Re: PostgreSQL for VAX on NetBSD/OpenBSD

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От Robert Haas
Тема Re: PostgreSQL for VAX on NetBSD/OpenBSD
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Msg-id CA+TgmobzXCseKiV6gm-YiwrLqE4YzVg1Sq1mC8cgOv9iQrQm1w@mail.gmail.com
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Ответ на PostgreSQL for VAX on NetBSD/OpenBSD  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: PostgreSQL for VAX on NetBSD/OpenBSD  (Thor Lancelot Simon <tls@panix.com>)
Список pgsql-hackers
On Wed, Jul 16, 2014 at 11:45 PM, Thor Lancelot Simon <tls@panix.com> wrote:
> Well, I have to ask this question: why should there be any "vax-specific
> code"?  What facilities beyond what POSIX with the threading extensions
> offers on a modern system do you really need?  Why?

We have a spinlock implementation.  When spinlocks are not available,
we have to fall back to using semaphores, which is much slower.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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