Ted T'so on SSD and journalling

[Alan Dayley]

I have never had a good experience with Xandros or it's derivatives.
Well, actually they work fine until the first update.  Then things
start breaking.

I love http://geteasypeasy.com/ on my netbook.  It's based on Ubuntu.

Alan

On Wed, Jun 24, 2009 at 8:42 AM, Stephen<cryptworks at gmail.com> wrote:
> well Ubuntu has the first publicly released install that is
> specifically for netbooks, including a fully tuned UI for netbook
> screen real estate.
>
> and visiting the xandros websites makes me want to scrub my brain...
> their marketspeak and corporateese makes microsoft look like a friend
> to foss.
>
> On Tue, Jun 23, 2009 at 5:00 PM, Lisa Kachold<lisakachold at obnosis.com> wrote:
>> That's a great idea!
>>
>> http://www.obnosis.com/motivatebytruth/national_security_threat_%231.jpg
>>
>> On 6/23/09, Taylor, Kaia <Kaia.Taylor at schwab.com> wrote:
>>>
>>>
>>> Speaking of tweaking netbooks, I'll have one in hand soon.  I'd be happy to
>>> eventually give a brief presentation, following on hans's presentation and
>>> the idea that it might be neat to compare price/functionality/value.  Here's
>>> mine  http://www.mwave.com/mwave/SkuSearch_v3.asp?SCriteria=BA25872
>>> I have 2 ideas, in terms of such a presentation
>>>
>>> OS:
>>> I'm assuming that Xandros (which comes pre-installed) will *have* to go, and
>>> while I'm doing that, why not match it up with someone else's OS in PLUG, so
>>> we can compare performance with no extra variables introduced by a different
>>> OS.  If anyone has an existing netbook, and is interested, give me a shout.
>>> NB my cheapie netbook's SSD is only 4G.
>>>
>>> Hardware diags:
>>> I'm also wondering if anyone who has gotten a refurb like mine has a handy
>>> link to some baseline/diag tools to test everything before the
>>> manufacturer's warranty runs out.  My friend got an EEE which it turns out
>>> couldn't reach USB 2.0 speed on a couple of his ports, for instance.  That
>>> particular issue is easy to test by, whatever, time ... dd  to the SD card
>>> mounted on that port, but I'm guessing there are other hardware check
>>> scripts that can save me some work with other hw components.  We might want
>>> to run the same diags on different models of netbooks if we want to do side
>>> by side comparisons.
>>>
>>>
>>> Regards,
>>> Kaia Taylor
>>>
>>> All e-mail sent to or from this address will be received by the Charles
>>> Schwab corporate e-mail system and is subject to archival and review by
>>> someone other than the recipient.
>>>
>>> -----Original Message-----
>>> From: plug-discuss-bounces at lists.plug.phoenix.az.us
>>> [mailto:plug-discuss-bounces at lists.plug.phoenix.az.us] On Behalf Of der.hans
>>> Sent: Tuesday, June 23, 2009 1:18 AM
>>> To: quatsch
>>> Subject: Ted T'so on SSD and journalling
>>>
>>> moin moin,
>>>
>>> The first paragraph in the quote was a comment on Ted's blog. The second is
>>> Ted's response. Read the blog post at the URL given below.
>>>
>>> ###
>>> #  # 2  tytso  Says:
>>> March 2nd, 2009 at 1:15 am
>>>
>>> @1: I’d thought that the reason to avoid ext3 on SSDs, at least most of the
>>> ones available today, was not the total number of writes but rather the
>>> repeated writes to the same place on the disk (that is, the journal)
>>>
>>> Norman,
>>>
>>> Actually, even the most primitive SSD’s and Flash drives have to get this
>>> right, because the Windows FAT filesystem are constantly updating the same
>>> locations on disk (namely for the File Allocation Table), which is in a
>>> fixed location on disk. So although there’s not a lot we can count on in
>>> terms of the quality of flash drives’ wear level, it’s very likely they get
>>> that right, since otherwise their reliability on basic FAT filesystems,
>>> which are used in essentially every single digital camera on the market,
>>> would be pretty bad.
>>> ###
>>>
>>> http://thunk.org/tytso/blog/2009/03/01/ssds-journaling-and-noatimerelatime/
>>>
>>> ciao,
>>>
>>> der.hans
>>> --
>>> #  http://www.LuftHans.com/        http://www.LuftHans.com/Classes/
>>> #  Magic is science unexplained. - der.hans
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>>
>>
>> --
>> (503)754-4452
>> http://en.wikipedia.org/wiki/User:LisaKachold
>> http://tinyurl.com/44zfgx  http://www.obnosis.com/motivation/
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>
>
>
> --
> A mouse trap, placed on top of your alarm clock, will prevent you from
> rolling over and going back to sleep after you hit the snooze button.
>
> Stephen
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