Text 14891, 287 rader
Skriven 2006-12-23 15:38:54 av RobertB (1:379/45)
  Kommentar till text 14871 av Glenn Meadows (1:379/45)
Ärende: Re: ZFS on OS-X?
========================
From: RobertB <missinglink@cloud9.net>

In article <458c571f@w3.nls.net>, "Glenn Meadows" <gmeadow@comcast.net> wrote:

> Laptop upgrade for memory and HD is easy.  I'm now even into take it apart
> low level repairs.  On one ThinkPad, I replaced the PCMCIA sub assembly that
> had died.
>
> The Mini dis-assembly though is not easy from what I've read.

No, but it can be done. There are instructions on a number of sites with
images. It's basically a pain in the ass.

>
> --
>
> Glenn M.
> "Robert Comer" <bobcomer@mindspring.com> wrote in message
> news:458b0c78$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).
> >
> > 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%2Fmac4ev
e
> >>>>> >> >> >> >> r.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-
m
> >>>>> >> >> akes-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>
> >>>
> >>>
> >>
> >>
> >
> >

--- BBBS/NT v4.01 Flag-5
 * Origin: Barktopia BBS Site http://HarborWebs.com:8081 (1:379/45)