[Click] kernel click - packet timestamps

Eddie Kohler kohler at cs.ucla.edu
Thu Mar 23 13:07:48 EST 2006


Have you tried "Print(TIMESTAMP true)"?

How are you generating the packets?  Perhaps their timestamps really are 0 in 
the kernel.  As always we appreciate full configurations.

Eddie


Alastair McKinley wrote:
> Hi everyone,
> 
> I'm having a problem (another one) with packet timestamps at kernel
> level.  I've been trying to print packet timestamps both with the
> standard print element and my own element.  This works fine at userlevel
> with something like:
> 
> 	StringAccum sa;
> 	sa << p->timestamp_anno();
> 	click_chatter("%s",sa.c_str());
> 
> However, when I use the same element in the kernel, all the packet
> timestamps appear to be 0.000.  Can anyone tell me why and what to do
> about it? Or have I missed something?
> 
> Best regards and thanks,
> 
> Alastair
> 
> 
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