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A comment on Modern storage is plenty fast, but the APIs are bad. Parent comment

Re:Modern storage is plenty fast, but the APIs are bad by blindm on Thursday November 26, 2020 @12:37PM (#25222009)
> does not necessarily mean you're actually writing out 20GB to the disk.

You mean like preallocation? I think Virtualbox now does that. In the past it didn't though, it just kept writing a bunch of zeroes to the drive until it reached 20GB.

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Re:Modern storage is plenty fast, but the APIs are bad by mmis1000 on Thursday November 26, 2020 @01:15PM (#25222301)
Or probably the filesystem decides to do it? The Refs will just ate adjacent 0 and assuming you want a fallocate here.
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