[Bglug] Grub Question LMDE4

andrew at howlett.net andrew at howlett.net
Wed Jul 15 21:01:51 EDT 2020


If you DO have bad ram, and for whatever reason you can't replace it
(think embedded systems), then you can tell the memory manager not to
use the faulty memory blocks. 



On 2020-07-15 17:52, LP wrote:

> I was changing the grub timeout on Linux Mint Debian Edition 4 when I noticed a strange entry in the Grub file 
> # Uncomment to enable BadRAM filtering, modify to suit your needs 
> # This works with Linux (no patch required) and with any kernel that obtains 
> # the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...) 
> #GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef" 
> Does this mean I have some Defective Ram modules I need to remove ? 
> I will Run Memtest again tonight and check results in morning it passed last time 
> Thanks 
> LP 
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