Formatting the embedded NAND flash of HPE Proliant servers is recommended in article c04996097. This procedure is recommended if you see in the iLO GUI the follwing errors: "Embedded Flash/SD-CARD Degraded", embedded media manager failed initialization, the iLO works slowly, or you are unable to collect AHS log.
Advisory:
https://support.hpe.com/hpsc/doc/publ...
Intelligent Provisioning for Gen9 Servers
https://support.hpe.com/hpsc/swd/publ...
Intelligent Provisioning for Gen8 Servers:
https://support.hpe.com/hpsc/swd/publ...
HP Lights-Out Configuration Utility:
https://support.hpe.com/hpsc/swd/publ...