Messages in this thread | | | From | Andy Lutomirski <> | Date | Mon, 5 Jan 2015 11:50:04 -0800 | Subject | Re: DRAM unreliable under specific access patern |
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On Mon, Jan 5, 2015 at 11:23 AM, One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk> wrote: >> In the meantime, I created test that actually uses physical memory, >> 8MB apart, as described in some footnote. It is attached. It should >> work, but it needs boot with specific config options and specific >> kernel parameters. > > Why not just use hugepages. You know the alignment guarantees for 1GB > pages and that means you don't even need to be root > > In fact - should we be disabling 1GB huge page support by default at this > point, at least on non ECC boxes ?
Can you actually damage anyone else's data using a 1 GB hugepage?
--Andy
> > Alan
-- Andy Lutomirski AMA Capital Management, LLC
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