how to check which ram slots are used: How to Check Motherboard Compatibility with Graphic Card?. One RAM slot is not working - only beeping. which slot do you put fabric softener in Android-cwin01.
I know how to check how many PCI
slots are not used yet on my server, by using dmidecode and looking for
Available slots: # dmidecode [...] Handle 0x0014, DMI ...
So my two DDR4 RAM which are same in everything, used to work together before, but all of a sudden they are not working together.