ufs multilabel performance (fwd)

[Adrian Chadd]

On 16 April 2012 23:31, Richard Kojedzinszky <krichy at tvnetwork.hu> wrote:
>
> So now reactions here, creating files with multilabel is still slow.
>
> I would like to use multilabel access control on my /tmp, for example, my
> web server places it's session files there in a subdirectory. Of course, I
> would like to assign a label for that subdir, but with this slow file
> creation, that is not the way to go. I may then use a different filesystem
> for that. In this case, can I assign a root mac label for a mount point?

Hi,

This is a perfect job for hwpmc / dtrace.

Would you be able to load up either of those and get some CPU usage
statistics whilst you're running your benchmark?

It's either that, or it's (massive) locking contention.


Adrian