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The capsule update log provides information about the start and end of the capsule update. The UEFI firmware processes the capsule, which has the firmware update payload along with the metadata, during the system boot sequence. The following are the sample logs for different stages of the capsule update:

Detect Firmware capsule update

  • Log entry: At the UEFI stage, the capsule loads the mass-storage capsule file capsule1.fv'! and starts to process mass-storage capsule file capsule1.fv'!.
  • Description: The log indicates that the system has detected a capsule. The system triggers and processes the capsule update.
Detect capsule

Firmware backup, update, and post update

  • Log entry:
    1. Phase 1: The firmware entry backup starts and phase 1 is complete.
    2. Phase 2: The firmware entry update starts and phase 2 is complete.
    3. Phase 3: The firmware entry post-update starts and phase 3 is complete.
The system completes the firmware update.
  • Description: The log file provides markers for a successful firmware update and indicates the phases described in the update through it’s entries.
    Firmware update

Delete mass storage capsule file

  • Log entry: Deleting mass-storage in the capsule file: capsule1.fv'!.
  • Description: The system deletes the capsule after processing the firmware update.
Delete capsule