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Mar 23, 2021
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4 changes: 3 additions & 1 deletion README.md
Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,9 @@ Basic ready-to-use PostgreSQL cluster, which implements asynchronous master-slav

The presented PostgreSQL Replication solution is built upon Jelastic certified stack template for **PostgreSQL 9.5.5**. It operates two database containers (master and slave, one per role) and makes data from primary DB server to be asynchronously replicated to a standby one.

![postgresql-replication-topology](images/postgresql-replication-topology.png)
<p align="left">
<img src="images/postgresql-replication-topology.svg" width="350">
</p>

Within the package, each database container receives the [vertical scaling](https://docs.jelastic.com/automatic-vertical-scaling) up to **24 dynamic cloudlets** (or 3 GiB of RAM and 9.6 GHz of CPU) that are provided dynamically based on the incoming load. Subsequently, you can change the resource allocation limit by following the above-linked guide.

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