+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-04-23 12:51:10.998 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-04-23 12:51:11.300 1 INFO cinder.rpc [None req-2f877e4f-d291-4774-98e3-c1a4df56a1e3 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-04-23 12:51:11.303 1 INFO cinder.rpc [None req-2f877e4f-d291-4774-98e3-c1a4df56a1e3 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-04-23 12:51:11.313 1 INFO cinder.rpc [None req-2f877e4f-d291-4774-98e3-c1a4df56a1e3 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-04-23 12:51:11.318 1 INFO cinder.rpc [None req-2f877e4f-d291-4774-98e3-c1a4df56a1e3 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-04-23 12:51:11.322 1 INFO cinder.rpc [None req-2f877e4f-d291-4774-98e3-c1a4df56a1e3 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-04-23 12:51:11.323 1 INFO cinder.rpc [None req-2f877e4f-d291-4774-98e3-c1a4df56a1e3 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-04-23 12:51:11.390 1 WARNING oslo_config.cfg [None req-2f877e4f-d291-4774-98e3-c1a4df56a1e3 - - - - - -] 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.
2026-04-23 12:51:11.391 1 WARNING oslo_config.cfg [None req-2f877e4f-d291-4774-98e3-c1a4df56a1e3 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-04-23 12:51:11.400 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-04-23 12:51:11.424 1 INFO cinder.backup.manager [None req-cf1814a0-f279-4a4e-a638-86233a695f70 - - - - - -] Cleaning up incomplete backup operations.
2026-04-23 12:51:11.489 1 INFO cinder.keymgr.migration [None req-a2dd2441-046f-4088-bbe4-6c2fdaf809a1 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.