From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 31 Mar 2006 16:14:10 -0800 From: Andrew Morton Subject: Re: Avoid excessive time spend on concurrent slab shrinking Message-Id: <20060331161410.733cf360.akpm@osdl.org> In-Reply-To: <20060331160032.6e437226.akpm@osdl.org> References: <20060331150120.21fad488.akpm@osdl.org> <20060331153235.754deb0c.akpm@osdl.org> <20060331160032.6e437226.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: clameter@sgi.com, nickpiggin@yahoo.com.au, linux-mm@kvack.org List-ID: Andrew Morton wrote: > > A plain old sysrq-T would be great. > Really great. We do potentially-vast gobs of waiting for I/O in prune_icache->dispose_list->truncate_inode_pages(). But then, why would dispose_list() run truncate_inode_pages()? Reclaiming an inode which has no links to it, perhaps - it's been a while since I was in there clear_inode() does wait_on_inode()... -- 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