Re: [PATCH] fs/proc: introduce /proc/stat2 file

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To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: [PATCH] fs/proc: introduce /proc/stat2 file
From: Davidlohr Bueso <dave@xxxxxxxxxxxx>
Date: Wed, 7 Nov 2018 23:44:42 -0800
Cc: Miklos Szeredi <miklos@xxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Daniel Colascione <dancol@xxxxxxxxxx>, longman@xxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel <linux-kernel@xxxxxxxxxxxxxxx>, Davidlohr Bueso <dbueso@xxxxxxx>
In-reply-to: <20181108072402.smocqnczc2tjmjwz@linux-r8p5>
User-agent: NeoMutt/20180323

On Wed, 07 Nov 2018, Davidlohr Bueso wrote:

I have not looked at how filesystems tune the batch size, but it would certainly be worth
looking into methinks.


nm this part, percpu_counter_batch is not tunable. It would
still probably be acceptable (famous last words) to at least
move the bottleneck in question to percpu_counter api.

Thanks,
Davidlohr

References:
- [PATCH] fs/proc: introduce /proc/stat2 file
  - From: Davidlohr Bueso
- Re: [PATCH] fs/proc: introduce /proc/stat2 file
  - From: Daniel Colascione
- Re: [PATCH] fs/proc: introduce /proc/stat2 file
  - From: Andrew Morton
- Re: [PATCH] fs/proc: introduce /proc/stat2 file
  - From: Miklos Szeredi
- Re: [PATCH] fs/proc: introduce /proc/stat2 file
  - From: Dave Chinner
- Re: [PATCH] fs/proc: introduce /proc/stat2 file
  - From: Davidlohr Bueso

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