Re: Degradation of GNU/Hurd ``system performance''

[Richard Braun]

On Mon, Sep 05, 2011 at 06:42:22AM +0200, olafBuddenhagen@gmx.net wrote:
> The slowdown might be a result of the growing memory usage, causing a
> need to swap all the time. There is no audible thrashing though while
> the system behaves sluggish... And also, it wouldn't explain the crash
> while there is still plenty of free swap.
> 
> Another possible explanation would be some kind of fragmentation, making
> VM operations increasingly more costly, and finally causing some kind of
> resource exhaustion. (The disappearing memory however wouldn't be
> explained by this either I guess...)
> 
> Either way, I have no idea how to go about narrowing down the problem
> :-(

Here is a simple suggestion: try to measure the depth of the shadow
object chains.

-- 
Richard Braun