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A comment on BetrFS: an in-kernel file system that uses Bε trees to organize on-disk storage. Parent comment

Re:BetrFS: an in-kernel file system that uses Bε trees to or... by fartattack on Wednesday December 01, 2021 @03:58PM (#29409055)
Containers don't control the FS that they're written to. A container image is in the tar format and at runtime the underlying FS is defined by the host, which is why containers only run on hosts with union filesystems
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