ESXi console shows:
ESXi 8.0.x
USB device is used for OSData.
SD/USB devices are prone to wear over time and are thus subject to failures, they are not designed for enterprise class use-cases.
Reboot ESXi host.
Broadcom recommends that customers evaluate available options carefully, and plan to use a persistent device for boot.
SD card/USB boot device revised guidance:
https://knowledge.broadcom.com/external/article?legacyId=85685