On Fri, Apr 12, 2024 at 10:20:48PM +0200, Vlastimil Babka wrote: > On 4/12/24 7:29 PM, Jianfeng Wang wrote: > > Yes. > > On a server with one NUMA node, I create a case that uses many dentry objects. > > Could you describe in more detail how do you make dentry cache to grow such > a large partial slabs list? Thanks. I don't know precisely which (customer) problem Jianfeng is looking at, but here's one we got to publish a couple of years ago: https://lore.kernel.org/linux-fsdevel/3a7abaca-e20f-ad59-f6f0-caedd8450f9f@xxxxxxxxxx/ (is LSFMM coming up? Must be time to have that discussion again!) https://lwn.net/Articles/894098/
