From: Andrew Lunn <andrew@lunn.ch>
To: Murali Karicheri <m-karicheri2@ti.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
David Miller <davem@davemloft.net>,
netdev@vger.kernel.org
Subject: Re: Enable and configure storm prevention in a network device
Date: Mon, 9 Apr 2018 17:18:31 +0200 [thread overview]
Message-ID: <20180409151831.GD562@lunn.ch> (raw)
In-Reply-To: <51604140-bafe-2fd6-65b1-0a3b732c83bd@ti.com>
> > The Marvell switches have leaky buckets, which can be used for
> > limiting broadcast and multicast packets, as well as traffic shaping
> > in general. Storm prevention is just a form of traffic shaping, so if
> > we have generic traffic shaping, it can be used for storm prevention.
> >
> TI's CPSW hardware as well has similar capability to limit broadcast and
> multicast packets at the ingress. Isn't it a traffic policing at the Ingress
> rather than traffic shaping as the hardware drops the frames at the ingress
> if the rate exceeds a limit?
Hi Murali
It depends on the generation of Marvell switches. Older ones have just
egress traffic shaping. Newer ones also have ingress rate limiting.
Andrew
next prev parent reply other threads:[~2018-04-09 15:18 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-05 20:14 Enable and configure storm prevention in a network device Murali Karicheri
2018-04-05 20:20 ` David Miller
2018-04-05 22:35 ` Florian Fainelli
2018-04-06 14:30 ` Andrew Lunn
2018-04-09 15:13 ` Murali Karicheri
2018-04-09 15:18 ` Andrew Lunn [this message]
2018-04-09 14:33 ` Murali Karicheri
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20180409151831.GD562@lunn.ch \
--to=andrew@lunn.ch \
--cc=davem@davemloft.net \
--cc=f.fainelli@gmail.com \
--cc=m-karicheri2@ti.com \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.