+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-15 03:01:17.749 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-15 03:01:17.984 1 INFO cinder.rpc [None req-acd69edd-85eb-41d1-94e2-79dac9a47858 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-15 03:01:17.988 1 INFO cinder.rpc [None req-acd69edd-85eb-41d1-94e2-79dac9a47858 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-15 03:01:17.990 1 INFO cinder.rpc [None req-acd69edd-85eb-41d1-94e2-79dac9a47858 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-15 03:01:17.994 1 INFO cinder.rpc [None req-acd69edd-85eb-41d1-94e2-79dac9a47858 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-15 03:01:17.998 1 INFO cinder.rpc [None req-acd69edd-85eb-41d1-94e2-79dac9a47858 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-15 03:01:18.001 1 INFO cinder.rpc [None req-acd69edd-85eb-41d1-94e2-79dac9a47858 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-15 03:01:18.090 1 WARNING oslo_config.cfg [None req-acd69edd-85eb-41d1-94e2-79dac9a47858 - - - - - -] 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.
2026-08-15 03:01:18.091 1 WARNING oslo_config.cfg [None req-acd69edd-85eb-41d1-94e2-79dac9a47858 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-15 03:01:18.102 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-08-15 03:01:18.121 1 INFO cinder.backup.manager [None req-33bc3287-68c6-45b5-a4b0-f07dbe0699bb - - - - - -] Cleaning up incomplete backup operations.
2026-08-15 03:01:18.330 1 INFO cinder.keymgr.migration [None req-43a8da55-4dda-42a4-aa79-9b46a60fb2e0 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.