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  1. Qt
  2. QTBUG-56851

X11 streamed UI consumes huge network bandwidth

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    Description

      A X11 streamed User Interface using QT 5.3.2 produces huge bandwidth load in rage of MB. This leads to extreme slow user interface behavior running in network environment with lower bandwidth in the range of 50 MBit/s or lower.
      Not usable for those networks bandwidth.
      A focus change event in an UI without Layout Management produces 8-10 MiB/s ! Compared with Qt 4.x only KB values were measured. Application is started using -graphicssystem native

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-47069 On X11, if paint operations fall significantly behind, performance is trashed

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-55842 XCB: X11 forwarding much slower compared to Qt 4

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-50338 Qt5 remote update of X11 screen incredibly slow

          • Not Evaluated - Not yet evaluated/prioritized
          • Closed
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              vgt Eirik Aavitsland
              martin_b Martin Behrbohm
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                Created:
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                Resolved:

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