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From: "Aurélien Aptel" <aaptel@suse.com>
To: Tom Talpey <ttalpey@microsoft.com>,
	Pavel Shilovsky <piastryyy@gmail.com>
Cc: linux-cifs <linux-cifs@vger.kernel.org>,
	Steve French <smfrench@gmail.com>
Subject: RE: [EXTERNAL] Re: [PATCH v4 1/6] cifs: sort interface list by speed
Date: Tue, 26 Nov 2019 17:54:19 +0100	[thread overview]
Message-ID: <87lfs2varo.fsf@suse.com> (raw)
In-Reply-To: <DM6PR21MB1433DA86898BCD2C9687956EA0450@DM6PR21MB1433.namprd21.prod.outlook.com>

Hi,

Tom Talpey <ttalpey@microsoft.com> writes:
> Sorting by speed is definitely appropriate, but sorting the other
> multichannel attributes is just as important. For example, if the
> RDMA attribute is set, the address should actually be excluded
> for non-RDMA connections (a second, non-RDMA entry is included,
> if the interface supports both). And, the RSS attribute indicates a
> "better" destination than non-RSS for a given speed, because it is
> more efficient at local traffic management.

Note that the way the list is used has been altered in a later patch
here:

https://lore.kernel.org/linux-cifs/20191120161559.30295-2-aaptel@suse.com/T/#u

Cheers,
-- 
Aurélien Aptel / SUSE Labs Samba Team
GPG: 1839 CB5F 9F5B FB9B AA97  8C99 03C8 A49B 521B D5D3
SUSE Software Solutions Germany GmbH, Maxfeldstr. 5, 90409 Nürnberg, DE
GF: Felix Imendörffer, Mary Higgins, Sri Rasiah HRB 247165 (AG München)

  reply	other threads:[~2019-11-26 16:54 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-03  1:21 [PATCH v4 0/6] add multichannel support Aurelien Aptel
2019-11-03  1:21 ` [PATCH v4 1/6] cifs: sort interface list by speed Aurelien Aptel
2019-11-25 21:29   ` Pavel Shilovsky
2019-11-26 16:04     ` [EXTERNAL] " Tom Talpey
2019-11-26 16:54       ` Aurélien Aptel [this message]
2019-11-26 18:38         ` Tom Talpey
2019-11-03  1:21 ` [PATCH v4 2/6] cifs: add multichannel mount options and data structs Aurelien Aptel
2019-11-03  1:21 ` [PATCH v4 3/6] cifs: add server param Aurelien Aptel
2019-11-03  1:21 ` [PATCH v4 4/6] cifs: switch servers depending on binding state Aurelien Aptel
2019-11-03  1:21 ` [PATCH v4 5/6] cifs: try opening channels after mounting Aurelien Aptel
2019-11-03  1:21 ` [PATCH v4 6/6] cifs: dump channel info in DebugData Aurelien Aptel

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