netdev - Re: DSA switch

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Message-ID: <20180503140104.GD17027@lunn.ch>
Date:   Thu, 3 May 2018 16:01:04 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Ran Shalit <ranshalit@...il.com>
Cc:     Jiri Pirko <jiri@...nulli.us>, netdev@...r.kernel.org
Subject: Re: DSA switch

> It seems that although the bridge command functions, it takes several
> seconds (~6-7 seconds !) from the time it resturns to shell till a
> real communication works (ping between 2 PCs connected to switch).
> Does it usually takes so much time ?

PHY link up can take a second or two. Less if you use interrupts.

What do you have the bridge forwarding delay set to?

I would suggest profiling it, see what is take time, and how you can
tune it.

     Andrew