[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Discuss-gnuradio] PDU_to_tagged_stream consumes 100% CPU even thoug
Re: [Discuss-gnuradio] PDU_to_tagged_stream consumes 100% CPU even though it is throttled!
Thu, 15 Jan 2015 08:09:13 -0800
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0
On 01/15/2015 12:59 AM, Sylvain Munaut wrote:
> To me it look like all it's missing is a
> basic_block::delete_head_blocking with a timeout. Then the
> pdu_to_tagged_stream_impl::calculate_output_stream_length could just
> use that with a reasonably small timeout (like 100ms or so) so that it
> waits on a message but if none comes, it still handout control back to
> the caller from time to time (which I think is required for stop() to
> Is there anything that wouldn't work with this approach ?
A change to a blocking call with a timeout would work as a "short" term fix.
The longer term proper fix requires a scheduler change as outlined in a
that email Stephan Ludwig asked about. It's in a long list of things
Tom and I are organizing for 3.8 scheduler work.
Johnathan Corgan, Corgan Labs
SDR/DSP Training and Consulting Services
Description: OpenPGP digital signature
Re: [Discuss-gnuradio] PDU_to_tagged_stream consumes 100% CPU even though it is throttled!, Marcus Müller, 2015/01/15