From: Larry Finger <Larry.Finger@lwfinger.net>
To: Felix Fietkau <nbd@openwrt.org>
Cc: wireless <linux-wireless@vger.kernel.org>
Subject: Re: Rate-setting problem with Broadcom 4315
Date: Mon, 26 Oct 2009 00:39:15 -0500 [thread overview]
Message-ID: <4AE53603.1040506@lwfinger.net> (raw)
In-Reply-To: <4AE520F1.2070704@openwrt.org>
Actually, the rate-setting mechanism is working. If I looked at the
iwconfig rate while a transmission was in progress, the rate toggled
between 48 and 54 Mb/s. When I checked between tests, it showed 1
Mb/s, which is what fooled me.
The rc_stats table is:
rate throughput ewma prob this prob this succ/attempt
success attempts
P 1 0.9 99.9 100.0 0( 0) 314
314
2 1.8 96.9 100.0 0( 0) 15
16
5.5 4.8 95.7 100.0 0( 0) 12
12
11 9.5 99.9 100.0 0( 0) 134
138
6 5.4 95.7 100.0 0( 0) 11
11
9 8.0 95.7 100.0 0( 0) 11
11
12 10.6 95.7 100.0 0( 0) 11
11
18 15.5 95.5 100.0 0( 0) 12
13
24 20.3 95.7 100.0 0( 0) 12
12
36 29.3 96.5 96.4 0( 0) 4118
4249
T 48 37.6 96.3 100.0 23( 23) 376174
414958
t 54 36.8 84.8 81.5 62( 76) 356248
427489
Total packet count:: ideal 6627 lookaround 348
The automatic throughput is about 13 Mb/s.
Larry
prev parent reply other threads:[~2009-10-26 5:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-25 18:55 Rate-setting problem with Broadcom 4315 Larry Finger
2009-10-26 4:09 ` Felix Fietkau
2009-10-26 5:39 ` Larry Finger [this message]
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=4AE53603.1040506@lwfinger.net \
--to=larry.finger@lwfinger.net \
--cc=linux-wireless@vger.kernel.org \
--cc=nbd@openwrt.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.