Re: [ros-users] Memory leak with hokuyo_node and gmapping

Hi Dave,

thank you for the fix. We did our tests before this update, but today I
checked out the newest version of p2os :-).

Sabrina

David Feil-Seifer schrieb:
> Sabrina-
>
> This fix has been added into the p2os package as well, as of v52. The
> p2os node should be fully compatible with gmapping node now (we've
> tested it with our Pioneer 2s).
>
> -Dave
>
> On Thu, May 20, 2010 at 4:06 AM, Sabrina Kliegl <skliegl@zitmail.upb.de> wrote:
>> Hi everybody,
>>
>> some time ago we could fix the problem with the memory leak:
>> On the real robot we use the p2os package for our P3AT. In the sip.h (of
>> p2os) there are two initialized variables x_offset and y_offset. Thus
>> the initial values of the odometry data of the robot are always very big
>> random numbers.
>>
>> On startup gmapping initializes the maps according to these odometry
>> values and thus it tries to build a very big map (eating all the
>> memory). To solve the problem, we initialized x_offset and y_offset with
>> 0. Now gmapping is running with p2os on the real robot as well as in our
>> simulation (almost ;-)).
>>
>> Regards,
>> Sabrina
>>
>>
>>
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