ndt-users - Re: failed middlebox testing
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- From: Richard Carlson <>
- To: Clayton Keller <>,
- Subject: Re: failed middlebox testing
- Date: Tue, 30 Aug 2005 21:19:09 -0400
Hi Gang;
At 02:14 PM 8/30/2005, Clayton Keller wrote:
wrote:
This is running on a P4...but it's not 64bit arch.
One thing I did see different when looking at debug on the working platform ( Fedora Core 2 on a P3) is this:
# ./web100srv -ddd -m -l /var/log/web100/web
Reading config file /etc/ndt.conf to obtain options
ANL/Internet2 NDT ver 3.1.4
Variables file = /usr/local/ndt/web100_variables
log file = /var/log/web100/web
Debug level set to 3
server ready on port 3001
web100_init() read 69 variables from file
Initial counter Values Totalcnt = 0, Total Mismatch = 0, Total Bad Cables = 0
Updated counter values Totalcnt = 1, Total Mismatch = 0, Total Bad Cables = 0
Individual counts = [0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0]
Initial counter Values Totalcnt = 1, Total Mismatch = 0, Total Bad Cables = 0
Updated counter values Totalcnt = 2, Total Mismatch = 0, Total Bad Cables = 0
Individual counts = [0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0]
Signal 17 received from process 11145
successfully locked '/tmp/view.string' for updating
sending '85849,80213,92479,92455,2,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,Aug 30 11:23:08,Aug 30 11:23:08' to tmp file
nothing in queue
Timer not running, waiting for new connection
These values are part of the admin view processing (enabled with the "-a" option. What happens is that at start-up the web100srv process reads the web100srv.log file and extracts the number of previous tests, and a bunch of other historic data. These values are then loaded into the admin.html file. Since the test is actually handled by a child process, and the admin.html file is updated by the parent, I needed a way to pass the test results between them. I use the /tmp/view.string file for this purpose.
If you delete the web100srv.log file the values will be zero (as seen below).
However, when running on the newer system, I do not see much of this on the newer P4 setup:
# /usr/local/sbin/web100srv -ddd -m -l /var/log/web100/web100srv.log
Reading config file /etc/ndt.conf to obtain options
ANL/Internet2 NDT ver 3.1.4
Variables file = /usr/local/ndt/web100_variables
log file = /var/log/web100/web100srv.log
Debug level set to 3
server ready on port 3001
web100_init() read 69 variables from file
Signal 17 received from process 17281
successfully locked '/tmp/view.string' for updating
sending '0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,,' to tmp file
nothing in queue
Timer not running, waiting for new connection
What generates the information that is set to the tmp file? And any ideas why it is not sending similar information? Is this something your patches are designed to help with?
I don't think this is a problem, I'll dig the previous email out of my archives and reply to that next.
Rich
After patching the source, I am still seeing the same issue as before. Any further assistance and suggestions is much appreciated.
------------------------------------
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
- Re: failed middlebox testing, (continued)
- Re: failed middlebox testing, Clayton Keller, 08/31/2005
- Re: failed middlebox testing, Peter Van Epp, 08/31/2005
- Re: failed middlebox testing, Clayton Keller, 08/31/2005
- Message not available
- Re: failed middlebox testing, Clayton Keller, 08/31/2005
- Re: failed middlebox testing, Richard Carlson, 08/31/2005
- Message not available
- Re: failed middlebox testing, Clayton Keller, 08/31/2005
- Re: failed middlebox testing, Richard Carlson, 08/31/2005
- Re: failed middlebox testing, Clayton Keller, 08/31/2005
- Re: failed middlebox testing, Richard Carlson, 08/31/2005
- Re: failed middlebox testing, Clayton Keller, 08/31/2005
- Re: failed middlebox testing, Peter Van Epp, 08/31/2005
- Re: Re: failed middlebox testing, inetadmin, 08/30/2005
- Re: failed middlebox testing, Clayton Keller, 08/30/2005
- Re: failed middlebox testing, Richard Carlson, 08/30/2005
- Re: failed middlebox testing, Clayton Keller, 08/30/2005
- RE: failed middlebox testing, Pepmiller, Craig E., 08/31/2005
- Message not available
- RE: failed middlebox testing, Richard Carlson, 08/31/2005
- Message not available
- Re: failed middlebox testing, Clayton Keller, 08/31/2005
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