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Date: Wed, 31 Aug 2011 06:46:00 +0200 From: Eric Dumazet <eric.dumazet@...il.com> To: Dave Taht <dave.taht@...il.com> Cc: Rasesh Mody <rmody@...cade.com>, davem@...emloft.net, netdev@...r.kernel.org, adapter_linux_open_src_team@...cade.com, Gurunatha Karaje <gkaraje@...cade.com> Subject: Re: [net-next 10/12] bna: TX Queue Depth Fix Le mardi 30 août 2011 à 21:34 -0700, Dave Taht a écrit : > On Tue, Aug 30, 2011 at 9:24 PM, Eric Dumazet <eric.dumazet@...il.com> wrote: > > BNAD_MAX_Q_DEPTH is now defined but not used. > > > > BTW, 32768 slots in a RX queue is insane. > > As that is many lunar distances worth of buffering... Are they > expecting transmissions from mars? > At 10GB rate, this can be filled in ~2msec with small frames. Apparently some people business depend on not losing frames. But they should be warned of extra memory needs, and latency increases (because of a larger working set) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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