Re: DEVICE_POLLING in 5.3

From: Alex de Kruijff <freebsd_at_akruijff.dds.nl>
Date: Sat, 25 Sep 2004 16:01:32 +0200
On Sat, Sep 25, 2004 at 12:01:10AM +0200, Alex de Kruijff wrote:
> On Fri, Sep 24, 2004 at 04:23:52PM +0200, Yaraghchi, Stephan wrote:
> > > On Thu, Sep 23, 2004 at 03:27:22PM +0200, Yaraghchi, Stephan wrote:
> > > > I'm trying to tune network performance of a 5.3-BETA5 box
> > > > by compiling the DEVICE_POLLING and HZ=1000 options into
> > > > the kernel. Compilation went fine.
> > > > I found the usual warning in /usr/src/sys/kern/kern_poll.c
> > > > concerning device polling in SMP kernels and removed it.
> > > > 
> > > > To finally enable the feature one have to set the sysctl
> > > > kern.polling.enable to value '1'.
> > > > 
> > > > The only problem is that 5.3-BETA5 doesn't know about it:
> > > > 
> > > > sysctl: unknown oid 'kern.polling.enable'
> > > > 
> > > > Any advice is highly appreciated.
> > > 
> > > Did you do a full make buildworld/kernel installkernel/world? If not
> > > then this might be why sysctl doesn't know about it. If so then maybe
> > > someone from current_at_ might know more about it. (maybe there read this
> > > list to)
> > > 
> > > Does /usr/src/UPDATING say anything about it?
> > 
> > IMO it's not necessary since the changes only affect the kernel which
> > I already recompiled.
> > Nevertheless I also did a 'make buildworld' as you suggested: no luck.
> > 
> > /usr/src/UPDATING says nothing about the issue.
> 
> All I can think of is mergemaster or that it is a bug. I changed the
> list to current_at_, in the hope that others with BETA5 read this. 

This should have read > is to use mergemaster or ...

-- 
Alex

Articles based on solutions that I use:
http://www.kruijff.org/alex/FreeBSD/
Received on Sat Sep 25 2004 - 12:01:42 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:38:13 UTC