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    Slow System (Effects enabled, Lenovo T61 with NVidia Quadro NVS 140M)

    Hello there,

    first of all, sorry for the next "my system is slow" Topic. Found a many of them but no one seems to be similar to mine. Second of all: I dont know if its a Topic for Hardware Support or for Software Support.

    And here (3rd thing ) is my Problem:
    Since KDE 4 (tried some Versions on this Hardware!) I have really slow system. I click on something (for example, switch Desktop or open KDE Menu, or Fullscreen an Window etc.) and have to wait about 1 till 2 Seconds. That doesn't sound so much, but the whole system is very unresponsive! Here is my Hardwdare:

    Code:
    [14:58:43] jesc@lt-jes:~ > lspci | grep VGA
    01:00.0 VGA compatible controller: nVidia Corporation Quadro NVS 140M (rev a1)
    [14:58:47] jesc@lt-jes:~ > free -m
           total    used    free   shared  buffers   cached
    Mem:     1996    1867    128     0     38    809
    -/+ buffers/cache:    1020    976
    Swap:     956     1    955
    [14:58:49] jesc@lt-jes:~ > cat /proc/cpuinfo | grep "processor\|model name"
    processor    : 0
    model name   : Intel(R) Core(TM)2 Duo CPU   T7500 @ 2.20GHz
    processor    : 1
    model name   : Intel(R) Core(TM)2 Duo CPU   T7500 @ 2.20GHz
    [14:58:51] jesc@lt-jes:~ >
    Original NVidia Driver is installed:
    Code:
    [15:00:12] jesc@lt-jes:~ > glxinfo | grep "OpenGL version"
    OpenGL version string: 3.2.0 NVIDIA 195.36.24
    [15:00:26] jesc@lt-jes:~ >
    Activated Desktop Effects are: Login, Logout, Highlighted Windows. Blur - for example - is turned off because of High CPU usage (red in another Thread here). Even if i turn off all effects it doesn't seems to be as fast as it should be. There is a lag of switching Desktops anyway - for example.

    So, the question is: Is there anything i can configure/optimize? Or is is that a Bug (from KDE, Qt, or NVidia Driver)? Does someone with the same Hardware have the this issues? Is there any way to find out if (and how many MB) the Graphic Card share memory with my main memory? Or is there any way to debugg this deeper? Maybe which process exactly are this slow/need more time to calculate? Of course i know its "only a Notebook" with a "slow" Graphic Card, but i dont want to play games - just want to have some little graphic features enabled (mostly important for me translucency) and eye candy of my desktop! The whole System btw. is working really fast and responsive under Vista and 7. And no, thats not an option - but it should tell that it should be more responsive even with some desktop effects.

    Btw: Maybe this Helps, too: This Lenovo Thinkpad T61 is connected to a Samsung SyncMaster 204B over a Lenovo Dockingstation (DVI). Both Monitors are turned on (TwinView, external: 1600x1200 + internal: 1400x1050). If i turn the Notebook out of the dockingstation its faster, but even not as fast as it should be.

    Thanks for your Help.
    Jens

    #2
    Re: Slow System (Effects enabled, Lenovo T61 with NVidia Quadro NVS 140M)



    You can either hit ctrl+esc and see a list of applications that are running and the resources they consume. Alternatively you can start a terminal and type
    Code:
    top
    Which will do similar but will show a bit more system information.

    I'm at a win box at the mo but think the ctrl+esc panel might also have an xorg tab where you can view the messages generated on startup. For more detailed info on the graphics capabilities you could type in a terminal
    Code:
    sudo lspci -vv
    Note that unless you do it as sudo some of the info will be blocked to you.

    HTH

    Comment


      #3
      Re: Slow System (Effects enabled, Lenovo T61 with NVidia Quadro NVS 140M)

      Okay, here is it in more detail:

      Code:
      01:00.0 VGA compatible controller: nVidia Corporation Quadro NVS 140M (rev a1)
          Subsystem: Lenovo Device 20d8
          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
          Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
          Latency: 0
          Interrupt: pin A routed to IRQ 16
          Region 0: Memory at d6000000 (32-bit, non-prefetchable) [size=16M]
          Region 1: Memory at e0000000 (64-bit, prefetchable) [size=256M]
          Region 3: Memory at d4000000 (64-bit, non-prefetchable) [size=32M]
          Region 5: I/O ports at 2000 [size=128]
          Capabilities: [60] Power Management version 2
              Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
              Status: D0 PME-Enable- DSel=0 DScale=0 PME-
          Capabilities: [68] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
              Address: 0000000000000000 Data: 0000
          Capabilities: [78] Express (v1) Endpoint, MSI 00
              DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <512ns, L1 <4us
                  ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
              DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
                  RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+
                  MaxPayload 128 bytes, MaxReadReq 512 bytes
              DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
              LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Latency L0 <512ns, L1 <4us
                  ClockPM- Suprise- LLActRep- BwNot-
              LnkCtl: ASPM L0s Enabled; RCB 128 bytes Disabled- Retrain- CommClk+
                  ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
              LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
          Capabilities: [100] Virtual Channel <?>
          Capabilities: [128] Power Budgeting <?>
          Capabilities: [600] Vendor Specific Information <?>
          Kernel driver in use: nvidia
          Kernel modules: nvidia-current, nvidiafb, nouveau
      But i dont see any advice of shared memory.

      And of course i know "top" ;-). But i only see that some X-Processes need many RAM: If i sort it to Memory Usage:
      Code:
       4567 root   20  0 583m 524m 10m S  18 26.3 47:12.98 /usr/bin/X :0 vt7 -nr -nolisten tcp -auth /var/run/xauth/A:0-Bstotb
      ~27% Mem and 18% CPU only for X. Now: How could i check whats going on there?

      Thanks and Regards,
      Jens

      Comment

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