Re: [ADMIN] pgbench Windows outperforms Debian in Write tests while Debian is faster in SELECT only tests

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От Tom Lane
Тема Re: [ADMIN] pgbench Windows outperforms Debian in Write tests while Debian is faster in SELECT only tests
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Msg-id 31836.1496045941@sss.pgh.pa.us
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Ответ на [ADMIN] pgbench Windows outperforms Debian in Write tests while Debian is faster in SELECT only tests  ("Klaus P. Pieper" <kpi6288@gmail.com>)
Ответы Re: [ADMIN] pgbench Windows outperforms Debian in Write tests while Debian is faster in SELECT only tests  ("Klaus P. Pieper" <kpi6288@gmail.com>)
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"Klaus P. Pieper" <kpi6288@gmail.com> writes:
> How can Windows outperform Debian by a factor of 2?

Are you sure you have Windows configured to fsync properly?
Not waiting for writes to hit disk would be a really easy
explanation for a discrepancy of this kind.

            regards, tom lane

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