+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-26 02:06:57.527 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-26 02:06:57.806 1 INFO cinder.rpc [None req-d9f0c209-d946-470a-878c-af70dfb64f43 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-26 02:06:57.810 1 INFO cinder.rpc [None req-d9f0c209-d946-470a-878c-af70dfb64f43 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-02-26 02:06:57.812 1 INFO cinder.rpc [None req-d9f0c209-d946-470a-878c-af70dfb64f43 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-26 02:06:57.815 1 INFO cinder.rpc [None req-d9f0c209-d946-470a-878c-af70dfb64f43 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-02-26 02:06:57.818 1 INFO cinder.rpc [None req-d9f0c209-d946-470a-878c-af70dfb64f43 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-26 02:06:57.821 1 INFO cinder.rpc [None req-d9f0c209-d946-470a-878c-af70dfb64f43 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-26 02:06:57.883 1 WARNING oslo_config.cfg [None req-d9f0c209-d946-470a-878c-af70dfb64f43 - - - - - -] 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.
2026-02-26 02:06:57.885 1 WARNING oslo_config.cfg [None req-d9f0c209-d946-470a-878c-af70dfb64f43 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-26 02:06:57.896 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-02-26 02:06:57.920 1 INFO cinder.backup.manager [None req-d6a1ad81-508d-410f-a6fb-83b2bfef5372 - - - - - -] Cleaning up incomplete backup operations.
2026-02-26 02:06:57.976 1 INFO cinder.keymgr.migration [None req-9dc8490f-9110-428b-a91c-9df0c65ba432 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.