DNS lookup in FC2 still slow.

David Cary Hart Fedora at TQMcube.com
Wed Aug 4 15:36:49 UTC 2004


On Wed, 2004-08-04 at 11:25, Jack Bowling wrote:
> On Tue, Aug 03, 2004 at 08:14:25PM -0400, Ben Vitale wrote:
> <snip >
> > Without any changes to kernel 2.6.6-1.435.2.3,
> > 
> > [bvitale at vandelay ~]$ cat /proc/sys/net/ipv4/tcp_ecn
> > 0
> > [bvitale at vandelay ~]$
> > 
> > 
> > [bvitale at vandelay ~/ecncheck]$ ecncheck 68.48.0.6 53
> > With ECN:    Connection accepted by ns02.rtchrd01.md.comcast.net 
> > [68.48.0.6] at hop #7
> > Without ECN: Connection accepted by ns02.rtchrd01.md.comcast.net 
> > [68.48.0.6] at hop #7
> > WARNING: Host doesn't support ECN but fails gracefully
> > [bvitale at vandelay ~/ecncheck]$
> > 
> > Not sure how to interpret that?
> > 
By some chance are you using conntrack? 





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