From: "David S. Miller" <davem@redhat.com>
To: Ben Greear <greearb@candelatech.com>
Cc: jgarzik@pobox.com, scott.feldman@intel.com, netdev@oss.sgi.com,
ricardoz@us.ibm.com
Subject: Re: [e1000 2.6 10/11] TxDescriptors -> 1024 default
Date: Thu, 11 Sep 2003 14:07:46 -0700 [thread overview]
Message-ID: <20030911140746.4f0384a1.davem@redhat.com> (raw)
In-Reply-To: <3F60DDCC.5020906@candelatech.com>
On Thu, 11 Sep 2003 13:40:44 -0700
Ben Greear <greearb@candelatech.com> wrote:
> So, assume we configure a 10MB socket send queue on our UDP socket...
>
> Select says its writable up to at least 5MB.
>
> We write 5MB of 64byte packets "righ now".
>
> Did we just drop a large number of packets?
Yes, we did _iff_ dev->tx_queue_len is less than or equal
to (5MB / (64 + sizeof(udp_id_headers))).
next prev parent reply other threads:[~2003-09-11 21:07 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-09 3:14 [e1000 2.6 10/11] TxDescriptors -> 1024 default Feldman, Scott
2003-09-11 19:18 ` Jeff Garzik
2003-09-11 19:45 ` Ben Greear
2003-09-11 19:59 ` Jeff Garzik
2003-09-11 20:12 ` David S. Miller
2003-09-11 20:40 ` Ben Greear
2003-09-11 21:07 ` David S. Miller [this message]
2003-09-11 21:29 ` Ben Greear
2003-09-11 21:29 ` David S. Miller
2003-09-11 21:47 ` Ricardo C Gonzalez
2003-09-11 22:00 ` Jeff Garzik
2003-09-11 22:15 ` Ben Greear
2003-09-11 23:02 ` David S. Miller
2003-09-11 23:22 ` Ben Greear
2003-09-11 23:29 ` David S. Miller
2003-09-12 1:34 ` jamal
2003-09-12 2:20 ` Ricardo C Gonzalez
2003-09-12 3:05 ` jamal
2003-09-13 3:49 ` David S. Miller
2003-09-13 11:52 ` Robert Olsson
2003-09-15 12:12 ` jamal
2003-09-15 13:45 ` Robert Olsson
2003-09-15 23:15 ` David S. Miller
2003-09-16 9:28 ` Robert Olsson
2003-09-14 19:08 ` Ricardo C Gonzalez
2003-09-15 2:50 ` David Brownell
2003-09-15 8:17 ` David S. Miller
2004-05-15 12:14 ` TxDescriptors -> 1024 default. Please not for every NIC! Marc Herbert
2004-05-19 9:30 ` Marc Herbert
2004-05-19 10:27 ` Pekka Pietikainen
2004-05-20 14:11 ` Luis R. Rodriguez
2004-05-20 16:38 ` [Prism54-devel] " Jean Tourrilhes
2004-05-20 16:45 ` Tomasz Torcz
2004-05-20 17:13 ` zero copy TX in benchmarks was " Andi Kleen
2004-05-19 11:54 ` Andi Kleen
[not found] <3F60DE5B.1010700@pobox.com>
2003-09-11 21:27 ` [e1000 2.6 10/11] TxDescriptors -> 1024 default Ricardo C Gonzalez
-- strict thread matches above, loose matches on Subject: below --
2003-09-12 5:13 Feldman, Scott
2003-09-12 12:44 ` jamal
2003-09-12 15:29 ` Donald Becker
2003-09-12 17:44 ` Ricardo C Gonzalez
2003-09-15 11:37 ` jamal
2003-09-12 18:12 ` Ben Greear
2003-09-12 18:31 ` Ricardo C Gonzalez
2003-09-15 11:29 ` jamal
[not found] <Pine.LNX.4.58.0405141430340.4622@fcat>
2004-05-18 14:34 ` Ricardo C Gonzalez
2004-06-02 19:11 ` Marc Herbert
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