+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-10 02:20:59.723 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-10 02:20:59.933 1 INFO cinder.rpc [None req-02b9855c-bb5d-4b8c-be71-6dd8489fa88b - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-10 02:20:59.935 1 INFO cinder.rpc [None req-02b9855c-bb5d-4b8c-be71-6dd8489fa88b - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-10 02:20:59.938 1 INFO cinder.rpc [None req-02b9855c-bb5d-4b8c-be71-6dd8489fa88b - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-10 02:20:59.940 1 INFO cinder.rpc [None req-02b9855c-bb5d-4b8c-be71-6dd8489fa88b - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-09-10 02:20:59.943 1 INFO cinder.rpc [None req-02b9855c-bb5d-4b8c-be71-6dd8489fa88b - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-10 02:20:59.946 1 INFO cinder.rpc [None req-02b9855c-bb5d-4b8c-be71-6dd8489fa88b - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-10 02:20:59.995 1 WARNING oslo_config.cfg [None req-02b9855c-bb5d-4b8c-be71-6dd8489fa88b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-09-10 02:20:59.996 1 WARNING oslo_config.cfg [None req-02b9855c-bb5d-4b8c-be71-6dd8489fa88b - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-10 02:21:00.004 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-09-10 02:21:00.021 1 INFO cinder.backup.manager [None req-98413aa3-3002-42d0-a8bc-35dfffc51c58 - - - - - -] Cleaning up incomplete backup operations.
2026-09-10 02:21:00.187 1 INFO cinder.keymgr.migration [None req-d575bb02-c03d-4adc-97a3-0f6941b4adf5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.