[AG-TECH] TVS Upgrade Wednesday

Bob Riddle bdr at internet2.edu
Thu Mar 11 07:17:45 CST 2004


Markus Buchhorn wrote:

>At 19:43 10/03/2004 -0600, Thomas D. Uram wrote:
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>>- The venue server is now running with a monitor alongside.  The monitor periodically tests the server accessibility, and restarts it if it becomes unavailable.  This is a win over the previous behavior, where it had to be restarted manually and could be unavailable for a longer period.
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>I vaguely recall an article about 12-15 years ago, where somebody noted that "Unix-robustness" was "Write it, if it runs for a while then great. Then write a boss-server to sit above it and restart it *when* it crashes". :-) 
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>Anyway, vague question ahead :-)
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>Have you considered getting venue servers to communicate amongst each other, building a DNS-or-p2p-like system of redundant venue servers? They could share information on 'public' venues, and still host a set of 'local/private' venues. Then, when one goes down, the venue client can query a remote/cached list of alternate venue servers. 
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This is my understanding of how the VRVS reflectors work - they 
"register" with a main server but then each reflector tries to keep 
track of other reflectors - almost like BGP where they which reflector 
to talk to find the desired reflector.




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