Table of Contents
Modify EBS Volume
- Do Actions -> Modify Volume.
- Change settings, like size.
sudo resize2fs /dev/xvda1to resize the running file system
Enable ENA on Ubuntu
- Created the key pair using AWS: the fingerprint is calculated using
- Imported a public key: the fingerprint is calculated using
System Status Checks
require AWS involvement to repair. (…) wait for AWS to fix the issue, or you can resolve it yourself. (by stopping and starting an instance, or by terminating and replacing an instance).
- Loss of network connectivity
- Loss of system power
- Software issues on the physical host
- Hardware issues on the physical host that impact network reachability
Instance Status Checks
require your involvement to repair. (…) (by rebooting the instance or by making instance configuration changes).
- Failed system status checks
- Incorrect networking or startup configuration
- Exhausted memory
- Corrupted file system
- Incompatible kernel
Enhanced Networking on Linux
Single-root IO virtualization(SR-IOV)
- SR-IOV is a network interface that allows the isolation of the PCI Express resources for manageability and performance reasons.
- Reduces CPU utilization for processing network traffic
- Reduces latency path
- Increases throughput