> All that brings a subsidiary question : is it important to preserve the > machine xc > in the VMSERVx directories (I should read the doc I think...) ?
You need the XC mode setting if you want SFS to use VM dataspaces to map parts of the data into memory (which would be consistent with the errors you saw) for performance reasons. It works fine without it (as you've seen), but performance will be impaired with very heavily loaded SFS servers.
