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Re: weird directory entry on ZFS volume (Re: else or Debian (Re: ZFS performance (was: Re: deduplicating file systems: VDO with Debian?)))



On Thu, Nov 10, 2022 at 05:54:00AM +0100, hw wrote:
ls -la
insgesamt 5
drwxr-xr-x  3 namefoo namefoo    3 16. Aug 22:36 .
drwxr-xr-x 24 root    root    4096  1. Nov 2017  ..
drwxr-xr-x  2 namefoo namefoo    2 21. Jan 2020  ?
namefoo@host /srv/datadir $ ls -la '?'
ls: Zugriff auf ? nicht möglich: Datei oder Verzeichnis nicht gefunden
namefoo@host /srv/datadir $


This directory named ? appeared on a ZFS volume for no reason and I can't
access
it and can't delete it.  A scrub doesn't repair it.  It doesn't seem to do
any
harm yet, but it's annoying.

Any idea how to fix that?


2022-11-10 21:24:23 dpchrist@f3 ~/foo
$ freebsd-version ; uname -a
12.3-RELEASE-p7
FreeBSD f3.tracy.holgerdanske.com 12.3-RELEASE-p6 FreeBSD 12.3-RELEASE-p6 GENERIC amd64

2022-11-10 21:24:45 dpchrist@f3 ~/foo
$ bash --version
GNU bash, version 5.2.0(3)-release (amd64-portbld-freebsd12.3)
Copyright (C) 2022 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

2022-11-10 21:24:52 dpchrist@f3 ~/foo
$ ll
total 13
drwxr-xr-x   2 dpchrist  dpchrist   2 2022/11/10 21:24:21 .
drwxr-xr-x  14 dpchrist  dpchrist  30 2022/11/10 21:24:04 ..

2022-11-10 21:25:03 dpchrist@f3 ~/foo
$ touch '?'

2022-11-10 21:25:08 dpchrist@f3 ~/foo
$ ll
total 14
drwxr-xr-x   2 dpchrist  dpchrist   3 2022/11/10 21:25:08 .
drwxr-xr-x  14 dpchrist  dpchrist  30 2022/11/10 21:24:04 ..
-rw-r--r--   1 dpchrist  dpchrist   0 2022/11/10 21:25:08 ?

2022-11-10 21:25:11 dpchrist@f3 ~/foo
$ rm '?'
remove ?? y

2022-11-10 21:25:19 dpchrist@f3 ~/foo
$ ll
total 13
drwxr-xr-x   2 dpchrist  dpchrist   2 2022/11/10 21:25:19 .
drwxr-xr-x  14 dpchrist  dpchrist  30 2022/11/10 21:24:04 ..


David


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