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Re: USB: KDE faster than GNOME faster than TERMINAL ??!!



I believe the problem is to do with synchronos  writing to the device. It
probably means that KDE is reporting the time for the drive to report that
it has copied files. Try adding sync to the fstab, and then see what
happens.
Edward

> On Thu, Mar 18, 2004 at 10:01:14PM +0100, Christophe Combelles wrote:
>> Something very strange :
>>
>> I have done a test with a small USB1 memory key (i-stick).
>>
>> I copy a 1.9 MB file from the hard drive to the USB mass storage
>> device, with three different methods:
>>
>> 1) from KDE with Konqueror : 7s  (~280 ko/s)
>> 2) from Gnome with Nautilus: 30s (~60 ko/s)
>> 3) from the console with cp: 50s (~40 ko/s)
>>
>> The correct speed is done when using KDE, the other two are very very
>> slow. Does anybody has already seen this ???
>
> Its to do with blocksize. Try 'time dd if=1.9_file of=/usbhdd/out
> obs=xxxx' Vary xxxx over 2**n : 8 <= n <= 16. On my usb key ~3000 was
> optimum. YMMV. Unforunatly vfat(at least my version) doesn't support
> blocksize as an option.
>
> Brian
>
>
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