From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 29 Nov 2005 09:57:58 -0800 (PST) From: Christoph Lameter Subject: Re: [patch 1/3] mm: NUMA slab -- add alien cache drain statistics In-Reply-To: <20051129085049.GA3573@localhost.localdomain> Message-ID: References: <20051129085049.GA3573@localhost.localdomain> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Ravikiran G Thirumalai Cc: Andrew Morton , linux-mm@kvack.org, manfred@colorfullife.com, Alok Kataria List-ID: On Tue, 29 Nov 2005, Ravikiran G Thirumalai wrote: > NUMA slab allocator frees remote objects to a local alien cache. > But if the local alien cache is full, the alien cache > is drained directly to the remote node. > > This patch adds a statistics counter which is incremented everytime the > local alien cache is full and we have to drain it to the remote nodes list3. > > This will be useful when we can dynamically tune the alien cache limit. > Currently, the alien cache limit is fixed at 12. It may be best to first enable the basic manual tuning. See slabinfo_write. How would you propose to determine the length? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org