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Re: Help requested: Packages which FTBFS randomly

On Tue, 21 Feb 2017 at 23:35:44 +0000, Ben Hutchings wrote:
> Having said that, some ioctls that make sense for block-backed
> filesystems, such as FS_IOC_FIEMAP, won't work on a tmpfs (or nfs,
> ubifs, etc.).

One notable omission is that tmpfs doesn't do generic "user." extended
attributes (due to worries about quota control), which results in ostree's
tests preferring /var/tmp over /tmp, and skipping many of the tests if
/var/tmp is a tmpfs too.