Troubleshooting

This guide presents troubleshooting strategies for Compute Instances that may be unresponsive due to issues caused by a firewall.

This guide presents troubleshooting strategies for Compute Instances that are unresponsive to any network access. One reason that an instance may be unresponsive is if you recently performed a distribution upgrade or other broad software updates to your system, as those changes can lead to unexpected problems for your core system components.

This guide presents troubleshooting strategies for when you can’t connect to your Compute Instance via SSH.

This guide presents troubleshooting strategies for when you can’t connect to your web server, database, or other services running on your Compute Instance.

This guide provides common troubleshooting scenarios you may encounter when managing your Compute Instance. Each troubleshooting section provides ways to further diagnose your issue and the corresponding steps, when applicable, to resolve the issue.

Many common issues with Compute Instances are caused by excessive memory consumption. When your Compute Instance is running low on physical memory, it may start to “swap thrash.