+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-26 00:43:04.756 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-26 00:43:05.034 1 INFO cinder.rpc [None req-33960f55-4d0b-404d-83d1-128dacd3026a - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-26 00:43:05.037 1 INFO cinder.rpc [None req-33960f55-4d0b-404d-83d1-128dacd3026a - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-26 00:43:05.040 1 INFO cinder.rpc [None req-33960f55-4d0b-404d-83d1-128dacd3026a - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-26 00:43:05.043 1 INFO cinder.rpc [None req-33960f55-4d0b-404d-83d1-128dacd3026a - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-26 00:43:05.046 1 INFO cinder.rpc [None req-33960f55-4d0b-404d-83d1-128dacd3026a - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-26 00:43:05.051 1 INFO cinder.rpc [None req-33960f55-4d0b-404d-83d1-128dacd3026a - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-26 00:43:05.126 1 WARNING oslo_config.cfg [None req-33960f55-4d0b-404d-83d1-128dacd3026a - - - - - -] 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.
2026-08-26 00:43:05.128 1 WARNING oslo_config.cfg [None req-33960f55-4d0b-404d-83d1-128dacd3026a - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-26 00:43:05.141 1 INFO cinder.service [-] Starting cinder-backup node (version 22.3.7)
2026-08-26 00:43:05.160 1 INFO cinder.backup.manager [None req-aa7c7e2c-5e77-4f94-935d-21edbb1769b9 - - - - - -] Cleaning up incomplete backup operations.
2026-08-26 00:43:05.392 1 INFO cinder.keymgr.migration [None req-82087038-98b3-4a37-821a-df56d6b267f8 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.