ndt-users list created

[David Hickman <>]

I just applied the patch and rebuilt NDT, everything is working now.

Mike - Thanks for your help/patches.

-David


On May 18, 2006, at 3:55 PM, Richard Carlson wrote:

> OK, maybe this is the Bug that Mike Iglesias <>  
> fixed quite a while ago.  Somehow I missed getting this installed  
> in the current release, but it is in my new unreleased version  
> (hopefully to be released shortly).
>
> In any case I just forwarded Mike's patches out to this list.  From  
> Mikes description I have a bug in the time() and ctime() function  
> calls that effect 64-bit OS's.
>
> Give this patch a try and let the list know what happens.
>
> Rich
>
> At 03:47 PM 5/18/2006, Ray Gilstrap wrote:
> > Hi,
> >
> > I meant to ask for hep on my x86-64 problems a couple of weeks  
> > ago, but got sidetracked with other fires.  So I'll just add  
> > essentially a "me too" here.  My situation:
> >
> > I am trying to set up NDT on an x86-64 (Dell Poweredge 2850) box  
> > running the 2.6.16.7 kernel.  The Web100 tools and tcpdump/libpcap  
> > are working fine.  Firewall is not blocking any traffic.  The NDT  
> > tools compiled with no problems.  However, I have problems in  
> > trying to actually run them.
> >
> > I can start fakewww and connect to port 7123 with a browser or  
> > telnet.
> > But when the HTTP GET command is issued, the child process forks  
> > off, sends back a "HTTP/1.0 200 OK" response, and then segfaults.   
> > After a while, I tabled this problem and just used Apache.  So now  
> > the page and the applet load into the browser as expected.
> >
> > Unfortunately, web100srv does essentially the same thing as  
> > fakewww -- forks off a child which immediately segfaults,  
> > resulting in the seemingly endless loop of "Signal 11 received  
> > from process <child PID>" messages when debug messages are turned on.
> >
> > Please let me know if you need any additional information to help  
> > diagnose the problem.  Thanks a lot!
> >
> > ray
> >
> >
> > Hickman, David R wrote:
> > > Here is what I get when running the web100srv in debug.
> > >
> > > Signal 11 received from process 9072 <-this line repeats many times
> > > Signal 17 received from process 9054
> > > Received SIGCHLD signal for active web100srv process [9054]
> > >
> > >
> > >
> > > -----Original Message-----
> > > From: Richard Carlson 
> > > [mailto:]
> > > Sent: Wed 5/17/2006 6:01 PM
> > > To: Hickman, David R; 
> > >
> > > Subject: Re: Connection was reset -- FC5 on x86-64
> > >
> > > Hi David;
> > >
> > > Does the command line tool connect?  "/usr/local/bin/web100clt  
> > > localhost" should work.
> > >
> > > Is the NDT server process (web100srv) running as root?  Try  
> > > running the server with some debug levels "/usr/local/sbin/ 
> > > web100srv -dd" and send me the output.
> > >
> > > I don't know of any problems with running NDT on a 64-bit CPU,  
> > > I've got one on-order so I'll know next week.
> > >
> > > Rich
> > > At 04:13 PM 5/17/2006, 
> > >
> > >  wrote:
> > >
> > > > I have just setup NDT on a 64-bit box running Fedora Core 5.   
> > > > When I try to connect to the box from itself using Firefox I get  
> > > > "Connection was Reset by Server".  I can't get a connection from  
> > > > any other machine either.
> > > >
> > > > Other info:
> > > >
> > > > -running latest web100 patch for 2.6.16 kernel
> > > >
> > > > -trying to connect to 127.0.0.1:7123
> > > >
> > > > -verified that fakewww and web100srv are running, nothing bad in  
> > > > the logs
> > > >
> > > > -firewall is completely down
> > > >
> > > > -motherboard/nic is an nVida chipset
> > > >
> > > > Any known problems with NDT in a 64-bit environment?
> > > >
> > > >
> > > > Any help would be great.
> > > > -David
> > >
> > > ------------------------------------
> > >
> > >
> > >
> > > Richard A. Carlson                              e-mail:  
> > >
> > > Network Engineer                                phone:  (734)  
> > > 352-7043
> > > Internet2                                       fax:    (734)  
> > > 913-4255
> > > 1000 Oakbrook Dr; Suite 300
> > > Ann Arbor,  MI  48104
> >
> > ------------------------------------
> >
> >
> >
> > Richard A. Carlson                              e-mail:  
> >
> > Network Engineer                                phone:  (734)  
> > 352-7043
> > Internet2                                       fax:    (734)  
> > 913-4255
> > 1000 Oakbrook Dr; Suite 300
> > Ann Arbor,  MI  48104