| Field |
Internal name |
Type |
Warn |
Crit |
Info |
| Apps |
apps |
gauge |
|
|
Memory used by user-space applications |
| Page Tables |
page_tables |
gauge |
|
|
Memory used to map between virtual and physical memory addresses. |
| Swap Cache |
swap_cache |
gauge |
|
|
A piece of memory that keeps track of pages fetched from swap, but not yet modified. |
| Slab Cache |
slab |
gauge |
|
|
Memory used by the kernel |
| Cached |
cached |
gauge |
|
|
Parked file data cache |
| Buffers |
buffers |
gauge |
|
|
Block device cache |
| Unused |
free |
gauge |
|
|
Wasted memory |
| Swap |
swap |
gauge |
|
|
Swap space used |
| VMalloc Used |
vmalloc_used |
gauge |
|
|
VMalloc (kernel) memory used |
| Committed |
committed |
gauge |
|
|
The amount of memory allocated to programs |
| Mapped |
mapped |
gauge |
|
|
All mmap()ed pages |
| Active |
active |
gauge |
|
|
Memory recently used |
| Inactive |
inactive |
gauge |
|
|
Memory not currently used |
