Re: OSX & Performance
От | Tom Lane |
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Тема | Re: OSX & Performance |
Дата | |
Msg-id | 26476.1125259249@sss.pgh.pa.us обсуждение исходный текст |
Ответ на | OSX & Performance (Jeff Trout <threshar@torgo.978.org>) |
Ответы |
Re: OSX & Performance
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Список | pgsql-performance |
Jeff Trout <threshar@torgo.978.org> writes: > Tracking ti down a bit timestamp_cmp_internal (The btree was made of > a timestamp & and int) was taking a large amount of time - > specifically all the calls it makes to isnan(x). 14.1% in __isnand Hmm, can you provide a test case for other people to poke at? > Also, two things to note, one of which is quite important: On tiger > (10.4) PG compiles with NO OPTIMIZATION. Probably a template file > needs to be updated. > Panther seems to compile with -O2 though. I see -O2 when building PG (CVS tip) on a fully up-to-date 10.4.2 machine. Maybe something odd in your environment, like a preset CFLAGS setting? regards, tom lane
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