Memory slabs are used by Linux kernel to manage memory for kernel objects. The objects are e.g dentry, inodes, and buffer heads
Why to Know About Slabs
- If you don’t understand about missing usage info of cached memory objects.
- The system is low on memory and
freeare not enough.
Design of Slab Allocator
The slab allocator maintains slabs as a circular queue. The queue is expanded and shrunk (nodes merged).
How to Access Slab Info
- A command
slabtopalso shows slab info.