| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)2ndquadrant(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org, Josh Berkus <josh(at)agliodbs(dot)com> |
| Subject: | Re: huge tlb support |
| Date: | 2012-07-03 12:45:40 |
| Message-ID: | CA+TgmoZVU7-PE2RUFAVJ0w9Fkg17RKutyfK9_sawRj8zAemCcw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Jul 3, 2012 at 8:23 AM, Andres Freund <andres(at)2ndquadrant(dot)com> wrote:
> On Tuesday, July 03, 2012 04:49:10 AM Robert Haas wrote:
>> 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.
> What about huge_tlb_pages = off|try|on with try being the default?
That seems reasonable to me.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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