PostgreSQL benchmarks (now with Linux numbers)

2012-02-22 Thread Ivan Voras
The Dragonfly team has recently liberated their VM from the giant lock and there are some interesting benchmarks comparing it to FreeBSD 9 and a derivative of RedHat Enterprise Linux: http://leaf.dragonflybsd.org/mailarchive/kernel/2011-11/msg8.html Other developments are described in their

PostgreSQL benchmarks (now with Linux numbers)

2012-02-22 Thread Ivan Voras
The Dragonfly team has recently liberated their VM from the giant lock and there are some interesting benchmarks comparing it to FreeBSD 9 and a derivative of RedHat Enterprise Linux: http://leaf.dragonflybsd.org/mailarchive/kernel/2011-11/msg8.html Other developments are described in their

How to access kernel memory from user space

2012-02-22 Thread Svetlin Manavski
Hi all, I have a very similar problem as described in this thread back in 2009: http://lists.freebsd.org/pipermail/freebsd-hackers/2009-January/027367.html I have a kernel module producing networking stats which I need to frequently read from the user space. A copy of the data structure would be

Re: Jumpstart on FreeBSD 9.0

2012-02-22 Thread egoitz
I have done : /usr/local/bin/cvsup /var/cvsup/cvs-supfile cd /usr cvs -R -d /expert/ncvs co -r RELENG_9_0 src cd /usr/src make buildworld mkdir /expert/RELENG90RELEASE cd /usr/src/release/ make -f Makefile.sysinstall release CHROOTDIR=/expert/RELENG90RELEASE CVSROOT=/expert/ncvs RELEASETAG

Re: How to access kernel memory from user space

2012-02-22 Thread Ian Lepore
On Wed, 2012-02-22 at 17:24 +, Svetlin Manavski wrote: > Hi all, > I have a very similar problem as described in this thread back in 2009: > > http://lists.freebsd.org/pipermail/freebsd-hackers/2009-January/027367.html > > I have a kernel module producing networking stats which I need to > fr

Re: devd based AUTOMOUNTER

2012-02-22 Thread Uffe Jakobsen
On 2012-02-21 10:05, vermaden wrote: I have created a PORT at last, its in the 'port' directory in the usual place: https://github.com/vermaden/automount/ Its my first PORT so feel free to bash me about my mistakes ;) It is not found on http://freshports.org/ I guess that you haven't subm

Re: How to access kernel memory from user space

2012-02-22 Thread Ryan Stone
On Wed, Feb 22, 2012 at 2:15 PM, Ian Lepore wrote: > I've never done this, but if I needed to, I think the first thing I'd > try is to use an mmap(2) of /dev/kmem to map the memory you need into > userspace (of course your userspace app will need to be running with > root privs to do this). > > Th

Re: PostgreSQL benchmarks (now with Linux numbers)

2012-02-22 Thread Doug Barton
On 02/22/2012 01:42, Ivan Voras wrote: > The Dragonfly team has recently liberated their VM from the giant lock and > there are some interesting benchmarks comparing it to FreeBSD 9 and a > derivative of RedHat Enterprise Linux: > > http://leaf.dragonflybsd.org/mailarchive/kernel/2011-11/msg