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

[Samuel Thibault]

olafBuddenhagen@gmx.net, le Mon 05 Sep 2011 06:42:22 +0200, a écrit :
> On Mon, Jul 25, 2011 at 10:32:03AM +0200, Thomas Schwinge wrote:
> 
> > Building a certain GCC configuration on a freshly booted system: 11 h.
> > Remove build tree, build it again (2nd): 12 h 50 min.  Huh.  Remove
> > build tree, reboot, build it again (1st): back to 11 h.  Remove build
> > tree, build it again (2nd): 12 h 40 min.  Remove build tree, build it
> > again (3rd): 15 h.
> 
> I first observed this a long time ago: opening my large NFS-mounted
> mailbox is considerably quicker after a fresh boot than after running
> for a while.

Note the issue

https://savannah.gnu.org/bugs/?28730

I've just attached an experimental patch I haven't had the time to
experiment more with.

Samuel

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