Sue Loh's blog

Random spurts of inspired discussion

May, 2005

  • Sue Loh's blog

    Lock Convoys and How to Recognize Them

    • 2 Comments
    The problem: When using a particular application on one specific device, users noticed very bad UI response for a period of a few seconds. After those seconds, UI responsiveness went back to normal. The investigation: I used ActiveSync to drop celog...
  • Sue Loh's blog

    Windows CE eHow-tos and Tutorials! WOW!!

    • 0 Comments
    I saw a blip of this at MEDC, and just checked it out myself. How cool! It's like a DevCon for all to share! http://msdn.microsoft.com/embedded/getstart/basics/tutorialsce/default.aspx Most of it is pretty basic stuff, but if you're new to Windows...
  • Sue Loh's blog

    Using RAM over 512MB

    • 1 Comments
    Q: I can use only 512MB of RAM from my device. How can I address the remaining RAM ? On one of your posts you said that there is a way to go with more that 512 MB RAM. Can you help me on this issue? A: Windows CE can't address more than 512MB. There...
  • Sue Loh's blog

    Recognizing Excessive Thread Switching

    • 1 Comments
    Sometimes the source of a performance problem is not that code is too slow, but that threads switch too frequently. When the system switches between threads, the system consumes extra cycles in scheduling activities such as selecting the next thread to...
  • Sue Loh's blog

    Remote Kernel Tracker: More things you should recognize

    • 1 Comments
    I have a few more examples of patterns you can recognize when you’re looking at CeLog threading data in Remote Kernel Tracker. Note: these images are wacky heights because I tweaked them to cut off white space that didn’t contain any CeLog data. Thread...
  • Sue Loh's blog

    Introduction to Remote Kernel Tracker

    • 9 Comments
    When you connect to a device with Remote Kernel Tracker, or when you open a log file that has been collected by one of the other CeLog tools, you’ll see a lot of data you may not understand. At MEDC this past week, a few people asked for a better explanation...
  • Sue Loh's blog

    CeLog documentation

    • 0 Comments
    At long last, a big chunk of work I did to add documentation of CeLog & Remote Kernel Tracker has finally shown up in a form you can view. http://msdn.microsoft.com/library/en-us/wcedebug5/html/wce50conEventTracking.asp I did a huge brain dump...
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