Re: [HACKERS] RE: [GENERAL] Benchmarking PGSQL against Microsoft SQL 7
От | Thomas G. Lockhart |
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Тема | Re: [HACKERS] RE: [GENERAL] Benchmarking PGSQL against Microsoft SQL 7 |
Дата | |
Msg-id | 3697A55B.2F5CC2BA@alumni.caltech.edu обсуждение исходный текст |
Ответ на | RE: [HACKERS] RE: [GENERAL] Benchmarking PGSQL against Microsoft SQL 7 ("Bryan Field-Elliot" <bryan@silcom.com>) |
Ответы |
Re: [HACKERS] RE: [GENERAL] Benchmarking PGSQL against Microsoft
SQL 7
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Список | pgsql-hackers |
> The last piece is, can PGSQL meet > MSSQL, or at least be in the same ballpark. Yes. Depending on the size of your database and the loading on the web server, I would expect that performance is acceptable now. If you can tell us the approximate size of your intended databases then it is likely others can tell you they are already running something that size. We have a major improvement in table locking for concurrent access coming in the next release (v6.5) which we expect will offer significant improvements in speed in a multi-client environment. afaik we don't have any numbers yet, but I think there are a few folks out there with the right setup to simulate a large number of clients. When Vadim sez "go", we should try running some benchmark comparisons against v6.4. I ran some row inserting benchmarks a year or two ago and (I recall) found that I saw ~50InsertsPerSecond on both my Alpha/DUnix/Ingres installation and on my i686/Linux/Postgres box. These were basically single-client tests. There may be some more info in our mailing list archives. Another performance consideration is that linux takes fewer resources from the machine than does WindowsXX, so you can donate the extra to Postgres ;) - Tom
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