After some awesome help in this forum I got the Linuxfabriks monitoring plugins to work and have setup CPU and Memory checks for Linux servers. It all looks like it’s working and I get performance data/graphs OK, but then I took a closer look, and the memory-usage seems to cap at 2Gb? The below host data shows total memory 2 Gb:
But if I run the memory-usage locally on the host it returns 3.8 Gb (which is correct):
What am I doing wrong?