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[filmscanners] Re: Photoshop (on Mac) bogs, VueScan hogging processor?


  • To: lexa@www.lexa.ru
  • Subject: [filmscanners] Re: Photoshop (on Mac) bogs, VueScan hogging processor?
  • From: "Mikael Risedal" <risedal@hotmail.com>
  • Date: Tue, 22 Jan 2002 17:01:59 +0100
  • Unsubscribe: mailto:listserver@halftone.co.uk

Yes I have seen the same effect on my MAC. VueScan slows down Photoshop if
they are up at the same time.
You and I have the same machine constellation.
To me its seems that something is wrong with Vuescans memory handling.
Mikael Risedal









>From: "Julian Vrieslander" <julianv@mindspring.com>
>Reply-To: filmscanners@halftone.co.uk
>To: risedal@hotmail.com
>Subject: [filmscanners] Photoshop (on Mac) bogs, VueScan hogging processor?
>Date: Tue, 22 Jan 2002 00:40:48 -0500
>
>I have Photoshop 6.0.1 running on a Mac G4/867, under OS 9.2.2.  This Mac
>has 1.5GB RAM (600MB allocated to PS).  PS has a 10GB scratch partition
>on a second internal HD.  This is usually a very quick system.  But
>sometimes I see Photoshop operations slowing to a crawl.  Example: I set
>a up a selection rectangle for a crop or free transform, and drag on one
>of the handles.  The handle does not move with my mouse drag, and the Mac
>is unresponsive for 30 seconds or a minute.  Then the screen suddenly
>redraws and the Mac is responsive again.
>
>VueScan 7.4.2 is running in the background (with a scanned image, but
>idle).  If I quit VueScan, and retry the same operations in Photoshop,
>the selection handles move properly as I drag them, and the image redraws
>in a few seconds.
>
>Has anyone else seen effects like this?
>
>One possibility is that VueScan, although idled, is in a state which hogs
>CPU cycles.  Mac OS versions 9.x and earlier run cooperative
>multitasking.  When applications are running in background they are
>supposed to quickly yield the CPU.  Another wild guess: some sort of
>activity at the driver level.  I use VueScan on a Nikon LS-4000.
>
>--
>Julian Vrieslander <mailto:julianv@mindspring.com>
>
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Mikael Risedal
Photographer


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