Short freezing, sound crackling - (CPU seems not to be the problem)












0















For days, I can't figure out what is going on with my PC/Ubuntu 18.04.



HW:



CPU: i7-8700



GPU: GTX 1060 6GB



OS is installed on Kingston A1000, M.2 - 480GB



RAM: HyperX Predator 16GB (2x8GB) DDR4 3000 so I think HW should be more than OK.



The Ubuntu freezes for short amounts of time (like 0.2 sec), I can see it when I'm writing something (it freezes for moment) or when I scroll in browser (sound starts crackling) or even sometimes when I copy text to clipboard.



I noticed that even scrolling on website increases CPU usage to almost 80% but not sure if it's the problem.



Or - when I started libre office, sound was crackling for some time (0.5 sec).



I have 3 FullHD monitors connected to my GPU - 2 monitors and 1 TV but I it happens even without TV connected - 2 monitors.



Some metrics:



before scrolling



enter image description here



during scrolling



enter image description here



SSD I have 335 GB free from 480 GB.



RAM is not a problem probably:



enter image description here



Throttling because of temperature is unlikely:



milano@milano-PC:~$ sensors
pch_cannonlake-virtual-0
Adapter: Virtual device
temp1: +42.0°C

coretemp-isa-0000
Adapter: ISA adapter
Package id 0: +40.0°C (high = +82.0°C, crit = +100.0°C)
Core 0: +39.0°C (high = +82.0°C, crit = +100.0°C)
Core 1: +40.0°C (high = +82.0°C, crit = +100.0°C)
Core 2: +39.0°C (high = +82.0°C, crit = +100.0°C)
Core 3: +39.0°C (high = +82.0°C, crit = +100.0°C)
Core 4: +37.0°C (high = +82.0°C, crit = +100.0°C)
Core 5: +38.0°C (high = +82.0°C, crit = +100.0°C)


lscpu returns very different values over time but it is capable to reach higher frequencies so it is not problem too:



Stepping:            10
CPU MHz: 3167.816
CPU max MHz: 4600,0000
CPU min MHz: 800,0000
BogoMIPS: 6384.00


I've installed GPU drivers from PPA and set 415, but I don't think it helped:
enter image description here



Even animations are turned off:
strong text



Almost all GNOME extensions are off:



enter image description here



I run out of ideas, do you have some?










share|improve this question





























    0















    For days, I can't figure out what is going on with my PC/Ubuntu 18.04.



    HW:



    CPU: i7-8700



    GPU: GTX 1060 6GB



    OS is installed on Kingston A1000, M.2 - 480GB



    RAM: HyperX Predator 16GB (2x8GB) DDR4 3000 so I think HW should be more than OK.



    The Ubuntu freezes for short amounts of time (like 0.2 sec), I can see it when I'm writing something (it freezes for moment) or when I scroll in browser (sound starts crackling) or even sometimes when I copy text to clipboard.



    I noticed that even scrolling on website increases CPU usage to almost 80% but not sure if it's the problem.



    Or - when I started libre office, sound was crackling for some time (0.5 sec).



    I have 3 FullHD monitors connected to my GPU - 2 monitors and 1 TV but I it happens even without TV connected - 2 monitors.



    Some metrics:



    before scrolling



    enter image description here



    during scrolling



    enter image description here



    SSD I have 335 GB free from 480 GB.



    RAM is not a problem probably:



    enter image description here



    Throttling because of temperature is unlikely:



    milano@milano-PC:~$ sensors
    pch_cannonlake-virtual-0
    Adapter: Virtual device
    temp1: +42.0°C

    coretemp-isa-0000
    Adapter: ISA adapter
    Package id 0: +40.0°C (high = +82.0°C, crit = +100.0°C)
    Core 0: +39.0°C (high = +82.0°C, crit = +100.0°C)
    Core 1: +40.0°C (high = +82.0°C, crit = +100.0°C)
    Core 2: +39.0°C (high = +82.0°C, crit = +100.0°C)
    Core 3: +39.0°C (high = +82.0°C, crit = +100.0°C)
    Core 4: +37.0°C (high = +82.0°C, crit = +100.0°C)
    Core 5: +38.0°C (high = +82.0°C, crit = +100.0°C)


    lscpu returns very different values over time but it is capable to reach higher frequencies so it is not problem too:



    Stepping:            10
    CPU MHz: 3167.816
    CPU max MHz: 4600,0000
    CPU min MHz: 800,0000
    BogoMIPS: 6384.00


    I've installed GPU drivers from PPA and set 415, but I don't think it helped:
    enter image description here



    Even animations are turned off:
    strong text



    Almost all GNOME extensions are off:



    enter image description here



    I run out of ideas, do you have some?










    share|improve this question



























      0












      0








      0


      1






      For days, I can't figure out what is going on with my PC/Ubuntu 18.04.



      HW:



      CPU: i7-8700



      GPU: GTX 1060 6GB



      OS is installed on Kingston A1000, M.2 - 480GB



      RAM: HyperX Predator 16GB (2x8GB) DDR4 3000 so I think HW should be more than OK.



      The Ubuntu freezes for short amounts of time (like 0.2 sec), I can see it when I'm writing something (it freezes for moment) or when I scroll in browser (sound starts crackling) or even sometimes when I copy text to clipboard.



      I noticed that even scrolling on website increases CPU usage to almost 80% but not sure if it's the problem.



      Or - when I started libre office, sound was crackling for some time (0.5 sec).



      I have 3 FullHD monitors connected to my GPU - 2 monitors and 1 TV but I it happens even without TV connected - 2 monitors.



      Some metrics:



      before scrolling



      enter image description here



      during scrolling



      enter image description here



      SSD I have 335 GB free from 480 GB.



      RAM is not a problem probably:



      enter image description here



      Throttling because of temperature is unlikely:



      milano@milano-PC:~$ sensors
      pch_cannonlake-virtual-0
      Adapter: Virtual device
      temp1: +42.0°C

      coretemp-isa-0000
      Adapter: ISA adapter
      Package id 0: +40.0°C (high = +82.0°C, crit = +100.0°C)
      Core 0: +39.0°C (high = +82.0°C, crit = +100.0°C)
      Core 1: +40.0°C (high = +82.0°C, crit = +100.0°C)
      Core 2: +39.0°C (high = +82.0°C, crit = +100.0°C)
      Core 3: +39.0°C (high = +82.0°C, crit = +100.0°C)
      Core 4: +37.0°C (high = +82.0°C, crit = +100.0°C)
      Core 5: +38.0°C (high = +82.0°C, crit = +100.0°C)


      lscpu returns very different values over time but it is capable to reach higher frequencies so it is not problem too:



      Stepping:            10
      CPU MHz: 3167.816
      CPU max MHz: 4600,0000
      CPU min MHz: 800,0000
      BogoMIPS: 6384.00


      I've installed GPU drivers from PPA and set 415, but I don't think it helped:
      enter image description here



      Even animations are turned off:
      strong text



      Almost all GNOME extensions are off:



      enter image description here



      I run out of ideas, do you have some?










      share|improve this question
















      For days, I can't figure out what is going on with my PC/Ubuntu 18.04.



      HW:



      CPU: i7-8700



      GPU: GTX 1060 6GB



      OS is installed on Kingston A1000, M.2 - 480GB



      RAM: HyperX Predator 16GB (2x8GB) DDR4 3000 so I think HW should be more than OK.



      The Ubuntu freezes for short amounts of time (like 0.2 sec), I can see it when I'm writing something (it freezes for moment) or when I scroll in browser (sound starts crackling) or even sometimes when I copy text to clipboard.



      I noticed that even scrolling on website increases CPU usage to almost 80% but not sure if it's the problem.



      Or - when I started libre office, sound was crackling for some time (0.5 sec).



      I have 3 FullHD monitors connected to my GPU - 2 monitors and 1 TV but I it happens even without TV connected - 2 monitors.



      Some metrics:



      before scrolling



      enter image description here



      during scrolling



      enter image description here



      SSD I have 335 GB free from 480 GB.



      RAM is not a problem probably:



      enter image description here



      Throttling because of temperature is unlikely:



      milano@milano-PC:~$ sensors
      pch_cannonlake-virtual-0
      Adapter: Virtual device
      temp1: +42.0°C

      coretemp-isa-0000
      Adapter: ISA adapter
      Package id 0: +40.0°C (high = +82.0°C, crit = +100.0°C)
      Core 0: +39.0°C (high = +82.0°C, crit = +100.0°C)
      Core 1: +40.0°C (high = +82.0°C, crit = +100.0°C)
      Core 2: +39.0°C (high = +82.0°C, crit = +100.0°C)
      Core 3: +39.0°C (high = +82.0°C, crit = +100.0°C)
      Core 4: +37.0°C (high = +82.0°C, crit = +100.0°C)
      Core 5: +38.0°C (high = +82.0°C, crit = +100.0°C)


      lscpu returns very different values over time but it is capable to reach higher frequencies so it is not problem too:



      Stepping:            10
      CPU MHz: 3167.816
      CPU max MHz: 4600,0000
      CPU min MHz: 800,0000
      BogoMIPS: 6384.00


      I've installed GPU drivers from PPA and set 415, but I don't think it helped:
      enter image description here



      Even animations are turned off:
      strong text



      Almost all GNOME extensions are off:



      enter image description here



      I run out of ideas, do you have some?







      drivers 18.04 performance cpu






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Jan 18 at 14:24







      Milano

















      asked Jan 18 at 10:43









      MilanoMilano

      1597




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