From: Dave Hansen <dave@sr71.net>
To: Raghavendra KT <raghavendra.kt.linux@gmail.com>
Cc: linux-kernel@vger.kernel.org, x86@kernel.org, linux-mm@kvack.org,
Raghavendra KT <raghavendra.kt@linux.vnet.ibm.com>
Subject: Re: [RESEND][PATCH] mm: vmstats: tlb flush counters
Date: Fri, 19 Jul 2013 08:20:18 -0700 [thread overview]
Message-ID: <51E95932.5030902@sr71.net> (raw)
In-Reply-To: <CAC4Lta1mHixqfRSJKpydH3X9M_nQPCY3QSD86Tm=cnQ+KxpGYw@mail.gmail.com>
On 07/19/2013 04:38 AM, Raghavendra KT wrote:
> While measuring non - PLE performance, one of the bottleneck, I am seeing is
> flush tlbs.
> perf had helped in alaysing a bit there, but this patch would help
> in precise calculation. It will aslo help in tuning the PLE window
> experiments (larger PLE window
> would affect remote flush TLBs)
Interesting. What workload is that? I've been having problems finding
workloads that are too consumed with TLB flushes.
next prev parent reply other threads:[~2013-07-19 15:20 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-16 23:44 Dave Hansen
2013-07-17 7:21 ` Ingo Molnar
2013-07-18 20:51 ` Andrew Morton
2013-07-19 8:28 ` Ingo Molnar
2013-07-19 15:51 ` Dave Hansen
2013-07-19 11:38 ` Raghavendra KT
2013-07-19 15:20 ` Dave Hansen [this message]
2013-07-20 13:09 ` Raghavendra K T
2013-07-22 10:06 ` Ingo Molnar
2013-07-22 16:59 ` Dave Hansen
2013-07-23 8:17 ` Ingo Molnar
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