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Groups > linux.debian.kernel > #75091
| From | Julien Negros <julien.negros@enercoop.org> |
|---|---|
| Newsgroups | linux.debian.bugs.dist, linux.debian.kernel |
| Subject | Bug#1008973: linux-image-amd64: Very slow wireless with MEDIATEK 7961 |
| Date | 2022-04-20 14:40 +0200 |
| Message-ID | <EehMJ-9ZXF-9@gated-at.bofh.it> (permalink) |
| References | <E8QNb-6E2x-1@gated-at.bofh.it> <EdWyB-9Nbk-3@gated-at.bofh.it> <E8QNb-6E2x-1@gated-at.bofh.it> <EdWyB-9Nbk-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Cross-posted to 2 groups.
Hi Vincent, Not sure I installed the right one (https://packages.debian.org/sid/linux-image-5.17.0-1-amd64-unsigned) but I couldn't find another. Same issue for me, I even fell like it's worse :/ Le 19/04/2022 à 15:53, Vincent Blut a écrit : > Control: tags -1 moreinfo > > Hi, > > Le 2022-04-05 14:39, Xavier Chantry a écrit : >> Package: linux-image-amd64 >> Version: 5.10.84-1 >> Severity: important >> X-Debbugs-Cc: chantry.xavier@gmail.com >> >> Dear Maintainer, >> >> We have a problem with MEDIATEK 7961 wireless on Levono P14s with AMD >> Ryzen. >> >> With 5.10 kernel on debian stable the wireless just does not work, so we >> installed kernel 5.16 from testing. >> >> With kernel 5.16 the wireless is so slow that it's unusable, each >> internet query takes several seconds. A simple ping to google.com varies >> from 100ms to 3000ms. >> >> With kernel 5.17 it's slighly better but the ping still goes up to >> 600ms. >> >> With kernel 5.15 however, it works quite good, Internet is very usable, >> ping varies from 3ms to 30ms. >> (on the same network, the P14s with Intel wireless does better and is >> always under 10ms). >> >> It looks like big changes were made to the mt7921e driver in 5.16 >> according to Phoronix : >> The Mediatek MT7921 WiFi driver has added support for 6GHz WiFi, active >> state power management (ASPM), and other improvements. >> >> And it looks like this caused a big regression with MEDIATEK 7961. >> >> Besides the network performance problem on 5.16, suspend/resume is also >> broken, while it works perfectly on 5.15. > > Le 2022-04-06 10:19, Christoph Martin a écrit : >> I have the same Problem with an P14s and Mediathek 7921e. >> There is even about 30% package loss. >> >> Christoph >> >> Am 05.04.22 um 14:39 schrieb Xavier Chantry: >>> >>> With kernel 5.16 the wireless is so slow that it's unusable, each >>> internet query takes several seconds. A simple ping to google.com varies >>> from 100ms to 3000ms. >>> >>> With kernel 5.17 it's slighly better but the ping still goes up to >>> 600ms. > > Le 2022-04-15 14:19, Julien Negros a écrit : >> Hi, >> >> Same issue here, switching to linux-image-5.15.0-0.bpo.3-amd64 did the >> trick. Hope the next kernel version fixes this problem ! >> >> Cheers >> -- >> Julien Négros > > Linux 5.17.3 (uploaded to unstable earlier today) includes a lot of fixes for > Mediatek WLAN devices. Could you please check if that kernel fixes the slowness > you are seeing? > > Cheers, > Vincent -- Julien Négros Administrateur Système 01 81 80 23 80 / 580 Logo Enercoop CETTE ANNÉE Suivez-nous sur le chemin de la sobriété énergétique Découvrez notre bwatt à outils ici <https://www.enercoop.fr/la-bwatt-a-outils>,pour faire des économies d'énergie !
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Bug#1008973: linux-image-amd64: Very slow wireless with MEDIATEK 7961 Xavier Chantry <chantry.xavier@gmail.com> - 2022-04-05 14:50 +0200
Bug#1008973: linux-image-amd64: Very slow wireless with MEDIATEK 7961 Christoph Martin <martin@uni-mainz.de> - 2022-04-06 10:40 +0200
Bug#1008973: (no subject) Julien Negros <julien.negros@enercoop.org> - 2022-04-15 14:40 +0200
Bug#1008973: linux-image-amd64: Very slow wireless with MEDIATEK 7961 Vincent Blut <vincent.debian@free.fr> - 2022-04-19 16:00 +0200
Bug#1008973: linux-image-amd64: Very slow wireless with MEDIATEK 7961 Julien Negros <julien.negros@enercoop.org> - 2022-04-20 14:40 +0200
Bug#1008973: linux-image-amd64: Very slow wireless with MEDIATEK 7961 Julien Negros <julien.negros@enercoop.org> - 2022-06-15 12:50 +0200
Processed: Re: Bug#1008973: linux-image-amd64: Very slow wireless with MEDIATEK 7961 "Debian Bug Tracking System" <owner@bugs.debian.org> - 2022-04-19 16:00 +0200
Processed: Re: Bug#1008973: linux-image-amd64: Very slow wireless with MEDIATEK 7961 "Debian Bug Tracking System" <owner@bugs.debian.org> - 2022-04-19 16:00 +0200
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