BIND performance under FreeBSD 7-CURRENT

[gnn at freebsd.org]

At Sun, 16 Sep 2007 01:40:23 -0700,
Peter Losher wrote:
> 
> [1  <text/plain; ISO-8859-1 (quoted-printable)>]
> As some of you know back at BSDcan 2007, I made it known that we had
> seen BIND9 performance suffer under FreeBSD and that under threaded
> build on SMP systems, Linux had blown FreeBSD out of the water in terms
> of performance.
> 
> As it's now (well was) EuroBSDcon, one of our engineers re-ran the query
> test I mentioned back at BSDcan and it looks like the work kris@ has
> spearheaded has paid dividends.  Re:
> 
> -=-
> Last night I built a disk with the August snapshot and re-ran the test.
> FreeBSD performance is indeed much improved -- almost as good as Linux.
> 
> fbsd-7-current (200704)        44K queries/sec
> fbsd-7-current (200708)        84K queries/sec
> 
> Gentoo Linux (2.6.20.7)        93K queries/sec
> Fedora Linux (2.6.20.7)        87K queries/sec
> 
> Disk-to-disk copy speed is 90 MB/s for Linux and 20 MB/s for the
> April snapshot of FreeBSD; it is unchanged for the August FreeBSD
> snapshot.  This is reassuring because the zone files should be
> in memory and disk performance shouldn't be an issue.
> 
> In any case, FreeBSD-current has greatly improved between April
> and August.
> -=-
> 
> (FYI - the disk controller on these boxes are mpt Serial SCSI)
> 
> Not quite there, but a significant improvement nonetheless.  If anyone
> needs more information about the test, let me know.
> 

Hi Peter,

Thanks for running this stuff and reporting the results.  Any way we
can get you to run these nightly or in a script? :-)

Best,
George