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Date: Fri, 27 Nov 2015 09:14:52 +0800 From: "Huang\, Ying" <ying.huang@...ux.intel.com> To: Mel Gorman <mgorman@...hsingularity.net> Cc: lkp@...org, LKML <linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...ux-foundation.org>, Rik van Riel <riel@...hat.com>, Vitaly Wool <vitalywool@...il.com>, David Rientjes <rientjes@...gle.com>, Christoph Lameter <cl@...ux.com>, Johannes Weiner <hannes@...xchg.org>, Michal Hocko <mhocko@...e.com>, Vlastimil Babka <vbabka@...e.cz>, Linus Torvalds <torvalds@...ux-foundation.org> Subject: Re: [lkp] [mm, page_alloc] d0164adc89: -100.0% fsmark.app_overhead Hi, Mel, Mel Gorman <mgorman@...hsingularity.net> writes: > On Thu, Nov 26, 2015 at 08:56:12AM +0800, kernel test robot wrote: >> FYI, we noticed the below changes on >> >> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >> commit d0164adc89f6bb374d304ffcc375c6d2652fe67d ("mm, page_alloc: >> distinguish between being unable to sleep, unwilling to sleep and >> avoiding waking kswapd") >> >> Note: the testing machine is a virtual machine with only 1G memory. >> > > I'm not actually seeing any problem here. Is this a positive report or > am I missing something obvious? Sorry the email subject is generated automatically and I forget to change it to some meaningful stuff before sending out. From the testing result, we found the commit make the OOM possibility increased from 0% to 100% on this machine with small memory. I also added proc-vmstat information data too to help diagnose it. Best Regards, Huang, Ying -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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