[ros-dev] Recent horrid slowdown
psusi at cfl.rr.com
Wed May 18 18:27:10 CEST 2005
Really? That is really strange. I'm 98% sure that up until maybe a
week or two ago, it took me around 20 seconds for the file copy portion
of setup to complete under qemu with 32 megs of ram and now it takes
around 90 seconds.
Has anyone else noticed this or am I just crazy?
>Phillip, I went all the way back to 13989, and it acts the same for
>me. (QEMU w/64M)
>On 5/18/05, Phillip Susi <psusi at cfl.rr.com> wrote:
>>About a week or two ago usetup took about 20 seconds on my system under
>>qemu to copy over the installation files. I thought even that seemed a
>>bit slow, so I started rewriting the code to use memory mapped files to
>>see if I could speed it up. Now that I finished with it, I noticed that
>>the current code in the repository now takes just over 90 seconds to
>>install the files, which my changes reduce back down to 20 seconds.
>>Does anyone have any idea about what revision this huge slowdown was
>>introduced in? I'll try and figure out the problem tonight but it would
>>help if someone could point me towards the vicinity of it now so I don't
>>have to spend time looking when I get home.
>>I'd like to get the normal code back to it's former 20 second install
>>area so I can get a good comparison with my new code. I'd be thrilled
>>if it then could get the install times down to 10 seconds.
>>Ros-dev mailing list
>>Ros-dev at reactos.com
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