Hi Harald,

Thank you for pointing that out. But how would I fix it, since the
xml-files are created and read by sumo.

On Tue, Mar 30, 2021 at 2:09 PM Harald Schaefer <[email protected]> wrote:

> Hi,
>
> there seems to be memory leaks in the context of reading of xml-files.
>
> I have run the scenario twice with a simulation time of 5 resp. 10 seconds:
>
> The output of valgrind (a memory checker under linux) shows an increasing
> number of lost bytes:
>
> valgrind28244.log (5 sceonds)
> ==28244== LEAK SUMMARY:
> ==28244==    definitely lost: 19,592 bytes in 202 blocks
> ==28244==    indirectly lost: 161,667 bytes in 1,437 blocks
> ==28244==      possibly lost: 0 bytes in 0 blocks
> ==28244==    still reachable: 48 bytes in 1 blocks
> ==28244==         suppressed: 0 bytes in 0 blocks
> ==28244== Reachable blocks (those to which a pointer was found) are not
> shown.
> ==28244== To see them, rerun with: --leak-check=full --show-leak-kinds=all
> ==28244==
> ==28244== ERROR SUMMARY: 8 errors from 8 contexts (suppressed: 0 from 0)
>
> valgrind28615.log (10 seconds)
> ==28615== LEAK SUMMARY:
> ==28615==    definitely lost: 38,792 bytes in 402 blocks
> ==28615==    indirectly lost: 257,667 bytes in 2,437 blocks
> ==28615==      possibly lost: 0 bytes in 0 blocks
> ==28615==    still reachable: 48 bytes in 1 blocks
> ==28615==         suppressed: 0 bytes in 0 blocks
> ==28615== Reachable blocks (those to which a pointer was found) are not
> shown.
> ==28615== To see them, rerun with: --leak-check=full --show-leak-kinds=all
> ==28615==
> ==28615== ERROR SUMMARY: 8 errors from 8 contexts (suppressed: 0 from 0)
>
> Attached is the modified py script and the output of valgrind for the last
> run
>
> Greetings, Harald
>
>
> Am 30.03.21 um 19:55 schrieb . Abdullah:
>
> Hi,
>
> I have attached both the .py and .txt files below.
>
> On Tue, Mar 30, 2021 at 4:50 AM <[email protected]> wrote:
>
>> Hi Abdullah,
>>
>>
>>
>> I cannot see your .py file. Would you please send it as a .txt file?
>>
>>
>>
>> Regards,
>>
>> Giuliana
>>
>>
>>
>> *Von:* sumo-user <[email protected]> *Im Auftrag von *.
>> Abdullah
>> *Gesendet:* Montag, 29. März 2021 16:50
>> *An:* Sumo project User discussions <[email protected]>
>> *Betreff:* [sumo-user] Using traci.simulation.loadState increases memory
>> usage
>>
>>
>>
>> Hi,
>>
>>
>>
>> I have noticed that if I use traci.simulation.loadState multiple times
>> then my memory usage increases significantly. I have attached a simple code
>> below, where cars are being added to the network and after every 5 seconds,
>> a state is being saved and loaded back up. If I do this multiple times, it
>> increases my memory usage. You can try the same code again by commenting
>> out line 47 and it will drastically reduce the memory usage. Is there
>> something I am doing wrong and is there a way around this?
>>
>>
>>
>> --
>>
>> Thank you.
>>
>> Abdullah
>> _______________________________________________
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>> [email protected]
>> To unsubscribe from this list, visit
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>>
>
>
> --
> Thank you.
> Abdullah
>
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-- 
Thank you.
Abdullah
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