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macOS Tahoe brings a new disk image format

eclecticlight.co

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Re: macOS Tahoe brings a new disk image format

#52
I have a meta question not directly related to the article but more about HN itself. I posted this exact link 9h before this submission was posted[1]. How is it possible that there is a new entry for the submission given the link is the same?

[1]https://news.ycombinator.com/from?site=eclecticlight.co

Re: macOS Tahoe brings a new disk image format

#53
post #7

Nice. But I would like it better if the effort was to support ext4, BtrFS, NTFS and other popular filesystems from the Linux and Windows world...

Apple recently made FSKit a supported/documented API, which should allow third-parties to add support for other filesystems: https://developer.apple.com/documentation/fskit?language=obj...

Thanks for sharing about this! I didn't know, and I like to use (or at least play with) some third-party filesystems on macOS.

Re: macOS Tahoe brings a new disk image format

#55
post #34

Earlier quoted context omitted.

NTFS has serious performance issues, nobody should use it.

AFAIK that's an incorrect meme that just won't die. The performance issues you're thinking of have nothing to do with the filesystem itself, but with the I/O subsystem in Windows more generally. If you have evidence otherwise please share.

Microsoft itself admits there are performance issues with NTFS, which is one reason they created ReFS.

For example ReFS removed the MFT which caused various problems.

Re: macOS Tahoe brings a new disk image format

#56
post #7

Earlier quoted context omitted.

Apple recently made FSKit a supported/documented API, which should allow third-parties to add support for other filesystems: https://developer.apple.com/documentation/fskit?language=obj...

3rd party supporting a file system would be one of the last things on a list of all software I’d ever want a 3rd party writing instead of the OS maker. Nightmare to evaluate the options, pure stress testing the options, difficult to know if it didn’t mess something up.

That being said: FSKit is a userspace API. In that respect, it's a lot better than filesystem code running in the kernel - it can't crash your computer or corrupt data on other filesystems, and it's much more tightly sandboxed if it gets exploited.

Re: macOS Tahoe brings a new disk image format

#57
post #7

Earlier quoted context omitted.

Apple recently made FSKit a supported/documented API, which should allow third-parties to add support for other filesystems: https://developer.apple.com/documentation/fskit?language=obj...

3rd party supporting a file system would be one of the last things on a list of all software I’d ever want a 3rd party writing instead of the OS maker. Nightmare to evaluate the options, pure stress testing the options, difficult to know if it didn’t mess something up.

>3rd party supporting a file system would be one of the last things on a list of all software I’d ever want a 3rd party writing instead of the OS maker.

Given how many people use FUSE, Paragon NTFS for Mac, and similar tools, you're hardly totally representative.

Re: macOS Tahoe brings a new disk image format

#58
post #52

I have a meta question not directly related to the article but more about HN itself. I posted this exact link 9h before this submission was posted[1]. How is it possible that there is a new entry for the submission given the link is the same? [1] https://news.ycombinator.com/from?site=eclecticlight.co

Dupes are allowed after some number of hours.

Re: macOS Tahoe brings a new disk image format

#59
post #38

Earlier quoted context omitted.

This is a new disk image format. Not even a disk format. For virtualizing a disk. On which you can put a filesystem, yes. There seems to be an extraordinary amount of confusion in many of the comments, I don't know why.

> For virtualizing a disk. We really don't have enough disk formats in this space. Is this bringing something new ? Or is just polluting the namespace.

>Is this bringing something new?

If only there was a whole post available so one could find out...

Re: macOS Tahoe brings a new disk image format

#60
post #58
post #52

I have a meta question not directly related to the article but more about HN itself. I posted this exact link 9h before this submission was posted[1]. How is it possible that there is a new entry for the submission given the link is the same? [1] https://news.ycombinator.com/from?site=eclecticlight.co

Dupes are allowed after some number of hours.

It depends. I tried posting a few links I came across over the past few days, and it just showed me dups but they were from days or weeks or sometimes months ago.
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