after some updates a few days ago sharedfolders suddenly (because before it was correctly working) turns to read-only filesystem; i did not change anything from GUI or shell, but i can't remember which updates were applied ...
after doin' some search i found there's something in /run/systemd/generator/ : there's a file called -.mount
Code
root@xxx.xxx.xxx.xxx:~# ls -l /run/systemd/generator/
total 16
-rw-r--r-- 1 root root 320 Dec 2 22:25 boot.mount
-rw-r--r-- 1 root root 164 Dec 2 22:25 dev-sda3.swap
drwxr-xr-x 2 root root 100 Dec 2 22:25 local-fs.target.requires
drwxr-xr-x 2 root root 60 Dec 2 22:25 local-fs.target.wants
-rw-r--r-- 1 root root 241 Dec 2 22:25 -.mount
drwxr-xr-x 2 root root 60 Dec 2 22:25 postfix.service.wants
drwxr-xr-x 2 root root 60 Dec 2 22:25 swap.target.requires
-rw-r--r-- 1 root root 206 Dec 2 22:25 tmp.mount
and the content is:
Code
# Automatically generated by systemd-fstab-generator
[Unit]
SourcePath=/etc/fstab
Documentation=man:fstab(5) man:systemd-fstab-generator(8)
Before=local-fs.target
[Mount]
What=/dev/sda2
Where=/
Type=ext4
Options=errors=remount-ro,relatime
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here's the fstab part in config.xml:
XML
<fstab>
<!--
<mntent>
<uuid>xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx</uuid>
<fsname>xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx|xxxx-xxxx|/dev/xxx</fsname>
<dir>/xxx/yyy/zzz</dir>
<type>none|ext2|ext3|ext4|xfs|jfs|iso9660|udf|...</type>
<opts></opts>
<freq>0</freq>
<passno>0|1|2</passno>
<hidden>0|1</hidden>
</mntent>
-->
<mntent>
<uuid>b4adcc54-adaa-4414-959d-9d4e5d940fd4</uuid>
<fsname>Root Device</fsname>
<dir>/</dir>
<type>ext4</type>
<opts>defaults,nofail,user_xattr,noexec,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0,acl</opts>
<freq>0</freq>
<passno>2</passno>
<hidden>0</hidden>
</mntent>
</fstab>
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here's my /etc/fstab:
Code
# <file system> <mount point> <type> <options> <dump> <pass>
/dev/sda2 / ext4 errors=remount-ro,relatime 0 1
/dev/sda1 /boot ext4 errors=remount-ro,relatime 0 1
/dev/sda3 swap swap defaults 0 0
proc /proc proc defaults 0 0
sysfs /sys sysfs defaults 0 0
tmpfs /dev/shm tmpfs defaults 0 0
devpts /dev/pts devpts defaults 0 0
tmpfs /tmp tmpfs defaults 0 0
# >>> [openmediavault]
Root\040Device / ext4 defaults,user_xattr,noexec,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0,acl 0 2
# <<< [openmediavault]
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here's the mount result:
Code
sysfs on /sys type sysfs (rw,relatime)
proc on /proc type proc (rw,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=1997744k,nr_inodes=499436,mode=755)
devpts on /dev/pts type devpts (rw,relatime,mode=600,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=402564k,mode=755)
/dev/sda2 on / type ext4 (rw,relatime,errors=remount-ro)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/lib/systemd/systemd-cgroups-agent,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=43,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=11988)
/dev/sda2 on /sharedfolders/replica type ext4 (ro,relatime,errors=remount-ro)
mqueue on /dev/mqueue type mqueue (rw,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
/dev/sda2 on /sharedfolders/subsonic type ext4 (ro,relatime,errors=remount-ro)
/dev/sda2 on /sharedfolders/vps346081 type ext4 (ro,relatime,errors=remount-ro)
sunrpc on /run/rpc_pipefs type rpc_pipefs (rw,relatime)
nfsd on /proc/fs/nfsd type nfsd (rw,relatime)
tmpfs on /tmp type tmpfs (rw,relatime)
/dev/sda1 on /boot type ext4 (rw,relatime,errors=remount-ro)
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and this is the error message from dmesg:
Code
systemd-fstab-generator[418]: Failed to create mount unit file /run/systemd/generator/-.mount, as it already exists. Duplicate entry in /etc/fstab?
AFAIK /dev/sda2 and OMV "RootDevice" share the same mount-point, but i wasn't able to change this configuration (at least, without breaking everything and rebooting in "rescue mode" to fix it), so any help would be appreciated.