+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-02 03:49:35.511 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-02 03:49:35.783 1 INFO cinder.rpc [None req-4f2dc93b-3a5f-4006-81d0-d5616bef0667 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-02 03:49:35.785 1 INFO cinder.rpc [None req-4f2dc93b-3a5f-4006-81d0-d5616bef0667 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-02 03:49:35.787 1 INFO cinder.rpc [None req-4f2dc93b-3a5f-4006-81d0-d5616bef0667 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-02 03:49:35.789 1 INFO cinder.rpc [None req-4f2dc93b-3a5f-4006-81d0-d5616bef0667 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-07-02 03:49:35.791 1 INFO cinder.rpc [None req-4f2dc93b-3a5f-4006-81d0-d5616bef0667 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-02 03:49:35.794 1 INFO cinder.rpc [None req-4f2dc93b-3a5f-4006-81d0-d5616bef0667 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-02 03:49:35.851 1 WARNING oslo_config.cfg [None req-4f2dc93b-3a5f-4006-81d0-d5616bef0667 - - - - - -] 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.
2026-07-02 03:49:35.852 1 WARNING oslo_config.cfg [None req-4f2dc93b-3a5f-4006-81d0-d5616bef0667 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-02 03:49:35.861 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-07-02 03:49:35.884 1 INFO cinder.backup.manager [None req-208a8d94-9605-42d5-9659-532af44a3a36 - - - - - -] Cleaning up incomplete backup operations.
2026-07-02 03:49:35.951 1 INFO cinder.keymgr.migration [None req-8d25a147-069e-4aa4-a097-577075f00e80 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.