Seems we posted at the same time.
I never set anything as read-only. It's just an odroid-hc4 with an micro sdcard in it. The card was perfectly writable before.
I'm really scratching my head here.
edit: I see the ro statements now, but I have no recollection of ever explicitly setting them that way, or how to fix this.
root@ODROID-HC4:~# mount
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=1476888k,nr_inodes=369222,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=378792k,mode=755)
/dev/mmcblk0p2 on / type ext4 (ro,noatime,nodiratime,errors=remount-ro)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
selinuxfs on /sys/fs/selinux type selinuxfs (rw,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
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)
cgroup2 on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime,nsdelegate)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
none on /sys/fs/bpf type bpf (rw,nosuid,nodev,noexec,relatime,mode=700)
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/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/rdma type cgroup (rw,nosuid,nodev,noexec,relatime,rdma)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
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)
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)
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=1293)
sunrpc on /run/rpc_pipefs type rpc_pipefs (rw,relatime)
nfsd on /proc/fs/nfsd type nfsd (rw,relatime)
configfs on /sys/kernel/config type configfs (rw,relatime)
tmpfs on /tmp type tmpfs (rw,relatime)
/dev/mmcblk0p1 on /boot type ext2 (rw,relatime,errors=continue)
/dev/mmcblk0p2 on /var/folder2ram/var/log type ext4 (ro,noatime,nodiratime,errors=remount-ro)
folder2ram on /var/log type tmpfs (rw,relatime)
/dev/sda1 on /srv/dev-disk-by-uuid-ee38bc4a-56d0-49a7-89e4-dd3c3bc51da5 type ext4 (rw,relatime,jqfmt=vfsv0,usrjquota=aquota.user,grpjquota=aquota.group)
/dev/sda1 on /export/MEDIA2 type ext4 (rw,relatime,jqfmt=vfsv0,usrjquota=aquota.user,grpjquota=aquota.group)
/dev/mmcblk0p2 on /var/folder2ram/var/tmp type ext4 (ro,noatime,nodiratime,errors=remount-ro)
folder2ram on /var/tmp type tmpfs (rw,relatime)
/dev/mmcblk0p2 on /var/folder2ram/var/lib/openmediavault/rrd type ext4 (ro,noatime,nodiratime,errors=remount-ro)
folder2ram on /var/lib/openmediavault/rrd type tmpfs (rw,relatime)
/dev/mmcblk0p2 on /var/folder2ram/var/spool type ext4 (ro,noatime,nodiratime,errors=remount-ro)
folder2ram on /var/spool type tmpfs (rw,relatime)
/dev/mmcblk0p2 on /var/folder2ram/var/lib/rrdcached type ext4 (ro,noatime,nodiratime,errors=remount-ro)
folder2ram on /var/lib/rrdcached type tmpfs (rw,relatime)
/dev/mmcblk0p2 on /var/folder2ram/var/lib/monit type ext4 (ro,noatime,nodiratime,errors=remount-ro)
folder2ram on /var/lib/monit type tmpfs (rw,relatime)
/dev/mmcblk0p2 on /var/folder2ram/var/cache/samba type ext4 (ro,noatime,nodiratime,errors=remount-ro)
folder2ram on /var/cache/samba type tmpfs (rw,relatime)
overlay on /var/lib/docker/overlay2/b43e114d3a3d9bdb4f55fdc98b022ffe9baf0647dfdf02a98c2a84f9f6e481cd/merged type overlay (rw,relatime,lowerdir=/var/lib/docker/overlay2/l/HGTRU6PBS5IHV3UHJ6FLJXHAIQ:/var/lib/docker/overlay2/l/I3RYND6WAMNC4M4WY5AUH6MNDP:/var/lib/docker/overlay2/l/HMNV3LDBBQKLMG5PRII6XX2DCY:/var/lib/docker/overlay2/l/JKFZ753HCNC3ZTH7LAVGHYNZVE,upperdir=/var/lib/docker/overlay2/b43e114d3a3d9bdb4f55fdc98b022ffe9baf0647dfdf02a98c2a84f9f6e481cd/diff,workdir=/var/lib/docker/overlay2/b43e114d3a3d9bdb4f55fdc98b022ffe9baf0647dfdf02a98c2a84f9f6e481cd/work)
overlay on /var/lib/docker/overlay2/84b35d11bc4861c06ade7363f075b4334064b87a4cd75f0f69ade887e1ea180c/merged type overlay (rw,relatime,lowerdir=/var/lib/docker/overlay2/l/AGRDDKAZ6BQZBCY7DCCOYUQLE2:/var/lib/docker/overlay2/l/V5OX47FPL6OS6KNPSNW2QMIZTM:/var/lib/docker/overlay2/l/TWYSEPC3KYQ42BL6LBPQKNJARE:/var/lib/docker/overlay2/l/U2IVPC37XKUQLVH6H3UFMUMYWO:/var/lib/docker/overlay2/l/6P47V6QX44QERX3LAWBOMCBKTQ:/var/lib/docker/overlay2/l/CYORTXR2SAEVZDA2ZTDNPBKEQH:/var/lib/docker/overlay2/l/BXUTWXOPSWO5LGEHKJ5ORRBQWD:/var/lib/docker/overlay2/l/TUF7T7OHVY6KRAQCDKD5Q7NC4L:/var/lib/docker/overlay2/l/66FUMB2W4E4QF33P5LVLTBMRNI:/var/lib/docker/overlay2/l/4DLUFDK63YO5OA6HKLF3U6WZT3,upperdir=/var/lib/docker/overlay2/84b35d11bc4861c06ade7363f075b4334064b87a4cd75f0f69ade887e1ea180c/diff,workdir=/var/lib/docker/overlay2/84b35d11bc4861c06ade7363f075b4334064b87a4cd75f0f69ade887e1ea180c/work)
nsfs on /run/docker/netns/50a12a2167ec type nsfs (rw)
nsfs on /run/docker/netns/30a03ef5b72b type nsfs (rw)
tmpfs on /run/user/0 type tmpfs (rw,nosuid,nodev,relatime,size=378788k,mode=700)
Alles anzeigen