Hi Guys,
on my pretty good Pi5 running Pi5OS Debian 1:6.18.50-1+rpt1 (2026-09-11) aarch64 , Kernel 6.18.50+rpt-rpi-2712 Ceph cannot create OSDs.
Here is my lsblk:
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
loop0 7:0 0 2G 0 loop
sda 8:0 0 1.8T 0 disk
mmcblk0 179:0 0 953.7G 0 disk
├─mmcblk0p1 179:1 0 512M 0 part /boot/firmware
└─mmcblk0p2 179:2 0 953.2G 0 part /
zram0 254:0 0 2G 0 disk [SWAP]
nvme0n1 259:0 0 465.8G 0 disk
nvme1n1 259:1 0 465.8G 0 disk
and:
ceph-volume lvm create --data /dev/nvme0n1
stderr: 2026-10-11T20:58:02.292+0200 7fff731e89e0 -1 bluestore(/var/lib/ceph/osd/ceph-0//block) No valid bdev label found
stderr: 2026-10-11T20:58:02.368+0200 7fff731e89e0 -1 bluestore(/var/lib/ceph/osd/ceph-0/) _read_fsid unparsable uuid
stderr: ./src/os/bluestore/BlueFS.cc: In function 'void BlueFS::append_try_flush(FileWriter*, const char*, size_t)' thread 7fff6907c0e0 time 2026-10-11T20:58:03.147304+0200
stderr: ./src/os/bluestore/BlueFS.cc: 4088: FAILED ceph_assert(p2aligned(pos1 ^ pos2, ceph::_page_size))
stderr: ceph version 20.2.4 (4302593b7d5304637a99b628879b32886b798252) tentacle (stable - None)
stderr: 1: (ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x144) [0x55559c8566a0]
stderr: 2: (BlueFS::append_try_flush(BlueFS::FileWriter*, char const*, unsigned long)+0x23c) [0x55559d012ec0]
stderr: 3: (BlueRocksWritableFile::Append(rocksdb::Slice const&)+0x20) [0x55559d02fda0]
stderr: 4: /usr/bin/ceph-osd(+0x1576258) [0x55559d7a6258]
...
RuntimeError: Command failed with exit code 250: /usr/bin/ceph-osd --cluster ceph --osd-objectstore bluestore --mkfs -i 0 --monmap /var/lib/ceph/osd/ceph-0/activate.monmap --bdev-enable-discard false --keyfile - --osd-data /var/lib/ceph/osd/ceph-0/ --osd-uuid 16333169-3a0d-4685-b00c-e5eabad873cb --setuser ceph --setgroup ceph
Weeks ago there was no Problem with Ceph 20.2.2.
Please help.
Thanks a lot
on my pretty good Pi5 running Pi5OS Debian 1:6.18.50-1+rpt1 (2026-09-11) aarch64 , Kernel 6.18.50+rpt-rpi-2712 Ceph cannot create OSDs.
Here is my lsblk:
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
loop0 7:0 0 2G 0 loop
sda 8:0 0 1.8T 0 disk
mmcblk0 179:0 0 953.7G 0 disk
├─mmcblk0p1 179:1 0 512M 0 part /boot/firmware
└─mmcblk0p2 179:2 0 953.2G 0 part /
zram0 254:0 0 2G 0 disk [SWAP]
nvme0n1 259:0 0 465.8G 0 disk
nvme1n1 259:1 0 465.8G 0 disk
and:
ceph-volume lvm create --data /dev/nvme0n1
stderr: 2026-10-11T20:58:02.292+0200 7fff731e89e0 -1 bluestore(/var/lib/ceph/osd/ceph-0//block) No valid bdev label found
stderr: 2026-10-11T20:58:02.368+0200 7fff731e89e0 -1 bluestore(/var/lib/ceph/osd/ceph-0/) _read_fsid unparsable uuid
stderr: ./src/os/bluestore/BlueFS.cc: In function 'void BlueFS::append_try_flush(FileWriter*, const char*, size_t)' thread 7fff6907c0e0 time 2026-10-11T20:58:03.147304+0200
stderr: ./src/os/bluestore/BlueFS.cc: 4088: FAILED ceph_assert(p2aligned(pos1 ^ pos2, ceph::_page_size))
stderr: ceph version 20.2.4 (4302593b7d5304637a99b628879b32886b798252) tentacle (stable - None)
stderr: 1: (ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x144) [0x55559c8566a0]
stderr: 2: (BlueFS::append_try_flush(BlueFS::FileWriter*, char const*, unsigned long)+0x23c) [0x55559d012ec0]
stderr: 3: (BlueRocksWritableFile::Append(rocksdb::Slice const&)+0x20) [0x55559d02fda0]
stderr: 4: /usr/bin/ceph-osd(+0x1576258) [0x55559d7a6258]
...
RuntimeError: Command failed with exit code 250: /usr/bin/ceph-osd --cluster ceph --osd-objectstore bluestore --mkfs -i 0 --monmap /var/lib/ceph/osd/ceph-0/activate.monmap --bdev-enable-discard false --keyfile - --osd-data /var/lib/ceph/osd/ceph-0/ --osd-uuid 16333169-3a0d-4685-b00c-e5eabad873cb --setuser ceph --setgroup ceph
Weeks ago there was no Problem with Ceph 20.2.2.
Please help.
Thanks a lot