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Re: [Discuss-gnuradio] File Sink slow?
From: |
Eral Türkyilmaz |
Subject: |
Re: [Discuss-gnuradio] File Sink slow? |
Date: |
Wed, 7 Nov 2012 15:36:00 +0000 (UTC) |
User-agent: |
Loom/3.14 (http://gmane.org/) |
<mleech <at> ripnet.com> writes:
> Try re-enabling buffering.
> Try simplifying your flow, so that you're doing less conversion to various
forms -- each of those steps costs some number of operations, and your total
data flow is 4Msps, because you're looking at two channels of 2Msps.
>
>
Ok I tried now to dump both channels directly to a file and turned buffering on
again. (see http://s14.postimage.org/r5ekme5pd/dump_test.jpg)
The whole datarate is now 2*2MS/s = 4 MS/s and the disk writing speed should be
at least 2*2MS/s*4byte/S (I and Q) = 16MB/s. I still get some overruns.
- [Discuss-gnuradio] File Sink slow?, Eral Türkyilmaz, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, mleech, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, Eral Türkyilmaz, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, mleech, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?,
Eral Türkyilmaz <=
- Re: [Discuss-gnuradio] File Sink slow?, mleech, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, Eral Türkyilmaz, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, mleech, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, Eral Türkyilmaz, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, mleech, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, Eral Türkyilmaz, 2012/11/07
- Re: [Discuss-gnuradio] File Sink slow?, Eral Türkyilmaz, 2012/11/07