NFS kludges?
Marcus J. Ranum
mjr at hussar.dco.dec.com
Wed Feb 27 06:17:44 AEST 1991
>>And to Unix users, NFS is not stateless. What is rpc.lockd used for?
>
>Whew! Where did this come from? NFS is stateless. The locking gunk is
>and has been a problematic aspect for some time.
Indeed, one is tempted to point to the "locking gunk" and how
problematic it is - that should be an indicator of how hard getting
remote device states to work properly would be. Devices aren't stateless.
Locks are stateful. Devices are stateful. It's a whole different kettle
of fish.
NFS works terrifically well for what it is intended to do. It was
not intended as a solution for the distributed database problem, and if it
had been, people would either a) still be writing it or b) complaining a
lot about how slow it is.
mjr.
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