VM or physical host with:
Intel Xeon E5 v3 (Haswell) or later, quad-core CPU.
Min 8 GB RAM. At least 16 GB RAM recommended.
Min. 32GB of free disk space. Larger recommended for caching.
Number of servers:
Typical deployment ranges from 2 to 8 servers.
Large setups possible. Scalability limits: Hadoop/Spark-scale: O(100) nodes.
RAW officially supports the following configurations on AWS:
m5/c5/r5 class machines running CentOS 7.6 version 1810
RAW will likely work in other machine classes and with other Linux distributions, but configurations other the above are untested and unsupported.