Here is the output from 'slabtop' that I captured at the time, right after a commanded cache drop - looks like dentry wasn't the biggest component, but there we

Here is the output from 'slabtop' that I captured at the time, right after a commanded cache drop - looks like dentry wasn't the biggest component, but there were 32 million of them: OBJS ACTIVE USE OBJ SIZE SLABS OBJ/SLAB CACHE SIZE NAME 534740452 533096794 99% 0.03K 4312423 124 17249692K kmalloc-32 32734926 23946797 73% 0.19K 1558806 21 6235224K dentry 86560 86558 99% 64.00K 86560 1 5539840K kmalloc-65536 2124646 1994340 93% 2.00K 1062323 2 4249292K kmalloc-2048 1013664 1013606 99% 4.00K 1013664 1 4054656K kmalloc-4096 14592544 11935392 81% 0.12K 456017 32 1824068K kmalloc-128 1300528 1158942 89% 1.00K 325132 4 1300528K kmalloc-1024