ASM fully supports the installation of an On Premise Monitoring Station (OPMS) on Debian GNU/Linux 8, Red Hat Enterprise Linux 7, Oracle Linux 7, and CentOS 7 as per: https://docops.ca.com/ca-asm/on-premise-monitoring-stations-opms/pre-installation-check-list
Are OPMS instances supported on Amazon Web Services?
ASM version 10
Yes, OPMS instances are fully supported on AWS assuming all other prerequisites are met.
As always, contact CA Support if you have further questions.