Hi,

As an interested outside observer of the conversation (I have no 
experience with FTSP), how do you measure the clock skews? What do the 
values in the different columns mean?

Thanks,
Urs

On 10/21/2010 06:17 PM, Sinan Yildirim wrote:
> Hi Janos,
>
> I have done the modifications as you have said and also used the
> NoSleepC component of your implementation in tinyos-2.x-contrib
> repository. But I don't get tight skew values on a line of 5 iris sensor
> nodes.
>
> Here are the results after a 15 minute run:
>
> 1287678021203: [nodeid=0x1] [clock=0x1f3fc724]
> 1287678021250: [nodeid=0x2] [clock=0x1f3fc76a]
> 1287678021294: [nodeid=0x3] [clock=0x1f3fc75d]
> 1287678021350: [nodeid=0x4] [clock=0x1f3fc6ae]
> 1287678021398: [nodeid=0x5] [clock=0x1f3fc47d]
>
> Why am I measuring such big clock skew in this small network?? Any
> suggestions?
>
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