CURRENT: extremely unresponsive disk I/O

[Adrian Chadd]

Think you could trace down which kernel commit introduced the
regression? It should be pretty easy if you know the window is only
two weeks long.

Thanks,



Adrian

On 20 April 2013 01:52, O. Hartmann <ohartman at zedat.fu-berlin.de> wrote:
> Since a couple of weeks now, FreeBSD 10.0-CURRENT is really unresponsive
> when managing high disk I/O.
>
> This is most noticeable when starting the buildworld process, hwen clang
> 3.3 starts to build the llvm backend libraries and doing some sort of
> portmaster/portupgrade in parallel: even a "make rmconfig config" takes
> aprox. a minute to show up.
>
> Is there a known issue at this moment? I can not see such a behaviour on
> FreeBSD 9.1-STABLE (similar hardware).
>
> Oliver