On Sun, May 10, 2026 at 01:54:10PM +0200, Thomas Schmitt wrote:
> Hi,
> 
> Jochen Spieker wrote:
> > > I was always under the impression that an LVM snapshot is not better
> > > than an unclean filesystem, like for example after a power loss. But
> > > this 20 year old document proved me wrong:
> > > https://tldp.org/HOWTO/LVM-HOWTO/snapshotintro.html
> 
> [email protected]:
> > Is there any reference for that? AFAIK LVM doesn't "know" about the
> > underlying file system (if there is any).
> In a later mail:
> > This sounds very hypothetical: how should LVM that there is a file
> > system /at all/ on the logical volume being snapshotted? How that
> > this file system is mounted?
> 
> Obviously one can inquire the list of mounted filesystems and their
> storage devices [...]

...then fsfreeze

Woah, Thomas: you definitely rock :)

Just what we all needed. Thank you (and for all your other insightful
posts here!)

Cheers
-- 
t

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