| Message ID | 20180308093938.GA2266@redhat.com (mailing list archive) |
|---|---|
| State | RFC |
| Delegated to: | Kalle Valo |
| Headers | show |
BTW, the problem triggered today on my MR200 (first one), on channel 11, only one iPhone. OpenWrt configuration was typical, the only change I made was encryption (psk2), and adding an encryption key. all the rest comes directly from OpenWrt wifi detect feature. [ 2761.755086] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.764577] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.774035] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.783492] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.792916] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.802359] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.811802] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.821250] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.830693] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.840136] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.849580] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.859028] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.868470] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.877911] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.887352] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.896793] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.906235] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.915676] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.925118] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.934567] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.944009] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.953450] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.962867] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.972309] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.981750] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2761.991191] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.000632] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.010076] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.019518] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.028955] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.038398] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.047840] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.057282] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.066724] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.076164] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.085605] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.095046] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 [ 2762.104488] ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping frame due to full tx queue 2 I know this report is quite useless, but still. On Thu, 8 Mar 2018, Stanislaw Gruszka wrote: > Date: Thu, 8 Mar 2018 10:39:39 > From: Stanislaw Gruszka <sgruszka@redhat.com> > To: Jamie Stuart <jamie@onebillion.org> > Cc: Daniel Golle <daniel@makrotopia.org>, Enrico Mioso <mrkiko.rs@gmail.com>, > Tom Psyborg <pozega.tomislav@gmail.com>, > linux-wireless <linux-wireless@vger.kernel.org>, > Johannes Berg <johannes.berg@intel.com>, Arnd Bergmann <arnd@arndb.de>, > John Crispin <john@phrozen.org>, Felix Fietkau <nbd@nbd.name>, > Mathias Kresin <dev@kresin.me> > Subject: Re: ieee80211 phy0: rt2x00queue_write_tx_frame: Error - Dropping > frame due to full tx queue...? > > Hi > > On Wed, Mar 07, 2018 at 05:47:34PM +0200, Jamie Stuart wrote: >> config wifi-device 'radio0' >> option type 'mac80211' >> option channel 'auto' > > To make reproducible testing results I would suggest to setup a channel, > (choose one that is the less used by other wireless networks), > problem may happen on some channels and not happen on other. > >> The 30 clients are all Apple iPads (a mixture of iPad mini and mini 2, running iOS 9-11). During this testing period, all clients were simultaneously downloading files from the devices’ sdcard (served via nginx running on the device). Although this is not a typical use-case, it was useful in stress-testing the wireless setup. > > For such scenario I would suggest hardcode ba_size = 0 and see if that > would help. > > I also attach another patch, can be applied on top of two previous. > This one should give RX hardware more time to provide proper BlockACK > frame, so hopefully could help with seq mismashes. > > Stanislaw >
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c index e68f7f9d48f8..95f20072a219 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -9286,7 +9286,7 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) spec->ht.cap |= rx_chains << IEEE80211_HT_CAP_RX_STBC_SHIFT; spec->ht.ampdu_factor = 0; - spec->ht.ampdu_density = 4; + spec->ht.ampdu_density = 7; spec->ht.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; if (tx_chains != rx_chains) { spec->ht.mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;