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[Discuss-gnuradio] gr_vmcircbuf_createfilemapping not available?

From: Brett L. Trotter
Subject: [Discuss-gnuradio] gr_vmcircbuf_createfilemapping not available?
Date: Sat, 26 Jun 2010 13:25:10 -0500
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv: Gecko/20100410 CentOS/3.0.4-2 Lightning/1.0b1 Thunderbird/3.0.4

address@hidden rng2]# usrp_rx_cfile.py -R A:0 -d 4 -g 18 -f 8M -N 1.5M -s
Using RX d'board A: Basic Rx
USB sample rate 16M
gr_vmcircbuf_createfilemapping: createfilemapping is not available

address@hidden rng2]# ls -lh /tmp/brx_8m_d4_g18_1.5msamples-06-26-10_13-22-37
-rw-r--r-- 1 root root 5.8M Jun 26 13:22

It appears I've got data, but what is the vmcircbuf error?

address@hidden rng2]# uname -a
Linux aurora 2.6.18-194.3.1.el5 #1 SMP Sun May 2 04:17:42 EDT 2010
x86_64 x86_64 x86_64 GNU/Linux

address@hidden rng2]# cat /etc/redhat-release
Red Hat Enterprise Linux Client release 5.5 (Tikanga)

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