@Marcus Mueller: But when I run the shown flowgraph it uses only one core. On Tue, May 12, 2015 at 6:48 PM, Marcus Müller <marcus.muel...@ettus.com> wrote:
> What Marcus said; GNU Radio 3.6 with its default scheduler, which is > aptly named thread-per-block scheduler, automatically runs every block in > its own thread, and by default (ie. unless you explicitely specify > affinity) lets the OS handle distribution to CPUs; that's the reason GNU > Radio applications tend to scale very well on multiple CPUs, even if the > algorithms in the individual blocks are not heavily multithreaded. > > Greetings, > Marcus > > > On 05/12/2015 06:33 PM, Marcus D. Leech wrote: > > On 05/12/2015 12:25 PM, Nemanja Savic wrote: > > Hi all guys, > > I have a flowgraph where I have three parallel paths for filtering signal > stored in a file. Here the picture of my flowgraph: > > [image: Inline image 1] > > I use gnuradio 3.6.5.1. When I run the script it uses only one > processor, and since I have 4 cores, I would like to run every of the paths > on another processor. For every filter I do set_processr_affinity[some > number between 0 and ]. When I run the script nothing changes, it still > runs on a single core. Am I missing something with set_processor_affinity > method? > > Best, > > -- > Nemanja Savić > > > _______________________________________________ > Discuss-gnuradio mailing > listDiscuss-gnuradio@gnu.orghttps://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > My guess is that your ~/.gnuradio/config.conf specifies to use the > single-threaded scheduler. > > > > > _______________________________________________ > Discuss-gnuradio mailing > listDiscuss-gnuradio@gnu.orghttps://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > -- Nemanja Savić
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