Estou enfrentando exatamente o mesmo problema mencionado no link, mas no Ubuntu 14.04 64 Bit.
Enfrentando o problema:
- O ponteiro do mouse congela por cerca de 300 ms sempre que o ícone do cursor muda:
- Ao passar o mouse do campo de texto para o ponteiro do mouse.
- Ao cruzar a borda da janela, o cursor muda para redimensionar o cursor para voltar ao ponteiro do mouse.
Está acontecendo o tempo todo e em todos os aplicativos (Excessivamente no Chromium, Firefox)
Há um outro problema no contexto do clique direito que é muito lento, mas não sei se está relacionado ou não.
Coisas que tentei, mas sem sucesso:
- Alterando o ambiente da área de trabalho para Unity / canela / gnome-flash-back
- Alterando meus drivers gráficos para Xorg / AMD proprietário
- Diminuir / aumentar a aceleração e a sensibilidade do touchpad / ponteiro do mouse.
Configuração do sistema:
Dell N4110
Atualização 1
Eu instalei o indicador-multiload e observei iowait alto, mesmo com% de CPU próximo de 7-8. Usando o iotop, observei 2 Processos específicos, como o kworker e o jdb, estão causando alta operação io. Não tenho ideia do que esses processos estão fazendo.
Atualização 2
Eu procurei em / var / log / syslog e o conteúdo é o seguinte:
Jan 1 00:43:48 bolt kernel: [ 9091.210590] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x40000 action 0x6 frozen
Jan 1 00:43:48 bolt kernel: [ 9091.210604] ata1: SError: { CommWake }
Jan 1 00:43:48 bolt kernel: [ 9091.210610] ata1.00: failed command: FLUSH CACHE EXT
Jan 1 00:43:48 bolt kernel: [ 9091.210621] ata1.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 27
Jan 1 00:43:48 bolt kernel: [ 9091.210621] res 40/00:ff:80:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
Jan 1 00:43:48 bolt kernel: [ 9091.210627] ata1.00: status: { DRDY }
Jan 1 00:43:48 bolt kernel: [ 9091.210635] ata1: hard resetting link
Jan 1 00:43:53 bolt kernel: [ 9096.571351] ata1: link is slow to respond, please be patient (ready=0)
Jan 1 00:43:58 bolt kernel: [ 9101.220139] ata1: COMRESET failed (errno=-16)
Jan 1 00:43:58 bolt kernel: [ 9101.220154] ata1: hard resetting link
Jan 1 00:44:03 bolt kernel: [ 9106.585077] ata1: link is slow to respond, please be patient (ready=0)
Jan 1 00:44:04 bolt kernel: [ 9107.145217] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Jan 1 00:44:04 bolt kernel: [ 9107.195250] ata1.00: configured for UDMA/100
Jan 1 00:44:04 bolt kernel: [ 9107.195259] ata1.00: retrying FLUSH 0xea Emask 0x4
Jan 1 00:44:04 bolt kernel: [ 9107.195421] ata1: EH complete
Jan 1 00:44:17 bolt kernel: [ 9120.143473] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x50000 action 0x6 frozen
Jan 1 00:44:17 bolt kernel: [ 9120.143485] ata1: SError: { PHYRdyChg CommWake }
Jan 1 00:44:17 bolt kernel: [ 9120.143491] ata1.00: failed command: IDENTIFY DEVICE
Jan 1 00:44:17 bolt kernel: [ 9120.143500] ata1.00: cmd ec/00:01:00:00:00/00:00:00:00:00/00 tag 17 pio 512 in
Jan 1 00:44:17 bolt kernel: [ 9120.143500] res 40/00:01:00:00:00/00:00:00:00:00/40 Emask 0x4 (timeout)
Jan 1 00:44:17 bolt kernel: [ 9120.143504] ata1.00: status: { DRDY }
Jan 1 00:44:17 bolt kernel: [ 9120.143512] ata1: hard resetting link
Jan 1 00:44:22 bolt kernel: [ 9125.504263] ata1: link is slow to respond, please be patient (ready=0)
Jan 1 00:44:26 bolt kernel: [ 9129.200981] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Jan 1 00:44:26 bolt kernel: [ 9129.248292] ata1.00: configured for UDMA/100
Jan 1 00:44:26 bolt kernel: [ 9129.248459] ata1: EH complete
Jan 1 00:44:39 bolt kernel: [ 9142.131168] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x40000 action 0x6 frozen
Jan 1 00:44:39 bolt kernel: [ 9142.131181] ata1: SError: { CommWake }
Jan 1 00:44:39 bolt kernel: [ 9142.131187] ata1.00: failed command: CHECK POWER MODE
Jan 1 00:44:39 bolt kernel: [ 9142.131198] ata1.00: cmd e5/00:00:00:00:00/00:00:00:00:00/00 tag 3
Jan 1 00:44:39 bolt kernel: [ 9142.131198] res 40/00:01:00:00:00/00:00:00:00:00/40 Emask 0x4 (timeout)
Jan 1 00:44:39 bolt kernel: [ 9142.131204] ata1.00: status: { DRDY }
Jan 1 00:44:39 bolt kernel: [ 9142.131213] ata1: hard resetting link
Jan 1 00:44:44 bolt kernel: [ 9147.495976] ata1: link is slow to respond, please be patient (ready=0)
Jan 1 00:44:48 bolt kernel: [ 9151.304687] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Jan 1 00:44:48 bolt kernel: [ 9151.351255] ata1.00: configured for UDMA/100
Jan 1 00:44:48 bolt kernel: [ 9151.351413] ata1: EH complete
Jan 1 00:45:01 bolt CRON[7231]: (root) CMD (command -v debian-sa1 > /dev/null && debian-sa1 1 1)
Jan 1 00:47:16 bolt kernel: [ 9299.245699] ata1.00: NCQ disabled due to excessive errors
Jan 1 00:47:16 bolt kernel: [ 9299.245706] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x40000 action 0x6 frozen
Jan 1 00:47:16 bolt kernel: [ 9299.245711] ata1: SError: { CommWake }
Jan 1 00:47:16 bolt kernel: [ 9299.245714] ata1.00: failed command: FLUSH CACHE EXT
Jan 1 00:47:16 bolt kernel: [ 9299.245721] ata1.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 15
Jan 1 00:47:16 bolt kernel: [ 9299.245721] res 40/00:ff:ff:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
Jan 1 00:47:16 bolt kernel: [ 9299.245724] ata1.00: status: { DRDY }
Jan 1 00:47:16 bolt kernel: [ 9299.245728] ata1: hard resetting link
Jan 1 00:47:21 bolt kernel: [ 9304.614593] ata1: link is slow to respond, please be patient (ready=0)
Jan 1 00:47:26 bolt kernel: [ 9309.263429] ata1: COMRESET failed (errno=-16)
Jan 1 00:47:26 bolt kernel: [ 9309.263445] ata1: hard resetting link
Jan 1 00:47:31 bolt kernel: [ 9314.624287] ata1: link is slow to respond, please be patient (ready=0)
Jan 1 00:47:32 bolt kernel: [ 9315.576458] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Jan 1 00:47:32 bolt kernel: [ 9315.623445] ata1.00: configured for UDMA/100
Jan 1 00:47:32 bolt kernel: [ 9315.623455] ata1.00: retrying FLUSH 0xea Emask 0x4
Jan 1 00:47:32 bolt kernel: [ 9315.623629] ata1: EH complete
Eu executei os dados SMART e fiz o autoteste sem falhas. Então, meu disco rígido está funcionando bem?
Há algum problema com o cabo SATA? Como posso confirmar sem usar outro hardware. Por favor, sugira o que mais eu posso tentar ou uma solução.
Por favor, sugira o que mais eu posso tentar ou uma solução.