[CentOS] Transparent HugePages question

Wed Aug 24 15:12:08 UTC 2016
m.roth at 5-cent.us <m.roth at 5-cent.us>

Laurentiu Soica wrote:
> Hello,
> I have a CentOS 7 installation on baremetal with 2 CPUs, 10 cores each and
> HT enabled, 128 GB RAM.
> The system has transparent hugetables enabled.
> So it turns out that even is I have the THP enabled the pages still have a
> size of 4K .
> Is there any extra setup in order to get 2MB pages ?
Be aware that with transparent huge pages enabled - I'm trying to remember
what error you might get - it may be the "CPU blocked for x 120 seconds",
as it deals with the page.

        mark, back from vacation