+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-17 18:31:58.544 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-17 18:31:58.826 1 INFO cinder.rpc [None req-1cd80148-0c3f-4153-8390-70e9519a13ca - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-17 18:31:58.828 1 INFO cinder.rpc [None req-1cd80148-0c3f-4153-8390-70e9519a13ca - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-17 18:31:58.831 1 INFO cinder.rpc [None req-1cd80148-0c3f-4153-8390-70e9519a13ca - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-17 18:31:58.833 1 INFO cinder.rpc [None req-1cd80148-0c3f-4153-8390-70e9519a13ca - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-17 18:31:58.836 1 INFO cinder.rpc [None req-1cd80148-0c3f-4153-8390-70e9519a13ca - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-17 18:31:58.839 1 INFO cinder.rpc [None req-1cd80148-0c3f-4153-8390-70e9519a13ca - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-17 18:31:58.903 1 WARNING oslo_config.cfg [None req-1cd80148-0c3f-4153-8390-70e9519a13ca - - - - - -] 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.
2026-07-17 18:31:58.904 1 WARNING oslo_config.cfg [None req-1cd80148-0c3f-4153-8390-70e9519a13ca - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-17 18:31:58.914 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-07-17 18:31:58.947 1 INFO cinder.backup.manager [None req-9e318bc7-04e4-4183-b6b1-0b514ab8263c - - - - - -] Cleaning up incomplete backup operations.
2026-07-17 18:31:58.991 1 INFO cinder.keymgr.migration [None req-ec175f57-3b27-459a-b278-4dad9c317092 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.