Text 14859, 261 rader
Skriven 2006-12-21 17:26:22 av Robert Comer (1:379/45)
  Kommentar till text 14858 av Glenn Meadows (1:379/45)
Ärende: Re: ZFS on OS-X?
========================
From: "Robert Comer" <bobcomer@mindspring.com>

> Well, I think the Mini can have up to 2gig installed (it's not easy to
> upgrade yourself, but can be done).

That's a problem.  The 2G version is way more than $800 and I'm not going to do
it myself -- I swore I'd never do major work on a laptop again and this sounds
just as bad.

> As to HD, it uses Laptop HD's, so 200 is beyond it's range.  BUT no reason
> you can't put an external USB or Firewire drive(s) on it.  I believe it's
> got 4 USB2 ports, and a Firewire as well.

I wouldn't mind something bigger than a Mini, or used even, but it's got to be
fast enough and expandable enough to do some real work. (and it's got to be
cheap!)

--
Bob Comer


"Glenn Meadows" <gmeadow@comcast.net> wrote in message
news:458ae9c0$1@w3.nls.net...
> Well, I think the Mini can have up to 2gig installed (it's not easy to
> upgrade yourself, but can be done).
>
> As to HD, it uses Laptop HD's, so 200 is beyond it's range.  BUT no reason
> you can't put an external USB or Firewire drive(s) on it.  I believe it's
> got 4 USB2 ports, and a Firewire as well.
>
> --
>
> Glenn M.
> "Robert Comer" <bobcomer@mindspring.com> wrote in message
> news:458ae5b4$1@w3.nls.net...
>>> How cheap is cheap? You can get a Mini for six or seven hundred.
>>
>> Six or Seven hundred is imperative, but it's got to have at least 2G of
>> RAM (expandable), and a 200G of Disk, and a fast dual core processor.
>>
>>>But
>>> you'll need a screen, keyboard and mouse to go with it.
>>
>> Those don't count, already have them.
>>
>> --
>> Bob Comer
>>
>>
>> "RobertB" <missinglink@cloud9.net> wrote in message
>> news:missinglink-269A31.11351521122006@news.barkto.com...
>>> In article <45896270@w3.nls.net>,
>>> "Robert Comer" <bobcomer@mindspring.com> wrote:
>>>
>>>> > Duhh, that's a plus, my friend.
>>>>
>>>> Not to my wallet it's not!  I foresee myself buying a Mac eventually,
>>>> maybe
>>>> soon, but the Intel Mac's have to get a bit cheaper for a decent
>>>> config...
>>>
>>> How cheap is cheap? You can get a Mini for six or seven hundred. But
>>> you'll need a screen, keyboard and mouse to go with it. I recently
>>> bought a new 20" core2duo iMac. Not dirt cheap, but it's compact, quiet,
>>> has a great screen, and is fast as hell. I think they're selling for
>>> around $1500-1600 now.
>>>
>>>
>>>>
>>>> --
>>>> Bob Comer
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> "RobertB" <missinglink@cloud9.net> wrote in message
>>>> news:missinglink-04E398.10490920122006@news.barkto.com...
>>>> > In article <45884277$1@w3.nls.net>,
>>>> > "Robert Comer" <bobcomer@mindspring.com> wrote:
>>>> >
>>>> >> > So what's not to like? <g>
>>>> >>
>>>> >> You need Apple Hardware!
>>>> >
>>>> > Duhh, that's a plus, my friend.
>>>> >
>>>> >>
>>>> >> --
>>>> >> Bob Comer
>>>> >>
>>>> >>
>>>> >>
>>>> >>
>>>> >>
>>>> >> "RobertB" <missinglink@cloud9.net> wrote in message
>>>> >> news:missinglink-24F3A8.13221319122006@news.barkto.com...
>>>> >> > In article <8a5eo2p8lgflccolto0sm9ralphn1otnoh@4ax.com>,
>>>> >> > mike <mike@barkto.com> wrote:
>>>> >> >
>>>> >> >> On Mon, 18 Dec 2006 11:04:02 -0500, RobertB
>>>> >> >> <missinglink@cloud9.net>
>>>> >> >> wrote:
>>>> >> >>
>>>> >> >> >In article <d1qbo216n7fjkjs3l6f8vo6ommcvjo2h7i@4ax.com>,
>>>> >> >> > mike <mike@barkto.com> wrote:
>>>> >> >> >
>>>> >> >> >> On Sun, 17 Dec 2006 16:25:04 -0500, RobertB
>>>> >> >> >> <missinglink@cloud9.net>
>>>> >> >> >> wrote:
>>>> >> >> >>
>>>> >> >> >> >In article <mdjao21jev9vaepfe8lmlh9do12s5ehji4@4ax.com>,
>>>> >> >> >> > mike <mike@barkto.com> wrote:
>>>> >> >> >> >
>>>> >> >> >> >> http://translate.google.com/translate?u=http%3A%2F%2Fmac4ever.
com%
>>>> >> >> >> >> 2Fn
>>>> >> >> >> >> ews
>>>> >> >> >> >> %2F
>>>> >> >> >> >> 274
>>>> >> >> >> >> 85%2Fzettabyte_sur_leopard%2F&langpair=fr%7Cen&hl=en&ie=UTF-8&
oe=U
>>>> >> >> >> >> TF-
>>>> >> >> >> >> 8&p
>>>> >> >> >> >> rev
>>>> >> >> >> >> =%2
>>>> >> >> >> >> Flanguage_tools
>>>> >> >> >> >>
>>>> >> >> >> >> ===
>>>> >> >> >> >> Parmis the few innovations of Leopard, one read these last
>>>> >> >> >> >> months,
>>>> >> >> >> >> several rumours on the integration of a new filing system,
>>>> >> >> >> >> the
>>>> >> >> >> >> ZFS,
>>>> >> >> >> >> which presents a revolution in the field of the storage of
>>>> >> >> >> >> data.
>>>> >> >> >> >>
>>>> >> >> >> >> This rumour seems to be confirmed, since one sees finally
>>>> >> >> >> >> apparaitre in
>>>> >> >> >> >> the utility of discs of Leopard, an option to create images
>>>> >> >> >> >> and
>>>> >> >> >> >> partitions in this format. On the other hand, it is not
>>>> >> >> >> >> known
>>>> >> >> >> >> yet
>>>> >> >> >> >> if it
>>>> >> >> >> >> will be right another supported system, or if it has the
>>>> >> >> >> >> role to
>>>> >> >> >> >> replace
>>>> >> >> >> >> the HFS+ for the disc system.
>>>> >> >> >> >>
>>>> >> >> >> >> ZFS amongst other things integrates functionalities of
>>>> >> >> >> >> advanced
>>>> >> >> >> >> safeguards which could be used very well by Apple for Time
>>>> >> >> >> >> Machine
>>>> >> >> >> >> for
>>>> >> >> >> >> example. This known as, it is a sympathetic innovation, but
>>>> >> >> >> >> that
>>>> >> >> >> >> still
>>>> >> >> >> >> does not say to us what Steve wanted to hold secret signal.
>>>> >> >> >> >> ===
>>>> >> >> >> >>
>>>> >> >> >> >>  /m
>>>> >> >> >> >
>>>> >> >> >> >What's the source, so I can read it in the original?
>>>> >> >> >>
>>>> >> >> >> At the top of the google translated page is the link to the
>>>> >> >> >> original.
>>>> >> >> >>
>>>> >> >> >>  /m
>>>> >> >> >
>>>> >> >> >OK. I found it. What's Zettabyte File System anyway?
>>>> >> >>
>>>> >> >> Some more info:
>>>> >> >>
>>>> >> >> http://loop.worldofapple.com/archives/2006/12/17/zfs-file-system-mak
es-i
>>>> >> >> t-t
>>>> >> >> o-m
>>>> >> >> ac-os-x-leopard/
>>>> >> >>
>>>> >> >> ===
>>>> >> >> Back in May of this year it was rumoured that Apple's File System
>>>> >> >> Development Team had contacted Sun Microsystems to help in a
>>>> >> >> translation
>>>> >> >> of the Zettabyte File System to Mac OS X.
>>>> >> >> Zettabyte File System makes appearance in Mac OS X 10.5, Disk
>>>> >> >> Utility
>>>> >> >>
>>>> >> >> With the most recent Build of Mac OS X 10.5 Leopard, ZFS has
>>>> >> >> appeared
>>>> >> >> to
>>>> >> >> have finally made an appearance, as per the rumours.
>>>> >> >>
>>>> >> >> Sun Microsystems describes ZFS as the "last word in File
>>>> >> >> Systems," the
>>>> >> >> file system is well known for being incredibly resilient to data
>>>> >> >> failure, having immense capacity and being the first 128-bit file
>>>> >> >> system.
>>>> >> >>
>>>> >> >> Lets look at ZFS's ability to keep data safe, everything on ZFS
>>>> >> >> is
>>>> >> >> "copy-on-write" meaning that the file system never overwrites
>>>> >> >> live
>>>> >> >> data
>>>> >> >> and it leaves no windows of vulnerability. Also on ZFS,
>>>> >> >> everything is
>>>> >> >> transactional meaning that a file copy will either completely
>>>> >> >> fail or
>>>> >> >> be
>>>> >> >> a complete success not half and half leaving you with a mess to
>>>> >> >> clean
>>>> >> >> up.
>>>> >> >>
>>>> >> >> Finally the most important feature of data integrity os check
>>>> >> >> summing
>>>> >> >> and everything on ZFS is checksummed meaning zero data
>>>> >> >> corruption.
>>>> >> >>
>>>> >> >> The Zettabyte File system is also incredibly scalable adding
>>>> >> >> value to
>>>> >> >> users of both server and home environments. ZFS has a data
>>>> >> >> storage
>>>> >> >> capacity of 256 quadrillion zettabytes and a maximum file size of
>>>> >> >> 16
>>>> >> >> exabytes (that's 17179869184 terabytes).
>>>> >> >>
>>>> >> >> Overall ZFS offers the following key advantages:-
>>>> >> >>
>>>> >> >> Pooled storage - No requirement for a volume manager when extra
>>>> >> >> volumes
>>>> >> >> added, the volume is simply added to a pool creating a vdev
>>>> >> >> (virtual
>>>> >> >> device), a collection of vdevs makes up a zpool, which in essence
>>>> >> >> is
>>>> >> >> the
>>>> >> >> storage available to the file system.
>>>> >> >>
>>>> >> >> Snapshots - Read-only point in time of the file system
>>>> >> >>
>>>> >> >> Clones - write-able copy of a snapshot
>>>> >> >>
>>>> >> >> RAID-Z - Makes use of copy-on-write; rather than overwriting old
>>>> >> >> data
>>>> >> >> with new data, it writes new data to a new location and then
>>>> >> >> overwrites
>>>> >> >> the pointer to the old data
>>>> >> >>
>>>> >> >> Detects and then corrects data corruption
>>>> >> >>
>>>> >> >> Incredibly fast due to intelligent pre-fetching, and dynamic
>>>> >> >> striping....
>>>> >> >> ===
>>>> >> >
>>>> >> > So what's not to like? <g>
>>
>>
>
>

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