+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-22 15:06:18.260 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-22 15:06:18.543 1 INFO cinder.rpc [None req-0bd04543-42a2-4709-94cb-86eb56a5745d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-22 15:06:18.545 1 INFO cinder.rpc [None req-0bd04543-42a2-4709-94cb-86eb56a5745d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-22 15:06:18.547 1 INFO cinder.rpc [None req-0bd04543-42a2-4709-94cb-86eb56a5745d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-22 15:06:18.550 1 INFO cinder.rpc [None req-0bd04543-42a2-4709-94cb-86eb56a5745d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-22 15:06:18.552 1 INFO cinder.rpc [None req-0bd04543-42a2-4709-94cb-86eb56a5745d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-22 15:06:18.554 1 INFO cinder.rpc [None req-0bd04543-42a2-4709-94cb-86eb56a5745d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-22 15:06:18.612 1 WARNING oslo_config.cfg [None req-0bd04543-42a2-4709-94cb-86eb56a5745d - - - - - -] 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.
2026-08-22 15:06:18.613 1 WARNING oslo_config.cfg [None req-0bd04543-42a2-4709-94cb-86eb56a5745d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-22 15:06:18.622 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-08-22 15:06:18.645 1 INFO cinder.backup.manager [None req-b468b3d9-9490-41c6-bdf8-de01b10afb62 - - - - - -] Cleaning up incomplete backup operations.
2026-08-22 15:06:18.699 1 INFO cinder.keymgr.migration [None req-4cfb822f-bfe4-4c90-8392-994e016b1e5d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.