Yes, there are several methods, depending on your ceph version. In Nautilus:
# sda is the SSD (rocksdb) for OSDs 25,26,27
ceph01:~ # ceph device ls-by-host ceph01
DEVICE DEV DAEMONS
EXPECTED FAILURE
SAMSUNG_MZ7KM480HMHQ-00005_S3F4NXMM300851 sda osd.25 osd.26 osd.27
Samsung_SSD_970_EVO_Plus_500GB_S4EVNF0M841184V nvme0n1 osd.15
WDC_WD4003FFBX-68MU3N0_VBG1M2TR sde osd.26
WDC_WD4003FFBX-68MU3N0_VBG1MGER sdd osd.25
WDC_WD4003FFBX-68MU3N0_VBG1MJVR sdf osd.27
# get a list of all devices
ceph01:~ # ceph device ls
# by daemon
ceph01:~ # ceph device ls-by-daemon osd.25
DEVICE HOST:DEV EXPECTED FAILURE
SAMSUNG_MZ7KM480HMHQ-00005_S3F4NXMM300851 ndeceph01:sda
WDC_WD4003FFBX-68MU3N0_VBG1MGER ndeceph01:sdd
# OSD metadata (which you can also see in the dashboard)
ceph01:~ # ceph osd metadata 25 | grep devices
"devices": "sda,sdd",
"objectstore_numa_unknown_devices": "sda,sdd",
# ceph-volume output
ceph01:~ # ceph-volume lvm list | grep -E "osd|block|db"
====== osd.25 ======
[block]
/dev/ceph-3327f6d4-953a-42b1-89c7-78c7dcab43e9/osd-block-104485c6-1a79-40b1-9910-e91ecd9c1dbf
block device
/dev/ceph-3327f6d4-953a-42b1-89c7-78c7dcab43e9/osd-block-104485c6-1a79-40b1-9910-e91ecd9c1dbf
block uuid TwXaDW-8ecv-fX9i-2MIA-yz9j-1gZl-Y3Va77
db device /dev/ceph-journals/bluefsdb-25
db uuid gtkC65-jXyl-bEhe-36wc-CnuN-tFdl-HnLQbo
osd fsid 104485c6-1a79-40b1-9910-e91ecd9c1dbf
osd id 25
type block
[db] /dev/ceph-journals/bluefsdb-25
block device
/dev/ceph-3327f6d4-953a-42b1-89c7-78c7dcab43e9/osd-block-104485c6-1a79-40b1-9910-e91ecd9c1dbf
block uuid TwXaDW-8ecv-fX9i-2MIA-yz9j-1gZl-Y3Va77
db device /dev/ceph-journals/bluefsdb-25
db uuid gtkC65-jXyl-bEhe-36wc-CnuN-tFdl-HnLQbo
osd fsid 104485c6-1a79-40b1-9910-e91ecd9c1dbf
osd id 25
type db
Regards,
Eugen
Zitat von Lindsay Mathieson <lindsay.mathieson@xxxxxxxxx>:
Is there a way to display an OSD's setup - data, data.db and WAL
disks/partitions?
--
Lindsay
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