From: "Niklas Hambüchen" <mail@nh2.me>
To: Michal Hocko <mhocko@kernel.org>
Cc: linux-mm@kvack.org
Subject: Re: Question about the laziness of MADV_FREE
Date: Fri, 30 Nov 2018 00:00:26 +0100 [thread overview]
Message-ID: <42c6c45c-f918-211f-c428-cd45416615df@nh2.me> (raw)
In-Reply-To: <20181129205423.GA6923@dhcp22.suse.cz>
On 2018-11-29 21:54, Michal Hocko wrote:
> From a quick look it should be 15*number_of_cpus unless I have missed
> other caching. So this shouldn't be all that much unless you have a
> giant machine with hundreds of cpus.
For clarfication, is that 15*number_of_cpus many pages, or "factor" 15*number_of_cpu off what LazyFree reports?
next prev parent reply other threads:[~2018-11-29 23:00 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-29 17:46 Niklas Hambüchen
2018-11-29 18:00 ` Michal Hocko
2018-11-29 19:21 ` Niklas Hambüchen
2018-11-29 20:54 ` Michal Hocko
2018-11-29 23:00 ` Niklas Hambüchen [this message]
2018-11-30 8:19 ` Michal Hocko
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