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A WWW Based Computing Project Undertaken at NPAC - RSA Factoring
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This makes it a good code to run on idle workstations, because it is almost entirely CPU-bound. GNFS is the original sieving client, but it executes exactly one task specified on its command line, and is not network-aware.
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GNFSD (General Number Field Sieving Daemon)
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GNFSD is an augmented sieving client (also written in C) that allows a GNFS process to interact with a "task server" over the net, rather than requiring task specification on the GNFS command line.
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Other key features are automatic failure detection and restart via a watchdog timer, persistent configuration state, and a TCP/IP monitor interface at port 5453.
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