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6. Follow the slot combination in DCPMM installation rules to install all the DCPMMs and DRAM memory
modules.
7. Disable security on all the installed DCPMMs (see "Configuring DC Persistent Memory Module
(DCPMM)" on page 94).
8. Make sure the DCPMM firmware is the latest version. If not, update it to the latest version (see
).
update)
9. Configure DCPMMs so that the capacity is available for use (see "Configuring DC Persistent Memory
Module (DCPMM)" on page 94.
Adding memory modules with DCPMMs
Follow the instructions in this section to add memory modules to the existing configuration with DCPMMs.
If DCPMMs are already installed and configured in the system, complete the following steps to add new
memory modules.
1. Update the system firmware to the latest version (see "Updating firmware" on page 34).
2. Consider the following DCPMM requirements before acquiring new DCPMM units.
• All the DCPMMs that are installed must be of the same part number.
• All the DRAM DIMMs that are installed must be of the same type, rank, and capacity with minimum
capacity of 16 GB. It is recommended to use Lenovo DRAM DIMMs of the same part number.
3. See "Memory module installation rules" in ThinkSystem SR630 Maintenance Manual to determine the
new configuration, and acquire memory modules accordingly.
4. If the DCPMMs are in Memory Mode and will stay in Memory Mode after new units are installed, follow
the combination in Memory Mode to install the new modules in the correct slots. Otherwise, go to the
next step.
5. Make sure to back up the stored data.
6. If the App Direct capacity is interleaved:
a. Delete all the created namspaces and filesystems in the operating system.
b. Perform secure erase on all the DCPMMs that are installed. Go to Intel Optane DCPMMs ➙
Security ➙ Press to Secure Erase to perform secure erase.
Note: If one or more DCPMMs are secured with passphrase, make sure security of every unit is
disabled before performing secure erase. In case the passphrase is lost or forgotten, contact Lenovo
service.
7. Follow the slot combination in "Memory module installation rules" in ThinkSystem SR630 Maintenance
Manual to install all the DCPMMs and DRAM DIMMs.
8. Disable security on all the installed DCPMMs (see "Configuring DC Persistent Memory Module
(DCPMM)" on page 94).
9. Make sure the DCPMM firmware is the latest version. If not, update it to the latest version (see
sysmgt.lenovofiles.com/help/topic/com.lenovo.lxca.doc/update_fw.html
10. Configure DCPMMs so that the capacity is available for use (see "Configuring DC Persistent Memory
Module (DCPMM)" on page 94).
11. Restore the data that have been backed up.
Configuring DC Persistent Memory Module (DCPMM)
Follow the instructions in this section to configure DCPMMs and DRAM DIMMs.
ThinkAgile MX Certified Node Small FactorThinkAgile MX1021User Guide
94
).
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