Re: incorrect usleep/select delays with HZ > 2500

2009-09-07 Thread Chuck Swiger
Hi, all-- On Sep 7, 2009, at 12:21 AM, Luigi Rizzo wrote: 3. ?CAUSE an error in tvtohz(), reported long ago in ? ? ? ?http://www.dragonflybsd.org/presentations/nanosleep/ ? ? ? ?which causes a systematic error of an extra tick in the computation ? ? ? ?of the sleep times. ? ?FIX: the above li

Re: incorrect usleep/select delays with HZ > 2500

2009-09-07 Thread Clifton Royston
On Mon, Sep 07, 2009 at 09:21:59AM +0200, Luigi Rizzo wrote: > On Sun, Sep 06, 2009 at 05:36:29PM -0700, Peter Wemm wrote: > > On Sun, Sep 6, 2009 at 8:51 AM, Luigi Rizzo wrote: > > > (this problem seems to affect both current and -stable, > > > so let's see if here i have better luck) > > > > > >

8.0-BETA4 Available

2009-09-07 Thread Ken Smith
The fourth and most likely final BETA build for the FreeBSD 8.0 release cycle is now available. We expect the next test build to be the first if the Release Candidates, RC1. Since BETA3 many bugs that were identified from testing done so far were addressed. Some of the bigger issues were an mbu

Re: svn commit: r196210 - in stable/8/sys: . amd64/include/xen cddl/contrib/opensolaris contrib/dev/acpica contrib/pf dev/ata dev/cxgb dev/sound/usb dev/usb dev/usb/controller dev/usb/input dev/usb/

2009-09-07 Thread pluknet
2009/8/14 Konstantin Belousov : > Author: kib > Date: Fri Aug 14 11:22:09 2009 > New Revision: 196210 > URL: http://svn.freebsd.org/changeset/base/196210 > > Log: >  MFC r196206: >  Take the number of allocated freeblks into consideration for >  softdep_slowdown(), to prevent kernel memory exhausti

Re: incorrect usleep/select delays with HZ > 2500

2009-09-07 Thread Luigi Rizzo
On Sun, Sep 06, 2009 at 05:36:29PM -0700, Peter Wemm wrote: > On Sun, Sep 6, 2009 at 8:51 AM, Luigi Rizzo wrote: > > (this problem seems to affect both current and -stable, > > so let's see if here i have better luck) > > > > I just noticed [Note 1,2] that when setting HZ > 2500 (even if it is > >