linux-kernel - Re: [PATCH 0/3] percpu_ida: support to export allocation/free information

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Date:	Mon, 5 May 2014 17:16:29 +0800
From:	Ming Lei <tom.leiming@...il.com>
To:	Jens Axboe <axboe@...nel.dk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kent Overstreet <kmo@...erainc.com>
Cc:	Christoph Hellwig <hch@....de>, Shaohua Li <shli@...nel.org>,
	Nicholas Bellinger <nab@...ux-iscsi.org>,
	Nick Swenson <nks@...erainc.com>
Subject: Re: [PATCH 0/3] percpu_ida: support to export allocation/free information

Hi,

On Tue, Apr 29, 2014 at 10:53 PM, Ming Lei <tom.leiming@...il.com> wrote:
> Hi,
>
> These patches support to export percpu_ida allocation/free information
> via sysfs, so that percpu_ida performance can be monitored, and
> at least two use cases:
>
> - some parameters(such as percpu_max_size) from its users are very
> sensitive to performance
>
> - the data is helpful for verifying patches which try to improve
> percpu_ida

Gentle ping, :-)


Thanks,
-- 
Ming Lei
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