting