+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-10-26 19:45:07.711 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-10-26 19:45:07.980 1 INFO cinder.rpc [None req-bc7916a4-c4d7-47cc-a758-b0ec797d0fb0 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-10-26 19:45:07.983 1 INFO cinder.rpc [None req-bc7916a4-c4d7-47cc-a758-b0ec797d0fb0 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-10-26 19:45:07.986 1 INFO cinder.rpc [None req-bc7916a4-c4d7-47cc-a758-b0ec797d0fb0 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-10-26 19:45:07.988 1 INFO cinder.rpc [None req-bc7916a4-c4d7-47cc-a758-b0ec797d0fb0 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-10-26 19:45:07.990 1 INFO cinder.rpc [None req-bc7916a4-c4d7-47cc-a758-b0ec797d0fb0 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-10-26 19:45:07.993 1 INFO cinder.rpc [None req-bc7916a4-c4d7-47cc-a758-b0ec797d0fb0 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-10-26 19:45:08.072 1 WARNING oslo_config.cfg [None req-bc7916a4-c4d7-47cc-a758-b0ec797d0fb0 - - - - - -] 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.
2026-10-26 19:45:08.073 1 WARNING oslo_config.cfg [None req-bc7916a4-c4d7-47cc-a758-b0ec797d0fb0 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-10-26 19:45:08.081 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-10-26 19:45:08.105 1 INFO cinder.backup.manager [None req-aa5fd11d-725b-4b74-a870-2f80fd8c3f78 - - - - - -] Cleaning up incomplete backup operations.
2026-10-26 19:45:08.146 1 INFO cinder.keymgr.migration [None req-9af54b4b-7ae2-422e-b0f2-af715e6ea93d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.