+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-11 06:02:45.132 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-11 06:02:45.365 1 INFO cinder.rpc [None req-0477fa69-cb36-43fd-8ee8-0fa6430c735a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-11 06:02:45.370 1 INFO cinder.rpc [None req-0477fa69-cb36-43fd-8ee8-0fa6430c735a - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-05-11 06:02:45.376 1 INFO cinder.rpc [None req-0477fa69-cb36-43fd-8ee8-0fa6430c735a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-11 06:02:45.379 1 INFO cinder.rpc [None req-0477fa69-cb36-43fd-8ee8-0fa6430c735a - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-05-11 06:02:45.382 1 INFO cinder.rpc [None req-0477fa69-cb36-43fd-8ee8-0fa6430c735a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-11 06:02:45.385 1 INFO cinder.rpc [None req-0477fa69-cb36-43fd-8ee8-0fa6430c735a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-11 06:02:45.442 1 WARNING oslo_config.cfg [None req-0477fa69-cb36-43fd-8ee8-0fa6430c735a - - - - - -] 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.
2026-05-11 06:02:45.444 1 WARNING oslo_config.cfg [None req-0477fa69-cb36-43fd-8ee8-0fa6430c735a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-11 06:02:45.456 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-05-11 06:02:45.475 1 INFO cinder.backup.manager [None req-ffc4386f-2172-4417-94c9-5222e18ec804 - - - - - -] Cleaning up incomplete backup operations.
2026-05-11 06:02:45.691 1 INFO cinder.keymgr.migration [None req-827d0951-fb33-4d6c-990c-70a7cc14f885 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.