+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-19 10:56:49.053 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-19 10:56:49.317 1 INFO cinder.rpc [None req-5f70a2bb-7b09-42a2-9858-9b7a24062ebc - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-19 10:56:49.320 1 INFO cinder.rpc [None req-5f70a2bb-7b09-42a2-9858-9b7a24062ebc - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-19 10:56:49.322 1 INFO cinder.rpc [None req-5f70a2bb-7b09-42a2-9858-9b7a24062ebc - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-19 10:56:49.324 1 INFO cinder.rpc [None req-5f70a2bb-7b09-42a2-9858-9b7a24062ebc - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-19 10:56:49.327 1 INFO cinder.rpc [None req-5f70a2bb-7b09-42a2-9858-9b7a24062ebc - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-19 10:56:49.329 1 INFO cinder.rpc [None req-5f70a2bb-7b09-42a2-9858-9b7a24062ebc - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-19 10:56:49.390 1 WARNING oslo_config.cfg [None req-5f70a2bb-7b09-42a2-9858-9b7a24062ebc - - - - - -] 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.
2026-09-19 10:56:49.391 1 WARNING oslo_config.cfg [None req-5f70a2bb-7b09-42a2-9858-9b7a24062ebc - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-19 10:56:49.399 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-09-19 10:56:49.422 1 INFO cinder.backup.manager [None req-70a348da-14ca-4fba-a8d1-31806c23d373 - - - - - -] Cleaning up incomplete backup operations.
2026-09-19 10:56:49.472 1 INFO cinder.keymgr.migration [None req-6bb02545-733c-4e83-b230-13dbf1daad4f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.