From: Sascha Hauer <sha@pengutronix.de>
To: Enrico Scholz <enrico.scholz@sigma-chemnitz.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v4 00/21] add "windowsize" (RFC 7440) support for tftp
Date: Wed, 31 Aug 2022 08:40:09 +0200 [thread overview]
Message-ID: <20220831064009.GJ24324@pengutronix.de> (raw)
In-Reply-To: <20220830073816.2694734-1-enrico.scholz@sigma-chemnitz.de>
On Tue, Aug 30, 2022 at 09:37:55AM +0200, Enrico Scholz wrote:
> The tftp "windowsize" greatly improves the performance of tftp
> transfers. This patchset adds support for it.
>
> The first two patches are a little bit unrelated and enhance the 'cp
> -v' output by giving information about the transfer speed. They can
> be dropped if they are unwanted.
>
> I tested the function with an iMX8MP platform in three environments:
>
> - at home over OpenVPN on an ADSL 50 line --> 27x speedup
> - 1 Gb/s connection --> 9x speedup
> - connection over 100 Mb/s switch --> 4x speedup
>
> In the test, I downloaded variable sized files which were filled from
> /dev/urandom. E.g.
>
> | :/ global tftp.windowsize=128
> | :/ cp -v /mnt/tftp/data-100MiB /tmp/data && sha1sum /tmp/data
> | [################################################################] 104857600 bytes, 98550375 bytes/s
>
> For slow connection speeds, smaller files (1MiB, 4 MiB + 20 MiB) were
> used.
Applied, thanks
Sascha
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prev parent reply other threads:[~2022-08-31 6:41 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-30 7:37 Enrico Scholz
2022-08-30 7:37 ` [PATCH v4 01/21] tftp: add some 'const' annotations Enrico Scholz
2022-08-30 7:37 ` [PATCH v4 02/21] tftp: allow to change tftp port Enrico Scholz
2022-08-30 7:37 ` [PATCH v4 03/21] cmd:tftp: add '-P' option to set tftp server port number Enrico Scholz
2022-08-30 7:37 ` [PATCH v4 04/21] tftp: do not set 'tsize' in WRQ requests Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 05/21] tftp: assign 'priv->block' later in WRQ Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 06/21] tftp: minor refactoring of RRQ/WRQ packet generation code Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 07/21] tftp: replace hardcoded blksize by global constant Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 08/21] tftp: remove sanity check of first block Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 09/21] tftp: add debug_assert() macro Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 10/21] tftp: allocate buffers and fifo dynamically Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 11/21] tftp: add sanity check for OACK response Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 12/21] tftp: record whether tftp file is opened for lookup operation only Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 13/21] tftp: reduce block size on lookup requests Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 14/21] tftp: refactor data processing Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 15/21] tftp: detect out-of-memory situations Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 16/21] tftp: implement 'windowsize' (RFC 7440) support Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 17/21] tftp: do not use 'priv->block' for RRQ Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 18/21] tftp: reorder tftp packets Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 19/21] tftp: add selftest Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 20/21] tftp: accept OACK + DATA datagrams only in certain states Enrico Scholz
2022-08-30 7:38 ` [PATCH v4 21/21] tftp: add some documentation about windowsize support Enrico Scholz
2022-08-31 6:40 ` Sascha Hauer [this message]
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