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From: Miklos Szeredi <miklos@szeredi.hu>
To: Alessio Balsini <balsini@android.com>
Cc: Akilesh Kailash <akailash@google.com>,
	Amir Goldstein <amir73il@gmail.com>,
	Antonio SJ Musumeci <trapexit@spawn.link>,
	David Anderson <dvander@google.com>,
	Giuseppe Scrivano <gscrivan@redhat.com>,
	Jann Horn <jannh@google.com>, Jens Axboe <axboe@kernel.dk>,
	Martijn Coenen <maco@android.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Paul Lawrence <paullawrence@google.com>,
	Stefano Duo <stefanoduo@google.com>,
	Zimuzo Ezeozue <zezeozue@google.com>,
	fuse-devel <fuse-devel@lists.sourceforge.net>,
	kernel-team <kernel-team@android.com>,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH V9 0/4] fuse: Add support for passthrough read/write
Date: Wed, 30 Sep 2020 17:33:30 +0200
Message-ID: <CAJfpeguFZwkZh0wkPjOLpXODdp_9jELKUrwBgEhDVF4+T8FgTw@mail.gmail.com> (raw)
In-Reply-To: <20200924131318.2654747-1-balsini@android.com>

On Thu, Sep 24, 2020 at 3:13 PM Alessio Balsini <balsini@android.com> wrote:

> The first benchmarks were done by running FIO (fio-3.21) with:
> - bs=4Ki;
> - file size: 50Gi;
> - ioengine: sync;
> - fsync_on_close: true.
> The target file has been chosen large enough to avoid it to be entirely
> loaded into the page cache.
> Results are presented in the following table:
>
> +-----------+--------+-------------+--------+
> | Bandwidth |  FUSE  |     FUSE    |  Bind  |
> |  (KiB/s)  |        | passthrough |  mount |
> +-----------+--------+-------------+--------+
> | read      | 468897 |      502085 | 516830 |
> +-----------+--------+-------------+--------+
> | randread  |  15773 |       26632 |  21386 |


Have you looked into why passthrough is faster than native?

Thanks,
Miklos

  parent reply index

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-24 13:13 Alessio Balsini
2020-09-24 13:13 ` [PATCH V9 1/4] fuse: Definitions and ioctl() for passthrough Alessio Balsini
2020-09-29 14:37   ` Alessio Balsini
2020-09-30 15:44   ` Miklos Szeredi
2020-10-22 16:12     ` Alessio Balsini
2020-09-24 13:13 ` [PATCH V9 2/4] fuse: Trace daemon creds Alessio Balsini
2020-09-30 18:45   ` Miklos Szeredi
2020-09-30 19:16     ` Antonio SJ Musumeci
2020-10-22 16:14       ` Alessio Balsini
2020-09-24 13:13 ` [PATCH V9 3/4] fuse: Introduce synchronous read and write for passthrough Alessio Balsini
2020-09-30 18:50   ` Miklos Szeredi
2020-10-22 16:17     ` Alessio Balsini
2020-09-24 13:13 ` [PATCH V9 4/4] fuse: Handle asynchronous read and write in passthrough Alessio Balsini
2020-09-30 18:54   ` Miklos Szeredi
2020-10-22 16:38     ` Alessio Balsini
2020-09-30 15:33 ` Miklos Szeredi [this message]
2020-10-02 13:38   ` [PATCH V9 0/4] fuse: Add support for passthrough read/write Alessio Balsini
2020-10-21 15:39     ` Alessio Balsini

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