상태 확인에 실패한 인스턴스 문제 해결 How do I troubleshoot instances with Failed Status Checks? インスタンスがステータスチェックに失敗した場合、どのように対処すればよいですか？ Troubleshooting Instances with Failed Status Checks documentation Troubleshooting Instances with Failed Status Checks Amazon’s troubleshooting tips Troubleshooting Instances with Failed Status Checks ステータスチェックに失敗したインスタンスのトラブルシューティング Troubleshooting Instances with Failed Status Checks AWS Troubleshooting Troubleshooting Instances with Failed Status Checks Troubleshooting Instances with Failed Status Checks filesystem kernel troubleshooting