From mboxrd@z Thu Jan  1 00:00:00 1970
From: Miklos Szeredi <miklos@szeredi.hu>
Subject: Re: fuse scalability part 1
Date: Fri, 25 Sep 2015 14:11:31 +0200
Message-ID: <CAJfpegsgjV2ePkdjZDAi5GoJ5M-Zeoy10v-5p+bzyHVAnGQpuA@mail.gmail.com>
References: <20150518151336.GA9960@tucsk>
	<56044C66.1090207@oracle.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Cc: Linux-Fsdevel <linux-fsdevel@vger.kernel.org>,
	Kernel Mailing List <linux-kernel@vger.kernel.org>,
	fuse-devel <fuse-devel@lists.sourceforge.net>,
	Srinivas Eeda <srinivas.eeda@oracle.com>
To: Ashish Samant <ashish.samant@oracle.com>
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <56044C66.1090207@oracle.com>
Sender: linux-kernel-owner@vger.kernel.org
List-Id: linux-fsdevel.vger.kernel.org

On Thu, Sep 24, 2015 at 9:17 PM, Ashish Samant <ashish.samant@oracle.com> wrote:

> We did some performance testing without these patches and with these patches
> (with -o clone_fd  option specified). We did 2 types of tests:
>
> 1. Throughput test : We did some parallel dd tests to read/write to FUSE
> based database fs on a system with 8 numa nodes and 288 cpus. The
> performance here is almost equal to the the per-numa patches we submitted a
> while back.Please find results attached.

Interesting.  This means, that serving the request on a different NUMA
node as the one where the request originated doesn't appear to make
the performance much worse.

Thanks,
Miklos