NOTE:
The DIMM part numbers and serial numbers are displayed by the command, but truncated from the sample
output below for readability.
#
enclosure show memory
Enclosure 1
Number of DIMMS : 24
Memory Size: 274658 MiB
Locator Speed(MHz) Size(MiB)
------- ---------- ---------
DIMM A1 2666 MHz 16384 MB
DIMM A2 2666 MHz 8192 MB
DIMM A3 2666 MHz 16384 MB
DIMM A4 2666 MHz 8192 MB
DIMM A5 2666 MHz 16384 MB
DIMM A6 2666 MHz 8192 MB
DIMM A7 2666 MHz 8192 MB
DIMM A8 2666 MHz 16384 MB
DIMM A9 2666 MHz 8192 MB
DIMM A10 2666 MHz 16384 MB
DIMM A11 2666 MHz 8192 MB
DIMM A12 2666 MHz 16384 MB
DIMM B1 2666 MHz 16384 MB
DIMM B2 2666 MHz 8192 MB
DIMM B3 2666 MHz 16384 MB
DIMM B4 2666 MHz 8192 MB
DIMM B5 2666 MHz 16384 MB
DIMM B6 2666 MHz 8192 MB
DIMM B7 2666 MHz 8192 MB
DIMM B8 2666 MHz 16384 MB
DIMM B9 2666 MHz 8192 MB
DIMM B10 2666 MHz 16384 MB
DIMM B11 2666 MHz 8192 MB
DIMM B12 2666 MHz 16384 MB
------- ---------- ---------
3. Check for any new DIMM alerts.
Restore the HA configuration
Bring the HA configuration back online after completing the maintenance activity.
About this task
For single node systems, skip these steps.
Steps
1. Run the
ha online
command on the node where the maintenance was performed to bring the HA configuration back
online.
#
ha online
The operation will reboot this node.
Do you want to proceed? (yes|no) [no]: yes
Broadcast message from root (Wed Jul 22 17:03:32 2020):
The system is going down for reboot NOW!
This node is changed to online state.
Node is going down for reboot.
2. Run the
ha status
command to verify that the HA pair is back online, and can failover.
HA System Name: datadomain-ha3a.emc.com
HA System Status: highly available
Node Name Node ID Role HA State
-------------------------- --------- --------- --------
datadomain-ha3a-p0.emc.com 0 standby online
Replace a DIMM
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