jemalloc
Stats and description:
- jemalloc_resident: "Jemalloc memory usage stadistics (resident|active|mapped|metadata).",
- jemalloc_active: "Bytes in pages allocated by the application."
- jemalloc_mapped: "Bytes in extents mapped by the allocator."
- jemalloc_metadata: "Bytes dedicated to metadata."
- jemalloc_retained: "Bytes in virtual memory mappings that were retained rather than being returned to the operating system."