On Fri, 2007-03-02 at 10:09 +0000, Heikki Linnakangas wrote: > Well, there's one big change: your patch to suppress WAL logging on > tables created in the same transaction.
OK, just checking thats what you meant. > All the page locking related functions account for ~10% in total, > including the LWLockAcquire/Release, Pin/UnBuffer, hash_any and so on. > And then there's all the memcpying... I think its a great spot that PageAddItem() was so bad. I realise I didn't actually look at what it was doing, just looked at ways to avoid doing it on each individual call to the block for each row. -- Simon Riggs EnterpriseDB http://www.enterprisedb.com ---------------------------(end of broadcast)--------------------------- TIP 5: don't forget to increase your free space map settings
