+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-07-21 13:38:07.838 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-07-21 13:38:08.090 1 INFO cinder.rpc [None req-a0065cc5-6474-491a-981f-d0fcbcc10676 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-07-21 13:38:08.094 1 INFO cinder.rpc [None req-a0065cc5-6474-491a-981f-d0fcbcc10676 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-07-21 13:38:08.097 1 INFO cinder.rpc [None req-a0065cc5-6474-491a-981f-d0fcbcc10676 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-07-21 13:38:08.100 1 INFO cinder.rpc [None req-a0065cc5-6474-491a-981f-d0fcbcc10676 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-07-21 13:38:08.105 1 INFO cinder.rpc [None req-a0065cc5-6474-491a-981f-d0fcbcc10676 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-07-21 13:38:08.110 1 INFO cinder.rpc [None req-a0065cc5-6474-491a-981f-d0fcbcc10676 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-07-21 13:38:08.185 1 WARNING oslo_config.cfg [None req-a0065cc5-6474-491a-981f-d0fcbcc10676 - - - - - -] 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.
2026-07-21 13:38:08.186 1 WARNING oslo_config.cfg [None req-a0065cc5-6474-491a-981f-d0fcbcc10676 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-07-21 13:38:08.197 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.1)
2026-07-21 13:38:08.216 1 INFO cinder.backup.manager [None req-7d2d038c-3731-4fcc-82d3-cc66cefb3175 - - - - - -] Cleaning up incomplete backup operations.
2026-07-21 13:38:08.407 1 INFO cinder.keymgr.migration [None req-d0be1ab5-e56b-4f42-b5da-50032fd73bca - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.