Re: Hardware suggestions for Linux/PGSQL server
От | Jeff Bohmer |
---|---|
Тема | Re: Hardware suggestions for Linux/PGSQL server |
Дата | |
Msg-id | p04330100bbffb1769b41@[192.168.1.201] обсуждение исходный текст |
Ответ на | Re: Hardware suggestions for Linux/PGSQL server (William Yu <wyu@talisys.com>) |
Список | pgsql-performance |
>Shridhar Daithankar wrote: >> >>FWIW, there are only two pieces of software that need 64bit aware >>for a typical server job. Kernel and glibc. Rest of the apps can do >>fine as 32 bits unless you are oracle and insist on outsmarting OS. >> >>In fact running 32 bit apps on 64 bit OS has plenty of advantages >>like effectively using the cache. Unless you need 64bit, going for >>64bit software is not advised. > >This is a good point. While doing research on this matter a few >months back, I saw comments by people testing 64-bit MySQL that some >operations would run faster and some slower due to the use of 64-bit >datatypes versus 32-bit. The best solution in the end is probably to >run 32-bit Postgres under a 64-bit kernel -- unless your DB tends to >have a lot of 64-bit datatypes. Thanks Shridhar and William, This advice has been very helpful. I would imagine a lot of folks are, or will soon be looking at 32- vs. 64-bit just for memory reasons and not 64-bit apps. - Jeff -- Jeff Bohmer VisionLink, Inc. _________________________________ 303.402.0170 www.visionlink.org _________________________________ People. Tools. Change. Community.
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