+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-09 06:47:33.002 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-09 06:47:33.304 1 INFO cinder.rpc [None req-9603af22-f278-4b76-95f1-dde3fbc12092 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-09 06:47:33.307 1 INFO cinder.rpc [None req-9603af22-f278-4b76-95f1-dde3fbc12092 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-09 06:47:33.309 1 INFO cinder.rpc [None req-9603af22-f278-4b76-95f1-dde3fbc12092 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-09 06:47:33.311 1 INFO cinder.rpc [None req-9603af22-f278-4b76-95f1-dde3fbc12092 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-09 06:47:33.315 1 INFO cinder.rpc [None req-9603af22-f278-4b76-95f1-dde3fbc12092 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-09 06:47:33.319 1 INFO cinder.rpc [None req-9603af22-f278-4b76-95f1-dde3fbc12092 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-09 06:47:33.378 1 WARNING oslo_config.cfg [None req-9603af22-f278-4b76-95f1-dde3fbc12092 - - - - - -] 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.
2026-09-09 06:47:33.379 1 WARNING oslo_config.cfg [None req-9603af22-f278-4b76-95f1-dde3fbc12092 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-09 06:47:33.388 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-09 06:47:33.418 1 INFO cinder.backup.manager [None req-e2b11329-247f-4c88-99d1-26d24cb053e9 - - - - - -] Cleaning up incomplete backup operations.
2026-09-09 06:47:33.465 1 INFO cinder.keymgr.migration [None req-7a763f5f-763d-4208-b195-f7c017a737d8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.