Hi all, Thanks for the tips. ill go through them and come back to you soon.
Best Regards Ihab On 29 August 2016 at 20:53, Ben Hilburn <[email protected]> wrote: > Hi Ihab - > > I recommend checking out this paper on performance counters & ctrlport. > The dependency on `thrift` can be a bit painful, but these are great tools > in GNU Radio for instrumenting your application and optimizing performance. > > http://conferences.sigcomm.org/sigcomm/2013/papers/srif/p65.pdf > > Cheers, > Ben > > On Mon, Aug 29, 2016 at 12:38 PM, Dave NotTelling <[email protected]> > wrote: > >> One way I check for bottlenecks it to run 'top -H' and watch the various >> threads. If you see any one thread pegged at 100% then it needs to be >> optimized. At least that's my method :) >> >> On Mon, Aug 29, 2016 at 9:46 AM, Ihab Zine <[email protected]> wrote: >> >>> Hi Marcus, >>> >>> I have been through the GNU RADIO tutorials , I also dived into adapting >>> gr-dvbt, and it worked for me. But how can i find out where my transceiver >>> BER bottlenecks and where my computational bottlenecks come from? Is the a >>> method or steps i can follow? I need some hints on this. >>> >>> Best Regards >>> Ihab >>> >>> On 24 August 2016 at 15:12, Ihab Zine <[email protected]> wrote: >>> >>>> Hi Ron and Marcus, >>>> >>>> For frequency higher than 6 Ghz, a down converter can be used to over >>>> come this problem. >>>> >>>> for the data rate and bandwidth, the PC i'm using has the following >>>> specifications: >>>> >>>> Architecture: x86_64 >>>> CPU op-mode(s): 32-bit, 64-bit >>>> Byte Order: Little Endian >>>> CPU(s): 20 >>>> On-line CPU(s) list: 0-19 >>>> Thread(s) per core: 2 >>>> Core(s) per socket: 10 >>>> Socket(s): 1 >>>> NUMA node(s): 1 >>>> Vendor ID: GenuineIntel >>>> CPU family: 6 >>>> Model: 63 >>>> Model name: Intel(R) Xeon(R) CPU E5-2660 v3 @ 2.60GHz >>>> Stepping: 2 >>>> CPU MHz: 1553.804 >>>> CPU max MHz: 3300.0000 >>>> CPU min MHz: 1200.0000 >>>> BogoMIPS: 5197.32 >>>> Virtualization: VT-x >>>> L1d cache: 32K >>>> L1i cache: 32K >>>> L2 cache: 256K >>>> L3 cache: 25600K >>>> NUMA node0 CPU(s): 0-19 >>>> >>>> I think it can handle this rate. Please correct me if i'm Wrong. >>>> >>>> i have other questions: >>>> >>>> >>>> - There are (synchronizers, equalizers, channel codes etc) blocks >>>> in the gr-dvbt project why I cant use them? >>>> - when you mentioned channel coding do you mean that i need to >>>> create a new one? and Why would I need it? >>>> - If i need BCH performance Why is difficult to achieve? >>>> - if the data requirement is fine (CPU and etc), what is the best >>>> way to start building the receiver? How can I figure out the blocks >>>> That i >>>> need for this receiver? >>>> >>>> >>>> Regards >>>> Ihab >>>> >>>> >>>> On 23 August 2016 at 14:34, Ihab Zine <[email protected]> wrote: >>>> >>>>> Hi Ron, >>>>> >>>>> 1) Frequency range: 1.5 - 38 GHz >>>>> >>>>> 2) Bandwidth range : 2 - 56 MHz >>>>> >>>>> 3) Modulation : Qpsk - 256 QAM >>>>> >>>>> 4) Data rate range : 150Mbit/s - 326Mbit/s. >>>>> >>>>> 5) Error correction method : i thinks it is FEC. >>>>> >>>>> Ihab >>>>> >>>>> On 22 August 2016 at 12:33, Ihab Zine <[email protected]> wrote: >>>>> >>>>>> Hi All, >>>>>> >>>>>> I'm working on a project using GnuRadio And USRP 205 mini, i'm at the >>>>>> stage where i need to demodulate a microwave link signal. >>>>>> >>>>>> Anyone has an experience with Microwave link or tried to do something >>>>>> similar? >>>>>> Is it possiable to do it in gnuradio? or is there another approaches to >>>>>> do >>>>>> it? >>>>>> >>>>>> I'd appreciate any information you could give me. >>>>>> >>>>>> Thanks >>>>>> Ihab >>>>>> >>>>> >>>>> >>>> >>> >>> _______________________________________________ >>> Discuss-gnuradio mailing list >>> [email protected] >>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >>> >>> >> >> _______________________________________________ >> Discuss-gnuradio mailing list >> [email protected] >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >> >> >
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