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[Beowulf] running out of rsh ports

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Dan Stromberg strombrg at dcs.nac.uci.edu
Wed May 3 10:55:18 PDT 2006


On Wed, 2006-05-03 at 12:16 -0500, Bruce Allen wrote:
> rsh typically uses ports in the 513-1023 range.  With a 640 node cluster 
> we are running out of ports.  This leads to messages such as:
> "rcmd: socket: All ports in use"
> 
> Are there any standard solutions to this other than 'use ssh'?  We already 
> have net.ipv4.tcp_tw_recycle = 1 in /etc/sysctl.conf

http://dcs.nac.uci.edu/~strombrg/loop.html

Includes a link to similar programs.





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