[petsc-users] Configure slowness

[Matthew Knepley]

On Mon, Sep 13, 2021 at 7:18 AM Hamid <badi.hamid at gmail.com> wrote:

> Hi,
>
>
>
> Do you know why configure is very very slow using cygwin/python ? It takes
> more that 10min to finalize.
>

We believe this is due to a very slow filesystem. Almost all the time in
configure is filesystem operations.
NTFS is just very slow, and this probably accounts for the difference with
the Linux runtime.

One option is to build using WSL

  Thanks,

     Matt


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-- 
What most experimenters take for granted before they begin their
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-- Norbert Wiener

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
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