+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-06-15 19:32:27.639 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-06-15 19:32:27.951 1 INFO cinder.rpc [None req-350d93c2-8b7e-4039-9da1-f7d50792e35e - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-06-15 19:32:27.954 1 INFO cinder.rpc [None req-350d93c2-8b7e-4039-9da1-f7d50792e35e - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-06-15 19:32:27.957 1 INFO cinder.rpc [None req-350d93c2-8b7e-4039-9da1-f7d50792e35e - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-06-15 19:32:27.959 1 INFO cinder.rpc [None req-350d93c2-8b7e-4039-9da1-f7d50792e35e - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-06-15 19:32:27.962 1 INFO cinder.rpc [None req-350d93c2-8b7e-4039-9da1-f7d50792e35e - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-06-15 19:32:27.965 1 INFO cinder.rpc [None req-350d93c2-8b7e-4039-9da1-f7d50792e35e - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-06-15 19:32:28.035 1 WARNING oslo_config.cfg [None req-350d93c2-8b7e-4039-9da1-f7d50792e35e - - - - - -] 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.
2026-06-15 19:32:28.036 1 WARNING oslo_config.cfg [None req-350d93c2-8b7e-4039-9da1-f7d50792e35e - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-06-15 19:32:28.046 1 INFO cinder.service [-] Starting cinder-backup node (version 26.2.1)
2026-06-15 19:32:28.072 1 INFO cinder.backup.manager [None req-2bc80de4-7614-4471-90c2-c234c1665369 - - - - - -] Cleaning up incomplete backup operations.
2026-06-15 19:32:28.131 1 INFO cinder.keymgr.migration [None req-fddb05b4-0e3a-4d82-a3fd-18b4c363f83f - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.