Re: COPY speedup

I'm doing some more exploration with oprofile...

I've got the glibc-debug package installed (on kubuntu), but oprofile  
doesn't seem to know about it. I wonder what part of glibc gets 60% of the  
run time... do I have to set a magic option in the postgres config ?

samples  %        image name               app name                 symbol  
name
155312   61.7420  libc-2.7.so              libc-2.7.so               
/lib/tls/i686/cmov/libc-2.7.so
35921    14.2799  postgres                 postgres                  
CopyOneRowTo
7485      2.9756  postgres                 postgres                  
CopySendData
5626      2.2365  postgres                 postgres                  
MemoryContextAlloc
5174      2.0568  postgres                 postgres                  
FunctionCall1
5167      2.0541  no-vmlinux               no-vmlinux                
/no-vmlinux
5087      2.0223  postgres                 postgres                  
AllocSetAlloc
4340      1.7253  postgres                 postgres                 int4out
3896      1.5488  postgres                 postgres                  
heap_deform_tuple