Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Fri, Jun 29, 2012 at 3:52 PM, Andres Freund <andres(at)2ndquadrant(dot)com> wrote:
>> In a *very* quick patch I tested using huge pages/MAP_HUGETLB for the mmap'ed
> So, considering that there is required setup, it seems that the
> obvious thing to do here is add a GUC: huge_tlb_pages (boolean).
> The other alternative is to try with MAP_HUGETLB and, if it fails, try
> again without MAP_HUGETLB.
+1 for not making people configure this manually.
Also, I was under the impression that recent Linux kernels use hugepages
automatically if they can, so I wonder exactly what Andres was testing
regards, tom lane
In response to
pgsql-hackers by date
|Next:||From: Tom Lane||Date: 2012-07-03 03:25:12|
|Subject: Re: Event Triggers reduced, v1|
|Previous:||From: Robert Haas||Date: 2012-07-03 02:56:18|
|Subject: Re: Patch: add conversion from pg_wchar to multibyte|