[CMake] Scanning dependencies of target slowness weirdness.

Carlo Wood carlo at alinoe.com
Mon Sep 10 11:10:11 EDT 2012


Bah, this whole mailinglist disappeared to some file that I wasn't
aware of :p  But I found it back now...
 
I moved the sources to a slow (7200 rpm) HDD using ext4, and it
became 5 times faster.
  
Conclusion: NTFS sucks totally.

On Thu, Sep 06, 2012 at 11:47:36AM -0400, Bill Hoffman wrote:
> On 9/6/2012 5:56 AM, Amine Chadly wrote:
> >Hi,
> >I am no CMake expert, but I would test on an identical file system types...
> >I am pretty sure that ntfs and ext3fs don't have the same read-write
> >access latency and this might explain your time difference.
> >You could additionally launch a strace on the two settings and see if
> >there are major differences that could explain the performance hit...
> >Good luck.
> >
> and has a NTFS.
> 
> It is almost certainly the NTFS.  What if you move the source to the SSD?
> 
> -Bill

-- 
Carlo Wood <carlo at alinoe.com>


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