hi cephers: I create a rbd volume(image) on Jewel release, when exec rbd map, I got the error message as follows.i can not find any message usage in syslog/kern.log/messages. anyone can share some tips?
----------------------my ceph version-------------------------------------------- root@hzbxs-xzy-ceph-dev-mon:~/ceph-cluster# ceph -v ceph version 10.1.2 (4a2a6f72640d6b74a3bbd92798bb913ed380dcd4) ---------------------system info---------------------------------------------------- root@hzbxs-xzy-ceph-dev-mon:~/ceph-cluster# cat /etc/debian_version 8.4 root@hzbxs-xzy-ceph-dev-mon:~/ceph-cluster# uname -a Linux hzbxs-xzy-ceph-dev-mon 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt25-2 (2016-04-08) x86_64 GNU/Linux ----------------------my screen snap--------------------------------------------- root@hzbxs-xzy-ceph-dev-mon:~/ceph-cluster# ceph osd lspools 2016-04-18 16:24:24.691909 7fb08663b700 -1 WARNING: the following dangerous and experimental features are enabled: bluestore,rocksdb 2016-04-18 16:24:24.701003 7fb08663b700 -1 WARNING: the following dangerous and experimental features are enabled: bluestore,rocksdb 1 rbd, root@hzbxs-xzy-ceph-dev-mon:~/ceph-cluster# rbd --image test_volume info --pool rbd 2016-04-18 16:24:27.396490 7f2156ea2d40 -1 WARNING: the following dangerous and experimental features are enabled: bluestore,rocksdb 2016-04-18 16:24:27.396551 7f2156ea2d40 -1 WARNING: the following dangerous and experimental features are enabled: bluestore,rocksdb 2016-04-18 16:24:27.399508 7f2156ea2d40 -1 WARNING: the following dangerous and experimental features are enabled: bluestore,rocksdb rbd image 'test_volume': size 1024 MB in 256 objects order 22 (4096 kB objects) block_name_prefix: rbd_data.371a6b8b4567 format: 2 features: layering, exclusive-lock, object-map, fast-diff, deep-flatten flags: root@hzbxs-xzy-ceph-dev-mon:~/ceph-cluster# rbd map test_volume --pool rbd 2016-04-18 16:25:02.547462 7f291c173d40 -1 WARNING: the following dangerous and experimental features are enabled: bluestore,rocksdb 2016-04-18 16:25:02.547523 7f291c173d40 -1 WARNING: the following dangerous and experimental features are enabled: bluestore,rocksdb 2016-04-18 16:25:02.550352 7f291c173d40 -1 WARNING: the following dangerous and experimental features are enabled: bluestore,rocksdb rbd: sysfs write failed rbd: map failed: (6) No such device or address root@hzbxs-xzy-ceph-dev-mon:~/ceph-cluster#
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