+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-06 21:39:22.728 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-06 21:39:23.011 1 INFO cinder.rpc [None req-a6d46d1a-577a-48e5-82c4-b9f2773e026d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-06 21:39:23.014 1 INFO cinder.rpc [None req-a6d46d1a-577a-48e5-82c4-b9f2773e026d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-06 21:39:23.016 1 INFO cinder.rpc [None req-a6d46d1a-577a-48e5-82c4-b9f2773e026d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-06 21:39:23.018 1 INFO cinder.rpc [None req-a6d46d1a-577a-48e5-82c4-b9f2773e026d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-06 21:39:23.020 1 INFO cinder.rpc [None req-a6d46d1a-577a-48e5-82c4-b9f2773e026d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-06 21:39:23.022 1 INFO cinder.rpc [None req-a6d46d1a-577a-48e5-82c4-b9f2773e026d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-06 21:39:23.078 1 WARNING oslo_config.cfg [None req-a6d46d1a-577a-48e5-82c4-b9f2773e026d - - - - - -] 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.
2026-03-06 21:39:23.079 1 WARNING oslo_config.cfg [None req-a6d46d1a-577a-48e5-82c4-b9f2773e026d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-06 21:39:23.087 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-06 21:39:23.113 1 INFO cinder.backup.manager [None req-0d023c7d-1885-444d-9926-9566a358fe49 - - - - - -] Cleaning up incomplete backup operations.
2026-03-06 21:39:23.182 1 INFO cinder.keymgr.migration [None req-40377afe-6945-4e18-9294-3d129c75a5d8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.