> Hi all
>
> I've replaced a failed IDE drive with a SATA and notice that
> at least two applications are taking much longer than before.
> My uninformed guess is that the data buss is not properly
> configured
>
> The previous set-up was
>
> Primary Master 80GB IDE (XP boot)
> Primary Slave 160GB IDE (failed)
> Secondary Master DVD IDE
> 320GB USB external
> 1TB USB external
>
> New set-up is
>
> Primary Slave 80GB IDE (XP boot)
> Secondary Master DVD IDE
> 3rd Master 500GB SATA
> 320GB USB external
> 1TB USB external
>
> For the time-being I preferred to keep the 80GB as the boot drive
> so I don't need to spend time re-installing the hardware, and Desktop
> is still the same etc
>
> Two instances of slowing down -
>
> Writing a DVD data disk. It used to take around 15 mins @ 8x,
> now it takes 80 mins and CPU useage is almost 100%. Even the
> mouse pointer moves jerkily. Verification is down to 1.2x, it used
> to be>  8x
>
> Processing a video from avi to rmvb with Real Producer. Time was
> generally about 1.5x file duration, eg 30 min clip would take 45 min.
> Now it would be almost 2 hours
>
> In both cases, particularly video processing, I note that as the
> conversion progresses it gets slower and slower, as if there's some
> increasing bottlenecking. I've not found a source-destination
> drive combination that's noticeably faster. Perhaps whatever I
> chose has to go through some common point which is the problem
>
> Inter-drive (any source-destination) copying seems reasonably fast
> though
>
> It's a dual-processor mobo and I think that now one of the two
> processors is shouldering almost all of the burden, as seen in Task
> Manager. I'm pretty sure that previously the sharing was 80:20,
> but now it's 100:0
>
> Any assistance would be appreciated
>
> TIA
>
> Joe
>
> *
> *
> **********
> Quality PIC programmers
> http://www.embedinc.com/products/index.htm

>> check that DMA is enabled for the drive, look at the SATA modes
>> you have available in bios if you can't enable DMA
>>      
> What I see in BIOS set-up is
>
> ST3500418AS (SATA)
>
> PIO Mode : 4
> Asynch DMA : MultiWord DMA-2
> Ultra DMA : Ultra DMA-6
> DMA Mode : [Auto]
> 32-bit Transfer : [Disabled]
>
> Select DMA Mode
> Auto : Auto Detected
> SWDMAn : SingleWord DMAn
> MWDMAn : MultiWord DMAn
> UDMAn : Ultra DMAn
>
> Samsung SP0802N (Primary Slave boot)
>
> PIO Mode : 4
> Asynch DMA : MultiWord DMA-2
> Ultra DMA : Ultra DMA-5
> DMA Mode : [Auto]
> 32-bit Transfer : [Disabled]
>
> Joe
>
> *
> *
> **********
> Quality PIC programmers
> http://www.embedinc.com/products/index.htm

> Simples...  IDE is as fast as the slowest device.  Now your new set-up have
> your boot device and IDE on the same chain then your disk is running at the
> same speed as your DVD drive.
>
> Spend a £10 (or whatever your currency is) and put in an additional
> controller for the DVD.
>
> Alan Melia
> w: http://www.melmac.co.uk
>
> The previous set-up was
>
> Primary Master 80GB IDE (XP boot)
> Primary Slave 160GB IDE (failed)
> Secondary Master DVD IDE
> 320GB USB external
> 1TB USB external
>
> New set-up is
>
> Primary Slave 80GB IDE (XP boot)
> Secondary Master DVD IDE
> 3rd Master 500GB SATA
> 320GB USB external
> 1TB USB external

>
> On Fri, 26 Nov 2010 18:57:18 +1300, "ivp" said:
>
>> Thanks. I'll do that. As everything else is just the way I like it, a
>> format
>> is a bit down the list. Although I'm putting up with the slowness for
>> now,
>> it it really is a pain and I will probably have to sacrifice some time
>> soon
>> and sort it out thoroughly. I haven't got one to hand but I'd like to
>> grab
>> an IDE drive and connect it as the Primary Slave (which is the missing
>> one from the previous set-up) to see what happens
>
> It may have been mentioned already, but just came to mind - have the IRQ
> channels rearranged themselves? Perhaps one is being shared that doesn't
> like being shared.
>
> Cheerful regards,
>
> Bob
>
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