Re: Preventing writes to the underlying directory when a mounted filesystem disappears
"Thomas Schmitt" <[email protected]> Mon, 27 Jul 2026 14:22:44 +0200
| Newsgroups | gmane.linux.debian.user |
|---|---|
| Message-ID | <[email protected]> |
Hi, The Wanderer wrote: > [...] it only works if you have > that much control over the applications that will be writing the files > (and if they won't automatically create any "missing" directories in the > path specified for them to write to). > [...] > The only other fallback option that's occurred to me is to mount the > root filesystem read-only, such that if the mounted writable FS goes > away, any writes would be rejected for being to a read-only filesystem. ... or maybe have a directory /mnt/sdd/WeIrD_NaMe in the root filesystem without any permissions ? It will become visible when the mounted filesystem vanishes. Maybe the logger program is not daring enough to open up the existing directory. Have a nice day :) Thomas