Re: call graph problem

[Philippe E. <ph...@wa...>]

On Tue, 27 Jul 2004 at 22:32 +0000, Li Zhao wrote:

> Hi, 
> I have a problem with call graph. I installed the
> latest Oprofile on a Linux 2.6 kernel (with all the
> patches). The call graph I got only have "one level"
> like the following:
> self  %  child  %  image name  app name      symbol
> name
> 5  3.5e-04  0   0  vmlinux     vmlinux   unlock_page
> -----------------------------------------------------
> 4  2.8e-04  0   0  vmlinux     vmlinux  
> add_to_page_cache
> -----------------------------------------------------
> ...
> Every section has only one line.
> Did I miss something?
> Thanks for your help. 

did you set max callgraph depth to a non zero value ?
$ opcontrol -c 32

regards,
Phe