1. You can upgrade the SD card, CPLD, BMC, and BIOS.
2. The total capacity of the /tmp directory to which an upgrade file
is uploaded is .The available capacity is
3. After the BMC is upgraded, it is automatically restarted for the upgrade
to take effect.
4. After the CPLD is upgraded, manually power off and on the compute
node for the upgrade to take effect.
5. To upgrade the BIOS to a different version, the upgrade must be performed
when the compute node is powered off. To upgrade the the BIOS to
the same version as the current version, you can perform the upgrade
when the compute node is powered on. After the upgrade, restart the
compute node for the upgrade to take effect.
6. Do not refresh the page or close the web browser during an upgrade.