Service graphs

daily graph weekly graph
monthly graph yearly graph

Graph Information

This graph shows what the machine uses its memory for.

Field Internal name Type Warn Crit Info
active active gauge     pages recently statistically used
inactive inactive gauge     pages recently statistically unused
wired wired gauge     pages that are fixed into memory, usually for kernel purposes, but also sometimes for special use in processes
buffers buffers gauge     pages used for filesystem buffers
cache cached gauge     pages that have percolated from inactive to a status where they maintain their data, but can often be immediately reused
free free gauge     pages without data content
swap swap gauge     Swap space used