>From comment #5, i was able to make changes persistent with access='shared':
<memory model='nvdimm' access='shared'> <source> <path>/tmp/.nbdpath1.2898617</path> </source> <target> <size unit='KiB'>1048576</size> <node>0</node> <label> <size unit='KiB'>256</size> </label> </target> <address type='dimm' slot='0'/> </memory> so now backing files are updated (and can even be shared among 2 vms). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1855177 Title: QEMU emulated nvdimm regions alignment need (128MB) or ndctl create- namespace namespace1.0 might fail To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1855177/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs