EC2

Monitoring

Key Metrics

Key metrics for EC2 monitoring

Monitor Custom Applications with Custom Metrics

How Monitor Application

Restore Snapshots

Read all blocks to eliminate penalty in production

sudo dd if=/dev/xvdf of=/dev/null bs=1M
# Or
sudo fio –filename=/dev/xvdf –rw=read –bs=128k –iodepth=32 –ioengine=libaio –direct=1 –name=volume-initialize

Configure SSH Config

Proxy SSH

Recover Instance

Recover Instance without console access

How To Repair An AWS EC2 Instance Without Console

Duplicate XFS UUIDs