+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-14 23:22:28.634 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-14 23:22:28.860 1 INFO cinder.rpc [None req-ffcc5e0e-6eb7-48c5-814c-46e1b52c0c58 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-14 23:22:28.863 1 INFO cinder.rpc [None req-ffcc5e0e-6eb7-48c5-814c-46e1b52c0c58 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-14 23:22:28.865 1 INFO cinder.rpc [None req-ffcc5e0e-6eb7-48c5-814c-46e1b52c0c58 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-14 23:22:28.869 1 INFO cinder.rpc [None req-ffcc5e0e-6eb7-48c5-814c-46e1b52c0c58 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-14 23:22:28.872 1 INFO cinder.rpc [None req-ffcc5e0e-6eb7-48c5-814c-46e1b52c0c58 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-14 23:22:28.875 1 INFO cinder.rpc [None req-ffcc5e0e-6eb7-48c5-814c-46e1b52c0c58 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-14 23:22:29.006 1 WARNING oslo_config.cfg [None req-ffcc5e0e-6eb7-48c5-814c-46e1b52c0c58 - - - - - -] 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.
2026-07-14 23:22:29.007 1 WARNING oslo_config.cfg [None req-ffcc5e0e-6eb7-48c5-814c-46e1b52c0c58 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-14 23:22:29.017 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-07-14 23:22:29.034 1 INFO cinder.backup.manager [None req-df91ae6c-59d4-464f-af60-a508a6b650a4 - - - - - -] Cleaning up incomplete backup operations.
2026-07-14 23:22:29.107 1 INFO cinder.keymgr.migration [None req-ff745b83-622d-4d2f-b176-2f96419234d8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.