[Info-vax] Anyone interested in another public access system

Bob Eager rde42 at spamcop.net
Tue Apr 14 13:07:25 EDT 2009


On Tue, 14 Apr 2009 16:27:36 UTC, billg999 at cs.uofs.edu (Bill Gunshannon)
wrote:

> In article <176uZD2KcidF-pn2-MjxETVoPJi3D at rikki.tavi.co.uk>,
> 	"Bob Eager" <rde42 at spamcop.net> writes:
> > On Tue, 14 Apr 2009 15:10:15 UTC, 
> > koehler at eisner.nospam.encompasserve.org (Bob Koehler) wrote:
> > 
> >> In article <176uZD2KcidF-pn2-dw0bdCBZV4ZE at rikki.tavi.co.uk>, "Bob Eager" <rde42 at spamcop.net> writes:
> >> > 
> >> > I agree with all of the above. But it does certainly affect performance.
> >> > I am willing to accept the lower performance in exchange for 
> >> > reliability.
> >> 
> >>    You have a choice.  On VMS in most HLL you can set the value of
> >>    buffering when you open the file.  Use more if you want speed and
> >>    less if you want reliability.  On UNIX you can force buffer flushes
> >>    by calling sync()/fsync().  Use fewer if you want speed and more if
> >>    you want reliability.
> > 
> > With the number of users I had (and the commercial packages in use) that
> > was mostly out of my control.
> 
> You could have had the filesystem mounted with the "sync" option thus
> forcing sync on all writes, just like VMS.  Both have the capability,
> only reall difference is the default.

I was referring to VMS. I never managed a UNIX system (other than my own
ones, now).

-- 
Bob Eager




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