Hi. Thanks for the suggestion. But what wifi speeds are you getting without 11n enabled?
On Thu, Oct 14, 2021, 20:10 Dan <1906...@bugs.launchpad.net> wrote: > You could try to disable 11n with the 8 option: `11n_disable=8`. It > worked for me. > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1906273 > > Title: > iwlwifi - very slow for intel 9260/9560 wireless cards > > Status in linux-firmware package in Ubuntu: > Confirmed > > Bug description: > I have tried 2 intel wifi cards (9260 and previously 9560, which i > thought was broken) in my msi GF63 laptop. Both cards work fine when > using windows, getting me a speed of 450 mbps consistently. > > But when using linux with ubuntu 20.04, this speed is reduced to max > 25 mbps (using the same 5G network). > > I'm using iwlwifi-9260-th-b0-jf-b0-46.ucode and kernel 5.6.19. > > I have tried with a previous version of the driver > (iwlwifi-9260-th-b0-jf-b0-34.ucode), but unfortunately gave me the > same result. I have also tried different kernels (5.4.0 that came with > ubuntu 20.04 and also 5.3.18), to no avail. > > I've also tried fiddling with settings in /etc/modprobe.d/iwlwifi- > opt.conf > > options iwlwifi 11n_disable=1 > options iwlwifi swcrypto=0 > options iwlwifi bt_coex_active=0 > options iwlwifi power_save=0 > options iwlwifi uapsd_disable=1 > options iwlmvm power_scheme=1 > > These seem to get me the 'best' results, of merely 25 mbps. > > windows, when getting 450 mbps, uses this driver version 22.0.0.6 > (https://downloadcenter.intel.com/download/29902) > > I have disabled power-management so i don't think it's a power save > issue like someone else suggested. > > From iw and iwconfig, the max bit rate seems to be 54.0 Mbps, but the > card can surely do much faster. > > Any idea on how to fix this? Please let me know if more info is > needed. Thanks! > > dmesg | grep iwl > [ 2.287446] iwlwifi 0000:04:00.0: enabling device (0000 -> 0002) > [ 2.301450] iwlwifi 0000:04:00.0: Found debug destination: > EXTERNAL_DRAM > [ 2.301452] iwlwifi 0000:04:00.0: Found debug configuration: 0 > [ 2.301710] iwlwifi 0000:04:00.0: loaded firmware version > 46.6bf1df06.0 9260-th-b0-jf-b0-46.ucode op_mode iwlmvm > [ 2.356367] iwlwifi 0000:04:00.0: Detected Intel(R) Wireless-AC 9260 > 160MHz, REV=0x324 > [ 2.370323] iwlwifi 0000:04:00.0: Applying debug destination > EXTERNAL_DRAM > [ 2.370983] iwlwifi 0000:04:00.0: Allocated 0x00400000 bytes for > firmware monitor. > [ 2.429183] iwlwifi 0000:04:00.0: base HW address: f2:ac:12:fa:47:6f > [ 2.496763] ieee80211 phy0: Selected rate control algorithm > 'iwl-mvm-rs' > [ 2.509009] iwlwifi 0000:04:00.0 wlp4s0: renamed from wlan0 > [ 3.401664] iwlwifi 0000:04:00.0: Applying debug destination > EXTERNAL_DRAM > [ 3.515240] iwlwifi 0000:04:00.0: Applying debug destination > EXTERNAL_DRAM > [ 3.585957] iwlwifi 0000:04:00.0: FW already configured (0) - > re-configuring > > > iw list > Wiphy phy0 > max # scan SSIDs: 20 > max scan IEs length: 464 bytes > max # sched scan SSIDs: 20 > max # match sets: 11 > max # scan plans: 2 > max scan plan interval: 65535 > max scan plan iterations: 254 > Retry short limit: 7 > Retry long limit: 4 > Coverage class: 0 (up to 0m) > Device supports RSN-IBSS. > Device supports AP-side u-APSD. > Device supports T-DLS. > Supported Ciphers: > * WEP40 (00-0f-ac:1) > * WEP104 (00-0f-ac:5) > * TKIP (00-0f-ac:2) > * CCMP-128 (00-0f-ac:4) > * GCMP-128 (00-0f-ac:8) > * GCMP-256 (00-0f-ac:9) > * CMAC (00-0f-ac:6) > * GMAC-128 (00-0f-ac:11) > * GMAC-256 (00-0f-ac:12) > Available Antennas: TX 0x3 RX 0x3 > Configured Antennas: TX 0x3 RX 0x3 > Supported interface modes: > * IBSS > * managed > * AP > * AP/VLAN > * monitor > * P2P-client > * P2P-GO > * P2P-device > Band 1: > Bitrates (non-HT): > * 1.0 Mbps > * 2.0 Mbps (short preamble supported) > * 5.5 Mbps (short preamble supported) > * 11.0 Mbps (short preamble supported) > * 6.0 Mbps > * 9.0 Mbps > * 12.0 Mbps > * 18.0 Mbps > * 24.0 Mbps > * 36.0 Mbps > * 48.0 Mbps > * 54.0 Mbps > Frequencies: > * 2412 MHz [1] (22.0 dBm) > * 2417 MHz [2] (22.0 dBm) > * 2422 MHz [3] (22.0 dBm) > * 2427 MHz [4] (22.0 dBm) > * 2432 MHz [5] (22.0 dBm) > * 2437 MHz [6] (22.0 dBm) > * 2442 MHz [7] (22.0 dBm) > * 2447 MHz [8] (22.0 dBm) > * 2452 MHz [9] (22.0 dBm) > * 2457 MHz [10] (22.0 dBm) > * 2462 MHz [11] (22.0 dBm) > * 2467 MHz [12] (22.0 dBm) > * 2472 MHz [13] (22.0 dBm) > * 2484 MHz [14] (disabled) > Band 2: > Bitrates (non-HT): > * 6.0 Mbps > * 9.0 Mbps > * 12.0 Mbps > * 18.0 Mbps > * 24.0 Mbps > * 36.0 Mbps > * 48.0 Mbps > * 54.0 Mbps > Frequencies: > * 5180 MHz [36] (22.0 dBm) (no IR) > * 5200 MHz [40] (22.0 dBm) (no IR) > * 5220 MHz [44] (22.0 dBm) (no IR) > * 5240 MHz [48] (22.0 dBm) (no IR) > * 5260 MHz [52] (22.0 dBm) (no IR, radar detection) > * 5280 MHz [56] (22.0 dBm) (no IR, radar detection) > * 5300 MHz [60] (22.0 dBm) (no IR, radar detection) > * 5320 MHz [64] (22.0 dBm) (no IR, radar detection) > * 5340 MHz [68] (disabled) > * 5360 MHz [72] (disabled) > * 5380 MHz [76] (disabled) > * 5400 MHz [80] (disabled) > * 5420 MHz [84] (disabled) > * 5440 MHz [88] (disabled) > * 5460 MHz [92] (disabled) > * 5480 MHz [96] (disabled) > * 5500 MHz [100] (22.0 dBm) (no IR, radar > detection) > * 5520 MHz [104] (22.0 dBm) (no IR, radar > detection) > * 5540 MHz [108] (22.0 dBm) (no IR, radar > detection) > * 5560 MHz [112] (22.0 dBm) (no IR, radar > detection) > * 5580 MHz [116] (22.0 dBm) (no IR, radar > detection) > * 5600 MHz [120] (22.0 dBm) (no IR, radar > detection) > * 5620 MHz [124] (22.0 dBm) (no IR, radar > detection) > * 5640 MHz [128] (22.0 dBm) (no IR, radar > detection) > * 5660 MHz [132] (22.0 dBm) (no IR, radar > detection) > * 5680 MHz [136] (22.0 dBm) (no IR, radar > detection) > * 5700 MHz [140] (22.0 dBm) (no IR, radar > detection) > * 5720 MHz [144] (22.0 dBm) (no IR, radar > detection) > * 5745 MHz [149] (22.0 dBm) (no IR) > * 5765 MHz [153] (22.0 dBm) (no IR) > * 5785 MHz [157] (22.0 dBm) (no IR) > * 5805 MHz [161] (22.0 dBm) (no IR) > * 5825 MHz [165] (22.0 dBm) (no IR) > * 5845 MHz [169] (disabled) > * 5865 MHz [173] (disabled) > * 5885 MHz [177] (disabled) > * 5905 MHz [181] (disabled) > > iwconfig > wlp4s0 IEEE 802.11 ESSID:"UniFi" > Mode:Managed Frequency:5.22 GHz Access Point: > 34:85:C2:CE:2F:9B > Bit Rate=54 Mb/s Tx-Power=22 dBm > Retry short limit:7 RTS thr:off Fragment thr:off > Power Management:off > Link Quality=70/70 Signal level=-40 dBm > Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 > Tx excessive retries:0 Invalid misc:300 Missed beacon:0 > --- > ProblemType: Bug > ApportVersion: 2.20.11-0ubuntu27.13 > Architecture: amd64 > AudioDevicesInUse: > USER PID ACCESS COMMAND > /dev/snd/controlC0: dries 1521 F.... pulseaudio > CasperMD5CheckResult: skip > CurrentDesktop: ubuntu:GNOME > Dependencies: > > DistroRelease: Ubuntu 20.04 > InstallationDate: Installed on 2020-03-01 (277 days ago) > InstallationMedia: Ubuntu 18.04.4 LTS "Bionic Beaver" - Release amd64 > (20200203.1) > Lsusb: > Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub > Bus 001 Device 002: ID 8087:0025 Intel Corp. > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Lsusb-t: > /: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/8p, 10000M > /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/16p, 480M > |__ Port 14: Dev 2, If 0, Class=Wireless, Driver=btusb, 12M > |__ Port 14: Dev 2, If 1, Class=Wireless, Driver=btusb, 12M > MachineType: Micro-Star International Co., Ltd. GF63 Thin 9SC > Package: linux-firmware 1.187.4 > PackageArchitecture: all > ProcFB: 0 i915drmfb > ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-56-generic > root=UUID=8aae6251-192d-4870-97c8-2a1a1163160c ro quiet splash vt.handoff=7 > ProcVersionSignature: Ubuntu 5.4.0-56.62-generic 5.4.73 > RelatedPackageVersions: > linux-restricted-modules-5.4.0-56-generic N/A > linux-backports-modules-5.4.0-56-generic N/A > linux-firmware 1.187.4 > Tags: focal > Uname: Linux 5.4.0-56-generic x86_64 > UpgradeStatus: Upgraded to focal on 2020-10-28 (36 days ago) > UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo > _MarkForUpload: True > dmi.bios.date: 03/26/2020 > dmi.bios.vendor: American Megatrends Inc. > dmi.bios.version: E16R3IMS.108 > dmi.board.asset.tag: Default string > dmi.board.name: MS-16R3 > dmi.board.vendor: Micro-Star International Co., Ltd. > dmi.board.version: REV:1.0 > dmi.chassis.asset.tag: Default string > dmi.chassis.type: 10 > dmi.chassis.vendor: Micro-Star International Co., Ltd. > dmi.chassis.version: Default string > dmi.modalias: > dmi:bvnAmericanMegatrendsInc.:bvrE16R3IMS.108:bd03/26/2020:svnMicro-StarInternationalCo.,Ltd.:pnGF63Thin9SC:pvrREV1.0:rvnMicro-StarInternationalCo.,Ltd.:rnMS-16R3:rvrREV1.0:cvnMicro-StarInternationalCo.,Ltd.:ct10:cvrDefaultstring: > dmi.product.family: GF > dmi.product.name: GF63 Thin 9SC > dmi.product.sku: 16R3.1 > dmi.product.version: REV:1.0 > dmi.sys.vendor: Micro-Star International Co., Ltd. > > To manage notifications about this bug go to: > > https://bugs.launchpad.net/ubuntu/+source/linux-firmware/+bug/1906273/+subscriptions > > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1906273 Title: iwlwifi - very slow for intel 9260/9560 wireless cards To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-firmware/+bug/1906273/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs