Josh Berkus <[EMAIL PROTECTED]> writes: > I'm wondering if we need specific compile-time switches for Opteron. I know > we got Opteron code tweaks in the last version,
Not in 7.4. There is some marginal hacking in the spinlock code in CVS tip for multi-CPU i386 and x86_64 (viz, add a PAUSE instruction inside the wait loop) but I'm not sure that will have any significance in real life. regards, tom lane ---------------------------(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