Re: Fw: Fw: bad performance on irix - Mailing list pgsql-hackers

From Robert E. Bruccoleri
Subject Re: Fw: Fw: bad performance on irix
Date
Msg-id 200203202152.QAA30172@stone.congenomics.com
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In response to Re: Fw: Fw: bad performance on irix  (Igor Kovalenko <Igor.Kovalenko@motorola.com>)
List pgsql-hackers
Dear Igor,

Igor Kovalenko writes:

> Makes me wonder... perhaps now someone will be convinced to take a look
> at the POSIX IPC patch. On some platforms (not on Linux I am afraid)
> POSIX mutexes might be quite a bit faster than SYSV semaphores.

Yes, but on the SGI platform, the MIPS test_and_set instructions are
really fast and should be used.

+-----------------------------+------------------------------------+
| Robert E. Bruccoleri, Ph.D. | email: bruc@acm.org                |
| P.O. Box 314                | URL:   http://www.congen.com/~bruc |
| Pennington, NJ 08534        |                                    |
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