netdev - Re: [PATCH RFC 0/2] ethtool: Add actual port speed reporting

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAJ3xEMjndyD3WofZN6MvckEE9iK5SWdKcKf7=HqwXTsGhiu+bw@mail.gmail.com>
Date:   Thu, 3 Nov 2016 09:02:49 +0200
From:   Or Gerlitz <gerlitz.or@...il.com>
To:     Gal Pressman <galp@...lanox.com>
Cc:     Linux Netdev List <netdev@...r.kernel.org>,
        "John W. Linville" <linville@...driver.com>,
        Vidya Sagar Ravipati <vidya@...ulusnetworks.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        David Decotigny <decot@...glers.com>,
        Ben Hutchings <ben@...adent.org.uk>
Subject: Re: [PATCH RFC 0/2] ethtool: Add actual port speed reporting

On Wed, Nov 2, 2016 at 5:35 PM, Gal Pressman <galp@...lanox.com> wrote:

> In some cases such as virtual machines and multi functions (SR-IOV), the actual
> bandwidth exposed for each machine is not accurately shown in ethtool.

You mean that if you rate-limit a VF from the host they will be able
to actually query that
and report it to their OS?