Force dismount NFS partitions?

Mark Moraes moraes at cs.toronto.edu
Wed Oct 17 13:49:50 AEST 1990


marinell at Iris1.UCIS.Dal.Ca (Kevin Marinelli) writes:
>    If you set up the NFS mounted partitions to be "soft" mounted,
>the system will not hang when host server goes away.
>everything will continue to work, although  any access to the partition via
>df will report that it cannot be accessed. Otherwise, the partition will look
>like an empty subdirectory when it is not mounted.

Since reads and writes on soft-mounted partitions can fail if the
server is loaded or confused, this can cause programs that don't check
system call return values to blithely keep going, creating trashed
files.  There's a large number of such programs.  Mounting rw
partitions soft is not a good idea if you value files in those
partitions.

	Mark.



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