** Description changed: + SRU Justification + ================= + + [Impact] + wifi throughput numbers are good when device is running in WLAN only mode. + In STA+BT+BLE mode, we get expected wifi throughput numbers when BT - device is not connected. It drops to 5-6 Mbps from 30+Mbps as soon as BT - keyboard is connected. + device is not connected. However downlink throughput drops to 5-6 Mbps + from 35+Mbps as soon as bluetooth keyboard is connected. + + [Fix] + Enable UAPSD mode with some optimized parameters, so that wifi station can get Rx packets buffered by AP efficiently even if radio is shared with bluetooth + + [Test Case] + Conducted throughput tests and confirmed throughput gets dropped by 60% to 65% as expected(not more than that) when bluetooth keyboard connected.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1706991 Title: ubuntu/rsi driver downlink wifi throughput drops to 5-6 Mbps when BT keyboard is connected Status in linux package in Ubuntu: Incomplete Bug description: SRU Justification ================= [Impact] wifi throughput numbers are good when device is running in WLAN only mode. In STA+BT+BLE mode, we get expected wifi throughput numbers when BT device is not connected. However downlink throughput drops to 5-6 Mbps from 35+Mbps as soon as bluetooth keyboard is connected. [Fix] Enable UAPSD mode with some optimized parameters, so that wifi station can get Rx packets buffered by AP efficiently even if radio is shared with bluetooth [Test Case] Conducted throughput tests and confirmed throughput gets dropped by 60% to 65% as expected(not more than that) when bluetooth keyboard connected. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1706991/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
