Re: Memory usage per session
От | AMatveev@bitec.ru |
---|---|
Тема | Re: Memory usage per session |
Дата | |
Msg-id | 836958645.20160708183225@bitec.ru обсуждение исходный текст |
Ответ на | Re: Memory usage per session (Melvin Davidson <melvin6925@gmail.com>) |
Список | pgsql-general |
<span style=" font-family:'courier new'; font-size: 9pt;">Hi<br /><br /> >> >> The test performs about 11K linesof code<br /> >> >> Oracle: about 5M<br /> >> >> postgreSql: about 160М<br /><br /><br /> >Whatis the actual O/S that PostgreSQL is installed on? <br /> >How much total memory is on the server? <br /> >Iwould be very curious about the values you have specified in postgresql.conf?<br /> > Also, what is the exact versionof PostgreSQL you are using?<br /> >What is the total time to complete the test for all 3 DB's?<br /> >The bestI can tell is that with all the unknowns, you are comparing apples to oranges.<br /><br /> There is real problem forus.<br /><span style=" font-family:'verdana';">The PL/pgSQL interpreter parses the function's source text and producesan internal binary instruction tree the first time the function is called (within each session)<span style=" font-family:'timesnew roman'; font-size: 14pt;"> <br /><br /><span style=" font-family:'Courier New'; font-size: 9pt;">Thesize of this instruction tree depends only of postgreSql build.<br /><br /> And size is big, and size is not sharebetween session.<br /><br /> I understand that nobody says: Damn One second I will implement it soon :)<br /><br />Thank all for constructive answers.</span></span></span></span>
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