Fedora 16 feels slow

Bruno Wolff III bruno at wolff.to
Wed Sep 14 22:27:21 UTC 2011

On Wed, Sep 14, 2011 at 17:28:10 -0400,
  Dave Jones <davej at redhat.com> wrote:
> On Wed, Sep 14, 2011 at 03:59:02PM -0500, Bruno Wolff III wrote:
>  > I think the degree of slow down now, compared with the past, makes this
>  > issue a bug. If things are like they are now, I won't be running debug
>  > kernels on my rawhide systems. It costs me too much time. It would be
>  > nice to know why things changed, as maybe some adjustments could be made
>  > (or a bug fixed) so that debug kernels can provide useful information
>  > without making such a big impact.
> my last comment from the bug asked for someone to provide perf output.
> If we can at least narrow it down to which option is causing people pain,
> maybe we can start to investigate why.

I'll try to run the perf stuff over the weekend. Kernel compiles are pretty
slow on my hardware, so I am not going to run through all possible
config options, though I can try a couple if there are some prime suspects.
(Normally it's a couple of hours to build one, but the last one took all

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