Re: Slow connections on Win 7
От | Sam Gendler |
---|---|
Тема | Re: Slow connections on Win 7 |
Дата | |
Msg-id | 86B1976C-59AF-48C9-A9C0-D4188E56B647@ideasculptor.com обсуждение исходный текст |
Ответ на | Slow connections on Win 7 (John Kasarda <jbk@ValidAndRobust.com>) |
Список | pgsql-performance |
I know nothing about running PostgreSQL in windows, but slowness in establishing connections on a particular host that isn'treplicable elsewhere is very often the result of something doing reverse DNS lookups on a server when accepting newconnections. Perhaps the client you are connecting from isn't set up to be resolvable via reverse dns? Maybe look in thedocs for a way to disable reverse lookups on new connections? This is pure guesswork but may give you something to investigatewhile you wait for a response from someone more knowledgable on your specific problem Sent from my iPhone On Dec 30, 2012, at 6:03 PM, John Kasarda <jbk@ValidAndRobust.com> wrote: > I have been running Postgresql 9.2 under VMWare/WinXP-32bit, and it works really well. > > I finally decided to move to my host - Win 7 Ultimate 64bit - and installed the 64bit version with same config as the 32bit. When I tried to run it, it was extremely slow connecting to a 4 table database I use as a test when starting a server. In pgAdminIII, any attempt to open the W7 hosted database takes 15-20 seconds. Ditto to open a table. > > I created a connection to the server in the VMWare/XP system, and performance was close to immediate. > > I then removed the 64bit version, and installed the 32bit version on W7. > > Same results. > > So this looks like I've got something messed up on W7. > > Any ideas? > > TIA. > > > -- > John Kasarda, CFPIM, Jonah > Valid & Robust, Inc >
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