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Old 01-16-2009, 02:05 AM   #1
ott0disk
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Question Question about "usb ram"on *unix system


Hi all,i've just discovered a nice function of windows vista,it is called "ready boost".It consist of plugging in an usb flash memory and use it or just part of as a ram memory.Of course it doesn't substitute the real ram,because of its transfer speed,in fact a DDR2 ram could have a transfer rate in order of someGB/sec,while the usb can reach just 480 Mbit/s;however this feature might be useful and with the next usb 3.0 could be really interesting!So,i would know if is possible to have a similiar function on the linux system(i think it must be implemented in the kernel source) or if somebody has alreay done it succesfully.
 
Old 01-16-2009, 08:44 AM   #2
TB0ne
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Quote:
Originally Posted by ott0disk View Post
Hi all,i've just discovered a nice function of windows vista,it is called "ready boost".It consist of plugging in an usb flash memory and use it or just part of as a ram memory.Of course it doesn't substitute the real ram,because of its transfer speed,in fact a DDR2 ram could have a transfer rate in order of someGB/sec,while the usb can reach just 480 Mbit/s;however this feature might be useful and with the next usb 3.0 could be really interesting!So,i would know if is possible to have a similiar function on the linux system(i think it must be implemented in the kernel source) or if somebody has alreay done it succesfully.
Certainly possible, but given how much of a memory pig Vista is, I'm sure that's why they need it.
 
Old 01-16-2009, 09:40 AM   #3
ott0disk
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yeah,as all the other MS software also vista is memory eater..
 
Old 01-16-2009, 09:52 AM   #4
mrclisdue
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Plus, the limited number of writes that a usb flash key can handle before crapping out makes me wonder why this is even considered worthwhile....
 
Old 01-16-2009, 10:30 AM   #5
ErV
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Quote:
Originally Posted by ott0disk View Post
So,i would know if is possible to have a similiar function on the linux system(i think it must be implemented in the kernel source) or if somebody has alreay done it succesfully.
Just mount flash drive and make swapfile on it. Or make swap partition on usb. But it looks like using Solid State Drive will make more sense than that.
 
Old 01-16-2009, 02:48 PM   #6
salasi
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Quote:
Originally Posted by ott0disk View Post
Hi all,i've just discovered a nice function of windows vista,it is called "ready boost".
Yeah, and it actually got reviewed on some of the Windows sites when it was first introduced a few years ago and it slowed things down as often as it helped....now, why did you want something similar?

Quote:
...and with the next usb 3.0...
Which will, admittedly, be fast. It will also be mid-2010 or later until peripheral devices are available, from what I can tell. And that won't do you any good until you have a USB 3 mobo (or computer).

Hurry up and wait?
 
Old 01-17-2009, 04:07 AM   #7
ott0disk
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yes,you're wright,probably we will continue the discussion when the USB3.0 comes out at "half of 2009 i heard.."
 
  


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