O uso do Realtek 8732be em um HP Stream 11 é extremamente lento

3

Eu tenho um novo HP Stream 11-r001nd. Eu consigo me conectar à minha rede, mas é muito lento. Mesmo quando coloco meu laptop e o roteador ao lado um do outro, é muito lento assistir a um vídeo do youtube (se a página web do youtube não carregar). No Windows 10, esse problema não existia.

Nesse vídeo do youtube , é mostrado que, usando a versão 14.10, a velocidade era aceitável. Mas essa versão não é mais suportada.

########## wireless info START ##########

Report from: 21 Jun 2016 16:42 CEST +0200

Booted last: 21 Jun 2016 00:00 CEST +0200

Script from: 26 May 2016 21:56 UTC +0000

##### release ###########################

Distributor ID: Ubuntu
Description:    Ubuntu 16.04 LTS
Release:    16.04
Codename:   xenial

##### kernel ############################

Linux 4.4.0-24-generic #43-Ubuntu SMP Wed Jun 8 19:27:37 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

Parameters: ro, quiet, splash, vt.handoff=7

##### desktop ###########################

Ubuntu

##### lspci #############################

02:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
    DeviceName: Foxconn WLAN Realtek Sanji RTL8723BE bgn 1x1 + BT 4 LE PCIe+USB NGFF 2230 M.2 WW
    Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]

##### lsusb #############################

Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:b006 Realtek Semiconductor Corp. 
Bus 001 Device 008: ID 0ace:1211 ZyDAS ZD1211 802.11g
Bus 001 Device 003: ID 05e3:0608 Genesys Logic, Inc. Hub
Bus 001 Device 002: ID 04f2:b50d Chicony Electronics Co., Ltd 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

##### PCMCIA card info ##################

##### rfkill ############################

0: hci0: Bluetooth
    Soft blocked: yes
    Hard blocked: no
2: phy1: Wireless LAN
    Soft blocked: no
    Hard blocked: no

##### lsmod #############################

hp_wmi                 16384  0
sparse_keymap          16384  1 hp_wmi
mac80211              737280  1 zd1211rw
cfg80211              565248  2 mac80211,zd1211rw
snd_soc_rt5640        114688  0
snd_soc_rl6231         16384  1 snd_soc_rt5640
snd_soc_core          212992  2 snd_soc_rt5640,snd_soc_sst_mfld_platform
snd_pcm               106496  8 snd_soc_rt5640,snd_soc_core,snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_soc_sst_mfld_platform,snd_pcm_dmaengine,snd_hda_core
wmi                    20480  1 hp_wmi

##### interfaces ########################

auto lo
iface lo inet loopback

##### ifconfig ##########################

wlx<IF from MAC [IF1]> Link encap:Ethernet  HWaddr <MAC 'wlx<IF from MAC [IF1]>' [IF1]>  
          inet addr:192.168.2.5  Bcast:192.168.2.255  Mask:255.255.255.0
          inet6 addr: fe80::6513:6163:ec8d:ccb5/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:2501 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2526 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:1392891 (1.3 MB)  TX bytes:375779 (375.7 KB)

##### iwconfig ##########################

lo        no wireless extensions.

wlx<IF from MAC [IF1]>  IEEE 802.11bg  ESSID:"VGV75190BB329"  
          Mode:Managed  Frequency:2.412 GHz  Access Point: <MAC 'VGV75190BB329' [AC1]>   
          Bit Rate=54 Mb/s   Tx-Power=20 dBm   
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=66/100  Signal level=66/100  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:3  Invalid misc:19   Missed beacon:0

##### route #############################

Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
0.0.0.0         192.168.2.254   0.0.0.0         UG    600    0        0 wlx<IF from MAC [IF1]>
169.254.0.0     0.0.0.0         255.255.0.0     U     1000   0        0 wlx<IF from MAC [IF1]>
192.168.2.0     0.0.0.0         255.255.255.0   U     600    0        0 wlx<IF from MAC [IF1]>

##### resolv.conf #######################

nameserver 127.0.1.1
search home

##### network managers ##################

Installed:

    NetworkManager

Running:

root       681     1  0 09:51 ?        00:00:03 /usr/sbin/NetworkManager --no-daemon

##### NetworkManager info ###############

Error: nmcli (1.2.0) and NetworkManager (1.1.93) versions don't match. Force execution using --nocheck, but the results are unpredictable.

Error: nmcli (1.2.0) and NetworkManager (1.1.93) versions don't match. Force execution using --nocheck, but the results are unpredictable.

##### NetworkManager.state ##############

[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=true

##### NetworkManager.conf ###############

[main]
plugins=ifupdown,keyfile,ofono
dns=dnsmasq

[ifupdown]
managed=false

##### NetworkManager profiles ###########

[[/etc/NetworkManager/system-connections/VGV75190BB329]] (600 root)
[connection] id=VGV75190BB329 | type=wifi | permissions=user:ubuntu:;
[wifi] mac-address=<MAC address> | mac-address-blacklist= | ssid=VGV75190BB329
[ipv4] method=auto
[ipv6] method=auto

[[/etc/NetworkManager/system-connections/VGV75190BB329 1]] (600 root)
[connection] id=VGV75190BB329 1 | type=wifi | permissions=user:thijs:;
[wifi] mac-address=<MAC address> | mac-address-blacklist= | ssid=VGV75190BB329
[ipv4] method=auto
[ipv6] method=auto

[[/etc/NetworkManager/system-connections/VGV75190BB329 2]] (600 root)
[connection] id=VGV75190BB329 2 | type=wifi | permissions=user:thijs:;
[wifi] mac-address=<MAC 'wlx<IF from MAC [IF1]>' [IF1]> | mac-address-blacklist= | ssid=VGV75190BB329
[ipv4] method=auto
[ipv6] method=auto

##### iw reg get ########################

Region: Europe/Amsterdam (based on set time zone)

country NL: DFS-ETSI
    (2402 - 2482 @ 40), (N/A, 20), (N/A)
    (5170 - 5250 @ 80), (N/A, 20), (N/A), NO-OUTDOOR
    (5250 - 5330 @ 80), (N/A, 20), (0 ms), NO-OUTDOOR, DFS
    (5490 - 5710 @ 160), (N/A, 27), (0 ms), DFS
    (57000 - 66000 @ 2160), (N/A, 40), (N/A)

##### iwlist channels ###################

lo        no frequency information.

wlx<IF from MAC [IF1]>  13 channels in total; available frequencies :
          Channel 01 : 2.412 GHz
          Channel 02 : 2.417 GHz
          Channel 03 : 2.422 GHz
          Channel 04 : 2.427 GHz
          Channel 05 : 2.432 GHz
          Channel 06 : 2.437 GHz
          Channel 07 : 2.442 GHz
          Channel 08 : 2.447 GHz
          Channel 09 : 2.452 GHz
          Channel 10 : 2.457 GHz
          Channel 11 : 2.462 GHz
          Channel 12 : 2.467 GHz
          Channel 13 : 2.472 GHz
          Current Frequency:2.412 GHz (Channel 1)

##### iwlist scan #######################

lo        Interface doesn't support scanning.

Channel occupancy:

      2   APs on   Frequency:2.412 GHz (Channel 1)
      2   APs on   Frequency:2.437 GHz (Channel 6)
      1   APs on   Frequency:2.442 GHz (Channel 7)
      1   APs on   Frequency:2.462 GHz (Channel 11)

wlx<IF from MAC [IF1]>  Scan completed :
          Cell 01 - Address: <MAC 'VGV75190BB329' [AC1]>
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=66/100  Signal level=66/100  
                    Encryption key:on
                    ESSID:"VGV75190BB329"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=0000032f60cab0e4
                    Extra: Last beacon: 68ms ago
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
          Cell 02 - Address: <MAC '' [AC2]>
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=20/100  Signal level=20/100  
                    Encryption key:off
                    ESSID:""
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000000eaf31214f
                    Extra: Last beacon: 440ms ago
          Cell 03 - Address: <MAC 'VFNL-BA1D5B' [AC3]>
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=40/100  Signal level=40/100  
                    Encryption key:on
                    ESSID:"VFNL-BA1D5B"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
                              24 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=00000374c72e2c2b
                    Extra: Last beacon: 80ms ago
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
          Cell 04 - Address: <MAC 'UPC4419724' [AC4]>
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=31/100  Signal level=31/100  
                    Encryption key:on
                    ESSID:"UPC4419724"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000000203ca54961
                    Extra: Last beacon: 80ms ago
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
          Cell 05 - Address: <MAC 'walid72' [AC5]>
                    Channel:7
                    Frequency:2.442 GHz (Channel 7)
                    Quality=43/100  Signal level=43/100  
                    Encryption key:on
                    ESSID:"walid72"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=0000051a371e5da7
                    Extra: Last beacon: 80ms ago
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
          Cell 06 - Address: <MAC 'TELE2-5D3D07' [AC6]>
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=16/100  Signal level=16/100  
                    Encryption key:on
                    ESSID:"TELE2-5D3D07"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
                              24 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=000002d0d00fd9c5
                    Extra: Last beacon: 80ms ago
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (1) : TKIP
                        Authentication Suites (1) : PSK

##### module infos ######################

[mac80211]
filename:       /lib/modules/4.4.0-24-generic/kernel/net/mac80211/mac80211.ko
license:        GPL
description:    IEEE 802.11 subsystem
srcversion:     2FFAEED0245CA1D97FE1E44
depends:        cfg80211
intree:         Y
vermagic:       4.4.0-24-generic SMP mod_unload modversions 
parm:           minstrel_vht_only:Use only VHT rates when VHT is supported by sta. (bool)
parm:           max_nullfunc_tries:Maximum nullfunc tx tries before disconnecting (reason 4). (int)
parm:           max_probe_tries:Maximum probe tries before disconnecting (reason 4). (int)
parm:           beacon_loss_count:Number of beacon intervals before we decide beacon was lost. (int)
parm:           probe_wait_ms:Maximum time(ms) to wait for probe response before disconnecting (reason 4). (int)
parm:           ieee80211_default_rc_algo:Default rate control algorithm for mac80211 to use (charp)

[cfg80211]
filename:       /lib/modules/4.4.0-24-generic/kernel/net/wireless/cfg80211.ko
description:    wireless configuration support
license:        GPL
author:         Johannes Berg
srcversion:     25A45701AAA64DAC1E47D9D
depends:        
intree:         Y
vermagic:       4.4.0-24-generic SMP mod_unload modversions 
parm:           ieee80211_regdom:IEEE 802.11 regulatory domain code (charp)
parm:           cfg80211_disable_40mhz_24ghz:Disable 40MHz support in the 2.4GHz band (bool)

##### module parameters #################

[mac80211]
beacon_loss_count: 7
ieee80211_default_rc_algo: minstrel_ht
max_nullfunc_tries: 2
max_probe_tries: 5
minstrel_vht_only: Y
probe_wait_ms: 500

[cfg80211]
cfg80211_disable_40mhz_24ghz: N
ieee80211_regdom: 00

##### /etc/modules ######################

##### modprobe options ##################

[/etc/modprobe.d/blacklist-ath_pci.conf]
blacklist ath_pci

[/etc/modprobe.d/blacklist.conf]
blacklist evbug
blacklist usbmouse
blacklist usbkbd
blacklist eepro100
blacklist de4x5
blacklist eth1394
blacklist snd_intel8x0m
blacklist snd_aw2
blacklist i2c_i801
blacklist prism54
blacklist bcm43xx
blacklist garmin_gps
blacklist asus_acpi
blacklist snd_pcsp
blacklist pcspkr
blacklist amd76x_edac

[/etc/modprobe.d/blacklist-rare-network.conf]
alias net-pf-3 off
alias net-pf-6 off
alias net-pf-9 off
alias net-pf-11 off
alias net-pf-12 off
alias net-pf-19 off
alias net-pf-21 off
alias net-pf-36 off

[/etc/modprobe.d/intel-microcode-blacklist.conf]
blacklist microcode

[/etc/modprobe.d/iwlwifi.conf]
remove iwlwifi \
(/sbin/lsmod | grep -o -e ^iwlmvm -e ^iwldvm -e ^iwlwifi | xargs /sbin/rmmod) \
&& /sbin/modprobe -r mac80211

[/etc/modprobe.d/mlx4.conf]
softdep mlx4_core post: mlx4_en

##### rc.local ##########################

exit 0

##### pm-utils ##########################

##### udev rules ########################

##### dmesg #############################

[10532.987919] wlx<IF from MAC [IF1]>: authenticated
[10532.990572] wlx<IF from MAC [IF1]>: associate with <MAC 'VGV75190BB329' [AC1]> (try 1/3)
[10532.994114] wlx<IF from MAC [IF1]>: RX AssocResp from <MAC 'VGV75190BB329' [AC1]> (capab=0x411 status=0 aid=1)
[10532.994148] wlx<IF from MAC [IF1]>: associated
[10532.994253] IPv6: ADDRCONF(NETDEV_CHANGE): wlx<IF from MAC [IF1]>: link becomes ready
[24341.729193] wlx<IF from MAC [IF1]>: deauthenticating from <MAC 'VGV75190BB329' [AC1]> by local choice (Reason: 3=DEAUTH_LEAVING)
[24359.825298] zd1211rw 1-2.1:1.0 wlx<IF from MAC [IF1]>: renamed from wlan0
[24359.869707] IPv6: ADDRCONF(NETDEV_UP): wlx<IF from MAC [IF1]>: link is not ready
[24359.876232] usb 1-2.1: firmware version 0x4330 and device bootcode version 0x4802 differ
[24359.919778] zd1211rw 1-2.1:1.0: firmware version 4605
[24359.947673] IPv6: ADDRCONF(NETDEV_UP): wlx<IF from MAC [IF1]>: link is not ready (repeated 2 times)
[24360.985805] wlx<IF from MAC [IF1]>: authenticate with <MAC 'VGV75190BB329' [AC1]>
[24360.996462] wlx<IF from MAC [IF1]>: send auth to <MAC 'VGV75190BB329' [AC1]> (try 1/3)
[24360.998389] wlx<IF from MAC [IF1]>: authenticated
[24361.000117] wlx<IF from MAC [IF1]>: associate with <MAC 'VGV75190BB329' [AC1]> (try 1/3)
[24361.003298] wlx<IF from MAC [IF1]>: RX AssocResp from <MAC 'VGV75190BB329' [AC1]> (capab=0x411 status=0 aid=1)
[24361.003335] wlx<IF from MAC [IF1]>: associated
[24361.003403] IPv6: ADDRCONF(NETDEV_CHANGE): wlx<IF from MAC [IF1]>: link becomes ready

########## wireless info END ############

Recarregando o módulo:

thijs@Portable:~$ sudo modprobe -rv rtl8723be
thijs@Portable:~$ sudo modprobe -v rtl8723be ant_sel=2
insmod /lib/modules/4.4.0-24-generic/kernel/drivers/net/wireless/realtek/rtlwifi/rtlwifi.ko 
modprobe: ERROR: could not insert 'rtl8723be': Required key not available
thijs@Portable:~$ sudo modprobe -rv rtl8723be
thijs@Portable:~$ sudo modprobe -v rtl8723be ant_sel=1
insmod /lib/modules/4.4.0-24-generic/kernel/drivers/net/wireless/realtek/rtlwifi/rtlwifi.ko 
modprobe: ERROR: could not insert 'rtl8723be': Required key not available
thijs@Portable:~$ 
    
por Thijs 03.06.2016 / 13:50

1 resposta

3

Eu olhei os resultados do seu script sem fio.

Você tem duas mensagens de erro. Error: nmcli (1.2.0) and NetworkManager (1.1.93) versions don't match. Force execution using --nocheck, but the results are unpredictable. Isso foi reportado como bug 1590335 por outro usuário, mas uma reinicialização foi corrigida para eles.

[24359.876232] usb 1-2.1: firmware version 0x4330 and device bootcode version 0x4802 differ
[24359.919778] zd1211rw 1-2.1:1.0: firmware version 4605.

Aparece para mostrar que o firmware incorreto está sendo carregado em um dispositivo sem fio USB.

No entanto, o seu problema real parece ser Cartão Realtek Wifi RTL8723be Não está funcionando corretamente . Siga os passos indicados na solução.

Se isso resolver seu problema, clique na marca de seleção à esquerda para mostrar que seu problema foi resolvido. Se não repostar a saída do script wifi, de preferência depois de resolver os outros dois erros. O primeiro deve desaparecer depois de uma reinicialização. O segundo não aparecerá se você remover o dispositivo USB antes de executar o script.

Eu observei os resultados da sua segunda execução do script sem fio. Vamos ver alguns fragmentos:

    UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
      RX packets:700903 errors:0 dropped:0 overruns:0 frame:0
      TX packets:388503 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:1000 ??
      RX bytes:956196276 (956.1 MB)  TX bytes:35329540 (35.3 MB)

Isso mostra uma conexão sem fio funcionando perfeitamente e recebendo quase um gigabyte de dados. O próximo fragmento

    Link Quality=62/100  Signal level=62/100  
      Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
      Tx excessive retries:10090  Invalid misc:95221   Missed beacon:0

Mostra que o adaptador sem fio está funcionando em circunstâncias difíceis. É como se estivesse sendo preso.

SSID                             BSSID                                          MODE   CHAN  FREQ      RATE       SIGNAL  BARS  SECURITY   ACTIVE  * 
VGV75190BB329                    <MAC 'VGV75190BB329' [AC1]>                    Infra  1     2412 MHz  54 Mbit/s  62      ▂▄▆_  WPA2       yes     * 
walid72                          <MAC 'walid72' [AC4]>                          Infra  7     2442 MHz  54 Mbit/s  44      ▂▄__  WPA2       no        
HP-Print-C3-Deskjet 2540 series  <MAC 'HP-Print-C3-Deskjet 2540 series' [AC2]>  Infra  1     2412 MHz  54 Mbit/s  35      ▂▄__  WPA2       no        
UPC4419724                       <MAC 'UPC4419724' [AC3]>                       Infra  6     2437 MHz  54 Mbit/s  31      ▂▄__  WPA1 WPA2  no        
VFNL-BA1D5B                      <MAC 'VFNL-BA1D5B' [AN5]>                      Infra  6     2437 MHz  54 Mbit/s  27      ▂___  WPA2       no        
HP-Print-7E-Photosmart 5520      <MAC 'HP-Print-7E-Photosmart 5520' [AN6]>      Infra  6     2437 MHz  54 Mbit/s  14      ▂___  WPA2       no        

Isso mostra que o congestionamento está vindo de um ponto de acesso chamado HP-print-C3-Deskjet 2540 series. Sugiro alterar o canal de RF do ponto de acesso ou da impressora para que eles estejam em canais diferentes. No momento, ambos estão no canal 1. Os únicos outros canais usados são 6 e 7, então você tem muito por onde escolher.

A impressora está agindo como um ponto de acesso porque você pressionou o botão direto da conexão sem fio (consulte a página 53 do manual do usuário). Você deve ter conectado sua impressora ao roteador seguindo as instruções na página 49 do manual. O manual do usuário está disponível on-line aqui

    
por Steve Roome 22.06.2016 / 21:08