+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-20 19:25:21.844 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-20 19:25:22.125 1 INFO cinder.rpc [None req-399866cc-3ff2-4dfb-b795-ad62760b7f8d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-20 19:25:22.128 1 INFO cinder.rpc [None req-399866cc-3ff2-4dfb-b795-ad62760b7f8d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-20 19:25:22.130 1 INFO cinder.rpc [None req-399866cc-3ff2-4dfb-b795-ad62760b7f8d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-20 19:25:22.133 1 INFO cinder.rpc [None req-399866cc-3ff2-4dfb-b795-ad62760b7f8d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-20 19:25:22.136 1 INFO cinder.rpc [None req-399866cc-3ff2-4dfb-b795-ad62760b7f8d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-20 19:25:22.139 1 INFO cinder.rpc [None req-399866cc-3ff2-4dfb-b795-ad62760b7f8d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-20 19:25:22.216 1 WARNING oslo_config.cfg [None req-399866cc-3ff2-4dfb-b795-ad62760b7f8d - - - - - -] 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.
2026-07-20 19:25:22.217 1 WARNING oslo_config.cfg [None req-399866cc-3ff2-4dfb-b795-ad62760b7f8d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-20 19:25:22.227 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-07-20 19:25:22.257 1 INFO cinder.backup.manager [None req-c269666d-8ba2-4adc-8611-45afc83a0b1c - - - - - -] Cleaning up incomplete backup operations.
2026-07-20 19:25:22.315 1 INFO cinder.keymgr.migration [None req-abfaa252-984a-4068-a410-16185f22a70f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.