[Virtualacorn-list] Slow computer response

Alan Adams alan at adamshome.org.uk
Fri Oct 2 22:34:43 BST 2009


In message <50a40ecd27briancarroll at f2s.com>
          Brian Carroll <briancarroll at f2s.com> wrote:

> In article
> <gemini.kqw2e5002ryk701ac at wingsandbeaks.org.uk.invalid>, Jeremy
> Nicoll - virtualacorn <jn.ml.vac.83 at wingsandbeaks.org.uk> wrote:

> [Snip]

>> When VRPC is running, at the lower righthand corner of the
>> enclosing frame(*) there's a display of how fast the emulation
>> is running (Mips etc). It's worth getting used to keeping an
>> eye on that.  If it's a good high number you know that the
>> VRPC application is getting sufficient cpu time etc from
>> Windows; if it's a low figure then nothing will work properly.

> Useful tip, thanks.  What do you regard as a 'good high number'?
> I generally get 1.00 to 3.00Mips on a similar machine (desktop)
> to Keith's, with RISC OS 6.10. VirtualRPC is not particularly
> slow but I dislike using it because the pointer is quite 'sticky'
> compared with the Windows pointer.

On my laptop, XP PRO, RO4.39, it fluctuates between 45 and 150 - 
although when RO is idling, it settles down to 1.25 to 1.5.

>> * I don't run VRPC full-screen, but instead inside a window
>> that extends to about 95% of the overall screen.  ... etc

> I do the same.

I always work full-screen (so I don't usually see the mips figure).

>> Remember that if you Ctrl-Alt-Del while VRPC is running you
>> should get the windows task manager to pop up.  Sometimes
>> that's the only way I can wrest control back (and get the
>> windows mouse pointer again).

> This does not work for me. I get an immediate 'Internal error:
> abort on data transfer ... error code 283' in VirtualRPC :-(
> However Ctrl/Shft/Esc does work.

Task manager here. It sounds as though you have something 
significantly awry.


-- 
Alan Adams, from Northamptonshire
alan at adamshome.org.uk
http://www.nckc.org.uk/




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