+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-19 09:35:24.760 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-19 09:35:25.045 1 INFO cinder.rpc [None req-f4fcc16a-8e1f-4055-8ddf-dc5b5eedeb82 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-19 09:35:25.048 1 INFO cinder.rpc [None req-f4fcc16a-8e1f-4055-8ddf-dc5b5eedeb82 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-19 09:35:25.050 1 INFO cinder.rpc [None req-f4fcc16a-8e1f-4055-8ddf-dc5b5eedeb82 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-19 09:35:25.052 1 INFO cinder.rpc [None req-f4fcc16a-8e1f-4055-8ddf-dc5b5eedeb82 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-19 09:35:25.055 1 INFO cinder.rpc [None req-f4fcc16a-8e1f-4055-8ddf-dc5b5eedeb82 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-19 09:35:25.058 1 INFO cinder.rpc [None req-f4fcc16a-8e1f-4055-8ddf-dc5b5eedeb82 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-19 09:35:25.141 1 WARNING oslo_config.cfg [None req-f4fcc16a-8e1f-4055-8ddf-dc5b5eedeb82 - - - - - -] 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.
2026-08-19 09:35:25.142 1 WARNING oslo_config.cfg [None req-f4fcc16a-8e1f-4055-8ddf-dc5b5eedeb82 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-19 09:35:25.154 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-08-19 09:35:25.185 1 INFO cinder.backup.manager [None req-18b12a69-68a8-4930-b710-14318d89e5bb - - - - - -] Cleaning up incomplete backup operations.
2026-08-19 09:35:25.240 1 INFO cinder.keymgr.migration [None req-fecd0e0c-7233-4de6-b066-1cfaeacee1d1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.