+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-03-04 06:44:42.632 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-03-04 06:44:42.907 1 INFO cinder.rpc [None req-ddf28772-678e-43eb-8b43-c4966e4215b8 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-03-04 06:44:42.909 1 INFO cinder.rpc [None req-ddf28772-678e-43eb-8b43-c4966e4215b8 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-03-04 06:44:42.912 1 INFO cinder.rpc [None req-ddf28772-678e-43eb-8b43-c4966e4215b8 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-03-04 06:44:42.914 1 INFO cinder.rpc [None req-ddf28772-678e-43eb-8b43-c4966e4215b8 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-03-04 06:44:42.917 1 INFO cinder.rpc [None req-ddf28772-678e-43eb-8b43-c4966e4215b8 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-03-04 06:44:42.920 1 INFO cinder.rpc [None req-ddf28772-678e-43eb-8b43-c4966e4215b8 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-03-04 06:44:42.984 1 WARNING oslo_config.cfg [None req-ddf28772-678e-43eb-8b43-c4966e4215b8 - - - - - -] 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.
2026-03-04 06:44:42.986 1 WARNING oslo_config.cfg [None req-ddf28772-678e-43eb-8b43-c4966e4215b8 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-03-04 06:44:42.995 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-03-04 06:44:43.020 1 INFO cinder.backup.manager [None req-ecf8ba8c-398e-4a3e-94ac-163e9b1fdacf - - - - - -] Cleaning up incomplete backup operations.
2026-03-04 06:44:43.081 1 INFO cinder.keymgr.migration [None req-925b3e58-f750-4602-b413-561e1b1d7f06 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.