Re: 8.0.1 release performance on Window
"Magnus Hagander" <[email protected]>
| Newsgroups | gmane.comp.db.postgresql.devel.win32 |
|---|---|
| Message-ID | <[email protected]> |
It sounds like you were running without fsync() in the beta4 release. Any chance your config is different? Are your datafiles on the same directory? //Magnus >-----Original Message----- >From: [email protected] >[mailto:[email protected]] On Behalf Of Randy Yu >Sent: den 22 februari 2005 20:13 >To: '[email protected]' >Subject: [pgsql-hackers-win32] 8.0.1 release performance on Window > > >I has been using 8.0.0beta 4 for some performance testing and >have great >result. >After migrated to 8.0.1 release, I saw a drop of 10 fold in >performance. >A large import and update of 10,000 record use to take 1 hr with beta 4 >With 8.0.1 release, it take 10 hours to do the exact same task. >Both install is the default install from PGInstall with no tunning. >Any help in explaining this change in performance will be greatly >appreciated. >Thanks >Randy > > >---------------------------(end of >broadcast)--------------------------- >TIP 9: the planner will ignore your desire to choose an index >scan if your > joining column's datatypes do not match > ---------------------------(end of broadcast)--------------------------- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [email protected] so that your message can get through to the mailing list cleanly