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#1 2009-02-10 03:14:30

Ronin-Sage
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Registered: 2008-10-24
Posts: 153
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Questions about persistent USB Linux

I'm looking into several options for loading Linux on a flashdrive, to have a custom desktop on the go, but I have some questions:

Assuming I go with the persistent option(saving changes, newly created documents, settings, etc.), can I expect the flash drive to "wear out" within the year or so? I'm using a cheap, 1GB flash disk(probably from Walmart, but I'm not sure).

Would it be possible to do kernel upgrades for setups like [persistent] gOS on a flash disk?

Thanks.

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#2 2009-02-10 03:37:07

lilsirecho
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Registered: 2003-10-24
Posts: 5,000

Re: Questions about persistent USB Linux

Check out Faunos a USB flash system with archlinux base.

Also puppy linux (usb)which is small ~60MB but has many features in linux.  It requires a file in an accessible drive, usb or hdd to complete its boot sequence.

Faunos is operated in ram at ram speeds and puppy likewise.  Faunos needs no HDD support.  It does require USB boot for the flash drive.

Last edited by lilsirecho (2009-02-10 17:37:14)


Prediction...This year will be a very odd year!
Hard work does not kill people but why risk it: Charlie Mccarthy
A man is not complete until he is married..then..he is finished.
When ALL is lost, what can be found? Even bytes get lonely for a little bit!     X-ray confirms Iam spineless!

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#3 2009-02-10 09:36:08

Heller_Barde
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Registered: 2008-04-01
Posts: 245

Re: Questions about persistent USB Linux

lilsirecho wrote:

Also puppy linux (usb)which is small ~60GB

I think he meant ~60MB

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#4 2009-02-10 23:31:57

Ronin-Sage
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Registered: 2008-10-24
Posts: 153
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Re: Questions about persistent USB Linux

Let's say I'm working with the USB Linux, creating/saving documents to and from the flash drive and such--would it be written to that moment or stored in RAM and written at dismount?

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#5 2009-02-11 15:45:02

lilsirecho
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Registered: 2003-10-24
Posts: 5,000

Re: Questions about persistent USB Linux

In Faunos, the data that you desire to save is written to overlay via squashfs at the option of the user when re-booting or shutting down. 

The decision is made at a prompt during the reboot procedure wherein "session save" is answered with "yes" or "no".

Any activity which is not saved is erased from ram.  This permits the system to utilize packages downloaded during a session, running them in ram, and then dumping them at reboot.

Puppy utilizes a file in HDD or USB to record saved data.

The data saved in Faunos is written to overlay(s) and requires space in the flash device to accomodate increased storage.

I hope this info is helpful.............


Prediction...This year will be a very odd year!
Hard work does not kill people but why risk it: Charlie Mccarthy
A man is not complete until he is married..then..he is finished.
When ALL is lost, what can be found? Even bytes get lonely for a little bit!     X-ray confirms Iam spineless!

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#6 2009-02-11 19:13:53

Ronin-Sage
Member
Registered: 2008-10-24
Posts: 153
Website

Re: Questions about persistent USB Linux

FaunOS is a dormat project though, isn't it?

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#7 2009-02-11 20:35:40

lilsirecho
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Registered: 2003-10-24
Posts: 5,000

Re: Questions about persistent USB Linux

Yes it is dormant but one can download packages for use in a given session.

I expect someone will take it over...............


Prediction...This year will be a very odd year!
Hard work does not kill people but why risk it: Charlie Mccarthy
A man is not complete until he is married..then..he is finished.
When ALL is lost, what can be found? Even bytes get lonely for a little bit!     X-ray confirms Iam spineless!

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