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  1. Qt License server
  2. QLS-1730

Continuous CPU usage by qtlicd

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    • Linux/X11
    • 3264ef41f (dev), 432784862 (3.4)
    • License server development 45

    Description

      Hi,

       

      qtlicd is started when I e.g. run QtCreator.

      Even after closing QtCreator, it continuously uses way too much CPU (4,9%) for its task:

      1730 <username>   20   0  341512  11336   8368 S   4,9   0,0  36:13.33 qtlicd 
      

      It should be idle.

      Running strace on it shows only:

      clock_nanosleep(CLOCK_REALTIME, 0, {tv_sec=0, tv_nsec=10000000}, 0x7fda33f9c590) = 0

      So the CPU usage is related to its wakeup 100 times a second. That seems kinda excessive, doesn't it?

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            arttu.tarkiainen Arttu Tarkiainen
            hendrik.sattler Hendrik Sattler
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              Updated:
              Resolved:

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