On Wed, Aug 05, 2009 at 10:02:21AM -0400, Derrick Brashear wrote: > On Wed, Aug 5, 2009 at 10:00 AM, Jack Neely<jjne...@pams.ncsu.edu> wrote: > > Folks, > > > > I'm having an issue with the dynroot functionality on my web servers. > > I've straced the httpd process and discovered that it is attempting to > > stat() /afs/.htaccess which, of course, doesn't exist. The problem > > being that AFS takes 10 to 20 seconds or more to return the stat call. > > > > The problem comes and goes. I'm not exactly sure what is triggering it > > and would like some help figuring that out. > > > > We're running 1.4.10 client side and the servers with the web volumes > > are 1.4.7 and 1.4.10. We are in the process of moving everything to > > 1.4.11 but wanted to try to track down this issue. > > tcpdump. i assume you see no afs traffic, but you do see dns traffic. > yes? what's the round trip time on that? > > fstrace. what do you see?
We did find the cause for this specific problem. Our DNS servers' firewall was dropping packets when the ip_conntrack table became full. Thanks for the help! Jack -- Jack Neely <jjne...@ncsu.edu> Linux Czar, OIT Campus Linux Services Office of Information Technology, NC State University GPG Fingerprint: 1917 5AC1 E828 9337 7AA4 EA6B 213B 765F 3B6A 5B89 _______________________________________________ OpenAFS-info mailing list OpenAFS-info@openafs.org https://lists.openafs.org/mailman/listinfo/openafs-info