Re: [Discuss-gnuradio] How to utilize multi-thread processor

2012-09-02 Thread Tom Rondeau
On Sun, Sep 2, 2012 at 5:22 AM, Qing Yang wrote: > Hi Tom, > > We are profiling our codes on Xeon w3530(8 cores)+12GB memory+N210, and find > some interesting issues. > > 1. The receiver works well at 1MHz sample rate, we see each core is 10%~20% > occupied using system monitor. Once we set sample

Re: [Discuss-gnuradio] How to utilize multi-thread processor

2012-09-02 Thread Qing Yang
Hi Tom, We are profiling our codes on Xeon w3530(8 cores)+12GB memory+N210, and find some interesting issues. 1. The receiver works well at 1MHz sample rate, we see each core is 10%~20% occupied using system monitor. Once we set sample rate larger than 1M (say 2M), the program blocks(no decoding

Re: [Discuss-gnuradio] How to utilize multi-thread processor

2012-08-28 Thread Tom Rondeau
On Mon, Aug 27, 2012 at 7:07 AM, Qing Yang wrote: > Hi there, > > I am currently doing a OFDM transceiver project based on RawOFDM. We want to > implement 20MHz bandwidth transmit/receive, but the RawOFDM code seems to > support only narrow band (<1MHz). Once I set the sample-rate larger than > 1M