+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-14 23:36:40.766 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-14 23:36:41.009 1 INFO cinder.rpc [None req-c3127301-3959-4b65-b125-4fca6a295ecc - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-14 23:36:41.015 1 INFO cinder.rpc [None req-c3127301-3959-4b65-b125-4fca6a295ecc - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-14 23:36:41.018 1 INFO cinder.rpc [None req-c3127301-3959-4b65-b125-4fca6a295ecc - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-14 23:36:41.021 1 INFO cinder.rpc [None req-c3127301-3959-4b65-b125-4fca6a295ecc - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-14 23:36:41.025 1 INFO cinder.rpc [None req-c3127301-3959-4b65-b125-4fca6a295ecc - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-14 23:36:41.035 1 INFO cinder.rpc [None req-c3127301-3959-4b65-b125-4fca6a295ecc - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-14 23:36:41.286 1 WARNING oslo_config.cfg [None req-c3127301-3959-4b65-b125-4fca6a295ecc - - - - - -] 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.
2026-08-14 23:36:41.287 1 WARNING oslo_config.cfg [None req-c3127301-3959-4b65-b125-4fca6a295ecc - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-14 23:36:41.299 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-08-14 23:36:41.320 1 INFO cinder.backup.manager [None req-62a814e7-6bbf-4279-9a8a-a34982495af3 - - - - - -] Cleaning up incomplete backup operations.
2026-08-14 23:36:41.391 1 INFO cinder.keymgr.migration [None req-b9877ab1-6066-4e01-b0ce-6da19880aa86 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.