From: Larry Finger <Larry.Finger@lwfinger.net>
To: Andi Kleen <andi@firstfloor.org>
Cc: Michael Buesch <mb@bu3sch.de>,
linux-wireless@vger.kernel.org,
John Linville <linville@tuxdriver.com>,
Johannes Berg <johannes@sipsolutions.net>
Subject: Re: rate instability in wireless stack
Date: Sun, 04 Jan 2009 23:51:51 -0600 [thread overview]
Message-ID: <49619FF7.2030606@lwfinger.net> (raw)
In-Reply-To: <20090105054830.GJ496@one.firstfloor.org>
Andi Kleen wrote:
> On Sun, Jan 04, 2009 at 10:59:18PM -0600, Larry Finger wrote:
>> Andi Kleen wrote:
>>> On Sun, Jan 04, 2009 at 09:55:03PM -0600, Larry Finger wrote:
>>>
>>> Minstrel stays constantly at 1 Mbit/s
>> Do you have mac80211 debugging turned on? If so, then do a
>>
>> sudo cat /sys/kernel/debug/ieee80211/phyXX/stations/<MAC ADDR>/rc_stats
>>
>> and post them.
>
> Lots of zeroes.
Strange. Mine looks like this.
rate throughput ewma prob this prob this succ/attempt success attempts
1 0.9 97.7 100.0 1( 1) 2086 2206
2 0.1 7.0 0.0 0( 0) 1 5
5.5 0.0 0.0 0.0 0( 0) 0 1
11 0.0 0.0 0.0 0( 0) 0 4
6 1.4 25.0 100.0 0( 0) 1 2
9 0.0 0.0 0.0 0( 0) 0 6
12 7.6 68.8 0.0 0( 0) 187 192
18 7.0 43.3 0.0 0( 0) 3 5
24 10.6 49.8 100.0 0( 0) 20 40
36 8.5 28.0 50.0 0( 0) 1389 1520
T P 48 15.7 99.9 100.0 1( 1) 3277 3525
t 54 21.7 50.1 0.0 0( 0) 19282 20028
Total packet count:: ideal 3800 lookaround 422
Johannes,
Any explanation as to why there are no attempts?
Larry
next prev parent reply other threads:[~2009-01-05 5:51 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-04 16:46 rate instability in wireless stack Andi Kleen
2009-01-04 16:36 ` Michael Buesch
2009-01-04 17:41 ` Andi Kleen
2009-01-05 0:29 ` Larry Finger
2009-01-05 2:53 ` Andi Kleen
2009-01-05 3:55 ` Larry Finger
2009-01-05 5:02 ` Andi Kleen
2009-01-05 4:59 ` Larry Finger
2009-01-05 5:48 ` Andi Kleen
2009-01-05 5:51 ` Larry Finger [this message]
2009-01-05 8:17 ` Johannes Berg
2009-01-05 12:54 ` Andi Kleen
2009-01-05 13:32 ` Felix Fietkau
2009-01-05 14:23 ` Andi Kleen
2009-01-05 14:41 ` Felix Fietkau
2009-01-05 15:24 ` Andi Kleen
2009-01-05 15:25 ` Felix Fietkau
2009-01-05 16:35 ` Andi Kleen
2009-01-05 16:36 ` Felix Fietkau
2009-01-05 17:11 ` Andi Kleen
2009-01-05 17:01 ` Felix Fietkau
2009-01-05 19:33 ` Hin-Tak Leung
2009-01-05 20:16 ` Larry Finger
2009-01-05 4:22 ` Larry Finger
-- strict thread matches above, loose matches on Subject: below --
2009-01-07 6:46 Martín Ernesto Barreyro
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=49619FF7.2030606@lwfinger.net \
--to=larry.finger@lwfinger.net \
--cc=andi@firstfloor.org \
--cc=johannes@sipsolutions.net \
--cc=linux-wireless@vger.kernel.org \
--cc=linville@tuxdriver.com \
--cc=mb@bu3sch.de \
/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.