The earliest we tested deployment of Optane DIMM servers was RedHat 7.6. In 7.6 release notes: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.6_release_notes/new_features_hardware_enablement
Looks like 7.5 may not fully support Optane DIMMs. From: Damir Krstic <damir.krs...@gmail.com> Sent: Tuesday, June 22, 2021 9:29 AM To: xCAT Users Mailing list <xcat-user@lists.sourceforge.net> Subject: [External] [xcat-user] xcat deployment of sr630 with optane Hello, Trying to deploy RH7.5 on an SR630 with Optane fails with various UDEV timeout errors. Has anyone had any luck deploying Optane servers using xCAT? Our version of xCAT is: [root@qmgt3 ~]# rpm -qa |grep -i xcat xCAT-client-2.15-snap201911041517.noarch xCAT-2.15-snap201911041517.x86_64 xCAT-buildkit-2.15-snap201911041517.noarch xCAT-genesis-scripts-x86_64-2.15-snap201911041517.noarch grub2-xcat-2.02-0.76.el7.1.snap201905160255.noarch xCAT-genesis-base-x86_64-2.14.5-snap201811190037.noarch xCAT-genesis-base-ppc64-2.14.5-snap201811160710.noarch elilo-xcat-3.14-4.noarch syslinux-xcat-3.86-2.noarch xCAT-probe-2.15-snap201911041517.noarch ipmitool-xcat-1.8.18-0.x86_64 perl-xCAT-2.15-snap201911041517.noarch xCAT-genesis-scripts-ppc64-2.15-snap201911041517.noarch xCAT-server-2.15-snap201911041517.noarch Thanks, Damir
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