Blog · Exam
SAP-C02: Solutions Architect - Professional
3 articles, each explaining one topic from the documentation and ending at a stage you can play.
SOA-C03 · Core architecture
gp3, io2, st1 or sc1: choosing an EBS volume by the numbers
gp3 includes 3,000 IOPS at any size, io2 is the sub-millisecond volume, st1 sells throughput by the TiB, and the instance sets the last ceiling.
Ends at Volumes That FitFree5 min read · video coming
SAP-C02 · Networking
Transit gateway route tables: association and propagation, with one packet
Association picks the table a packet is looked up in. Propagation picks which tables know a VPC. Follow one packet to see how a transit gateway segments.
Ends at Routing Domains Paid5 min read · video coming
SAA-C03 · Networking
Why can't my private subnet reach S3? Gateway and interface endpoints
With no internet gateway or NAT, a private subnet can still reach AWS services. A gateway endpoint adds a route; an interface endpoint adds an address.
Ends at Shortcut to S3 Paid5 min read · video coming