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HPE NVMe EDSFF drives in an HPE ProLiant DL325 Gen11 Server for Cohesity must be powered down before the drive is "Hot-Removed." Removing a powered or active drive can result in a kernel panic.By default, NVMe drives in an HPE ProLiant DL325 Gen11 Server for Cohesity are not connected to a controller. The server BIOS maps the NVMe device as a "PCI-e device."
HPE ProLiant DL325 Gen11 Server for Cohesity.
The following must be considered when replacing a drive in an HPE ProLiant DL325 Gen11 Server for Cohesity cluster:Replace one drive at a time in the cluster.Mark the drive offline in the Cohesity software before replacing it. The process for marking the drive offline verifies the cluster is safe for the drive to go offline.Confirm that the status is "OK TO REMOVE."The iLO 6 has an ability to power down SSD drives. The iLO 6 User Guide describes the drive power down processhere. The screenshot below shows the process:After that, confirm drive LED labeled "2" below is OFF so that it is safe to remove the drive. See details of the drive LEDs below.Item LEDStateDefinition2 Online/ActivitySolid greenThe drive is online and has no activity.Flashing green (4 flashes per second)The drive is operating normally and has activity.OffNo power present.Once the drive is replaced, import the drive into the cluster.
Operating Systems Affected:Not Applicable
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