From: Atsushi Kumagai <kumagai-atsushi@xxxxxxxxxxxxxxxxx> Subject: Re: [RFC PATCH v2 0/10] makedumpfile: cyclic processing to keep memory consumption. Date: Wed, 4 Jul 2012 14:54:06 +0900 > Hello Vivek, > > On Mon, 2 Jul 2012 08:39:05 -0400 > Vivek Goyal <vgoyal at redhat.com> wrote: > >> On Fri, Jun 29, 2012 at 11:13:20AM +0900, Atsushi Kumagai wrote: >> > Hello, >> > >> > I improved prototype of cyclic processing as version 2. >> > If there is no objection to basic idea, I want to consider the things >> > related to performance as next step. (Concretely, buffer size and the patch set >> > HATAYAMA-san sent a short time ago.) >> > >> >> Hi Atushi san, >> >> Good to see this work making progress. I have few queries. >> >> - Do you have some numbers for bigger machines like 1TB or higher memory. >> I am curious to know how bad is the time penalty. > > I'm afraid that I don't have such a large machine, so I need someone who can > measure execution time in large machine. > I can prepare such machine but I cannot say I can use the machine on this day precisely for example. But I think it must be until the end of this month at most. So, I would like to fix content of benchmark first. Thanks. HATAYAMA, Daisuke
