[ale] Best FS for archiving Mac OS X, Linux, and Windows XP?

[Mike Murphy]

News to me.

On 03/21/2005 10:25 AM, Alan Stewart wrote:
> Fighting the spread of disinformation. HFS+ is open source. From 
> <http://people.freebsd.org/~yar/hfs/>:
> 
>> HFS stands for the Hierarchical File System. HFS 
>> <http://developer.apple.com/documentation/mac/Files/Files-99.html> and 
>> HFS Plus <http://developer.apple.com/technotes/tn/tn1150.html> are the 
>> filesystem formats of Apple MacOS. 
>> <http://developer.apple.com/documentation/macos8/mac8.html> While the 
>> older one, HFS, may look rather limited today, HFS Plus includes most 
>> of the capabilities one can find in UFS or Berkeley FFS: long file 
>> names, hard and soft links, special nodes, owner and group 
>> information, access permissions.
>>
>> Additionally, both HFS and HFS Plus have a number of interesting 
>> features not found in UFS:
>>
>>     * They support so called /forks,/ that is, multiple segments of
>>       data associated with a single file. HFS supports as little as
>>       two forks per file, "data" and "resource." HFS Plus was designed
>>       to allow for numerous named forks. However, its current
>>       implementation limits this capability to the two aforementioned
>>       forks per file.
>>     * Major internal structures of HFS and HFS Plus are kept as
>>       B-trees. An HFS Plus volume essentially consists of a small
>>       header and a set of B-trees. B-trees make many filesystem
>>       operations time-efficient.
>>     * HFS Plus stores filenames in Unicode, thus supporting for
>>       multi-language environment.
>>
>> Apple has recently released the original HFS kernel and userland code 
>> (incl. HFS Plus) under the Apple Public Source License [APSL] 
>> <http://www.opensource.apple.com/apsl/> as a part of Darwin, which 
>> created a nice opportunity to port it to FreeBSD.
>>
>> HFS and HFS Plus in FreeBSD may be of particular value to parties 
>> interested in sharing filesystem resources over a network from FreeBSD 
>> to MacOS, because there will be no need to emulate HFS-specific 
>> features unlike in the case of FFS backing store.
>>
> 
> 
> Mike Murphy wrote:
> 
>> Weeeeellllll....
>> UFS+ is no more or less proprietary than NTFS (well, except that in 
>> this case its corporate parent is Apple, not Microsoft), so I guess 
>> you get what you pay for. I'm not sure that we can reasonably expect 
>> solid OSS support for such things.
>>
>> FAT32 is still the most, or rather least common denomitor, I'm afraid.
>>
>> Mike
>>
>>
>> aaron wrote:
>>
>>> FAT32 seems to be the LCD for free, fully cross platform read and write.
>>>
>>> I have found 2 commercial HFS+ options for windblows systems, and 
>>> will be using them to make our Mac OSeX external 1394 (a / b) media 
>>> drives functional on the one windblows box we are still stick with 
>>> for a few audio production aps.
>>>
>>> Unfortunately, my research showed that HFS+ support under linux is 
>>> sketchy at best, with nothing showing up for newer kernels. UFS could 
>>> be considered, but under MAC OSeX it introduces some discrepancies 
>>> with "expectations" of the standard user environment.
>>> Would be interested to know if you find any other solutions
>>>
>>> peace
>>> (because the only christian faith is a faith that prizes peace above 
>>> all else)
>>> aaron
>>>
>>>
>>>
>>> On Sunday 20 March 2005 01:52, John Wells wrote:
>>>
>>>> Guys,
>>>>
>>>> I'm going to reformat my ext3 drive to something compatible with a 3 
>>>> of the 
>>>
>>>
>>>
>>> OS's
>>>
>>>> in the msg subject for use as a backup drive in a usb enclosure.  (I 
>>>> know 
>>>
>>>
>>>
>>> ext3
>>>
>>>> support is available for OS X and XP, but it's been hit or miss so 
>>>> far).
>>>>
>>>> FAT32 comes immediately to mind as a likely candidate, but I 
>>>> wondered if 
>>>
>>>
>>>
>>> anyone
>>>
>>>> on the list might have a better recommendation.
>>>>
>>>> Any info you can provide is greatly appreciated!
>>>>
>>>> Thanks,
>>>> John
>>>> _______________________________________________
>>>> Ale mailing list
>>>> Ale at ale.org
>>>> http://www.ale.org/mailman/listinfo/ale
>>>>
>>>>
>>>
>>>
>>> _______________________________________________
>>> Ale mailing list
>>> Ale at ale.org
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>>
>>
>>
> 
> 

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Mike Murphy
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