Yes thanks for the replies. Both systems are vanilla with no apps and no VMs. htop shows the top processes as all middlewared:
This htop though is the current system state where memory hasn’t climbed back up all the way. It is currently using 8.2 GiB on system one which was rebooted 4 days ago. Then on system 2 which has been up for 26 days it is using 23.2 GiB out of 32. htop on the second machine looks like this currently:
Thanks,
Jeff