PostgreSQL High Availibility with Pacemaker
Setting up PostgreSQL synchronous or asynchronous replication cluster with Pacemaker is described in couple of resources like the official Pacemaker site PgS...
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Highly Available NAT/Proxy EC2 instance with Keepalived
The two EC2 instances we are using as GW are launched in different AZ’s and are running Ubuntu-16.04. Each instance has one primary and one secondary IP atta...
Hosting static Website with S3 bucket and CloudFront CDN
Amazon AWS offers convenient way for hosting static website via S3 bucket providing CDN caching and SSL encryption using CloudFront.
Proxmox device hot-plugging in guests
This should be pretty straightforward, adding:
HA Features in Proxmox PVE cluster and final words
At the end, some testing of the High Availability fatures in PVE 4.2 on node and VM/LXC level.