OK. I will give it a shot. Which issue did you duplicate (the confusion is my fault for discussing two different issues in the same thread): Issue #1 (NUM_SAMPS_AND_DONE) or Issue #2 (CONTINUOUS)?
Rob On Thu, Sep 6, 2018 at 1:52 PM Michael West <michael.w...@ettus.com> wrote: > Hi Rob, > > Thank you once again. We have reproduced the issue and are working on > tracing down the root cause and fixing the issue. We have confirmed that > the issue exists on 3.13, but we have also confirmed it does not exist on > 3.12.0.0. So, you can use v3.12.0.0 in the meantime. To be sure you are > using the correct FPGA image for v3.12.0.0, be sure to run > 'uhd_images_downloader --refetch'. > > Regards, > Michael > > On Tue, Sep 4, 2018 at 3:21 PM, Rob Kossler via USRP-users < > usrp-users@lists.ettus.com> wrote: > >> Today, I confirmed that this issue exists on the head of 3.13 and 3.12, >> but not 3.11. The example program provided with my previous post can be >> compiled with any of these versions. >> >> Rob >> >> On Fri, Aug 31, 2018 at 12:33 PM Rob Kossler <rkoss...@nd.edu> wrote: >> >>> In this post and one other post, I mentioned two issues I am having >>> related to N310 streaming: >>> >>> 1. With STREAM_MODE_NUM_SAMPS_AND_DONE, sometimes I get a timeout >>> prior to receiving the requested number of samples (this is the issue >>> identified in this post). This may be simply dependent upon the number of >>> samples requested. >>> 2. With STREAM_MODE_START_CONTINUOUS, I get errors with repeated >>> captures such that after several successful captures, I eventually get a >>> streaming timeout and all subsequent captures fail. >>> >>> So, turns out that this issue is bigger for me than I realized. I had a >>> bunch of trouble yesterday while doing some research experimentation. I had >>> selected to go with X310 devices rather than N310 devices because of their >>> relative maturity. Today, I confirmed that my issues yesterday with the >>> X310 are the same as I previously mentioned for the N310 (#2 above). So, >>> perhaps it is an issue with UHD-3.13 (I did not check any other branch). >>> >>> I modified the Ettus "txrx_loopback_to_file.cpp" code to include a "for >>> loop of 50 iterations" and changed the streaming mode to be continuous. >>> The modified source is included as an attachment (a 'diff' of my code to >>> the original with show the minor changes I made). I attached a console log >>> of the output messages when run with my X310 which shows both the command >>> line parameters I used as well as the resulting errors. Note that >>> everything is going as expected through Iteration 5, but starting at >>> Iteration 6, there is no end-of-burst (EOB) and starting at Iteration 8, a >>> timeout occurs prior to receiving any samples. >>> >>> Please let me know if you have any questions. This is a pretty big >>> issue for me and will prevent me from using 3.13 until addressed. >>> >>> Rob >>> >>> >>> On Fri, Aug 24, 2018 at 2:46 PM Rob Kossler <rkoss...@nd.edu> wrote: >>> >>>> Hi, >>>> This post is perhaps a continuation of a previous post "Problems with >>>> MPM 3.13 on N310", but I wanted to change the subject to reflect this >>>> current issue. >>>> >>>> The issue is an Rx streaming timeout. It can be easily duplicated with >>>> a stock Ettus example. Below you will find the console log which includes >>>> the command line parameters. Note the following: >>>> >>>> - I requested 31250 samples >>>> - There is a error "Timeout while streaming" indicated at the end >>>> - The final file size of 119340 indicates that 29835 samples were >>>> received >>>> - I do not have any reason to believe that the specific command >>>> line arguments below are needed to duplicate the issue. I just didn't >>>> bother to try other ones. >>>> >>>> In the other thread, I mentioned that my Rx timeout issue had gone away >>>> after switching to streaming mode STREAM_MODE_NUM_SAMPS_AND_DONE. However, >>>> the issue below occurs when using that mode so it will be a problem for me. >>>> >>>> Let me know if you have any questions. >>>> >>>> Rob >>>> >>>> >>>> irisheyes9@irisheyes9-Z240-SFF:/media/SSD_RAID/multi_pol$ >>>> txrx_loopback_to_file --tx-args="addr=192.168.61.2" >>>> --rx-args="addr=192.168.61.2" --nsamps=31250 --tx-rate=31.25e6 >>>> --rx-rate=31.25e6 --tx-channels=0,1 --rx-channels=2,3 --tx-freq=2500e6 >>>> --rx-freq=2500e6 >>>> >>>> Creating the transmit usrp device with: addr=192.168.61.2... >>>> [INFO] [UHD] linux; GNU C++ version 5.4.0 20160609; Boost_105800; >>>> UHD_3.13.0.2-0-g0ddc19e5 >>>> [INFO] [MPMD] Initializing 1 device(s) in parallel with args: >>>> mgmt_addr=192.168.61.2,type=n3xx,product=n310,serial=315A34B,claimed=False,addr=192.168.61.2 >>>> [INFO] [MPM.PeriphManager] init() called with device args >>>> `mgmt_addr=192.168.61.2,product=n310'. >>>> [INFO] [0/DmaFIFO_0] Initializing block control (NOC ID: >>>> 0xF1F0D00000000004) >>>> [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1320 MB/s) >>>> [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1336 MB/s) >>>> [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1331 MB/s) >>>> [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1349 MB/s) >>>> [INFO] [0/Radio_0] Initializing block control (NOC ID: >>>> 0x12AD100000011312) >>>> [INFO] [0/Radio_1] Initializing block control (NOC ID: >>>> 0x12AD100000011312) >>>> [INFO] [0/DDC_0] Initializing block control (NOC ID: 0xDDC0000000000000) >>>> [INFO] [0/DDC_1] Initializing block control (NOC ID: 0xDDC0000000000000) >>>> [INFO] [0/DUC_0] Initializing block control (NOC ID: 0xD0C0000000000002) >>>> [INFO] [0/DUC_1] Initializing block control (NOC ID: 0xD0C0000000000002) >>>> >>>> Creating the receive usrp device with: addr=192.168.61.2... >>>> Using TX Device: Single USRP: >>>> Device: N300-Series Device >>>> Mboard 0: ni-n3xx-315A34B >>>> RX Channel: 0 >>>> RX DSP: 0 >>>> RX Dboard: A >>>> RX Subdev: Magnesium >>>> RX Channel: 1 >>>> RX DSP: 1 >>>> RX Dboard: A >>>> RX Subdev: Magnesium >>>> RX Channel: 2 >>>> RX DSP: 0 >>>> RX Dboard: B >>>> RX Subdev: Magnesium >>>> RX Channel: 3 >>>> RX DSP: 1 >>>> RX Dboard: B >>>> RX Subdev: Magnesium >>>> TX Channel: 0 >>>> TX DSP: 0 >>>> TX Dboard: A >>>> TX Subdev: Magnesium >>>> TX Channel: 1 >>>> TX DSP: 1 >>>> TX Dboard: A >>>> TX Subdev: Magnesium >>>> TX Channel: 2 >>>> TX DSP: 0 >>>> TX Dboard: B >>>> TX Subdev: Magnesium >>>> TX Channel: 3 >>>> TX DSP: 1 >>>> TX Dboard: B >>>> TX Subdev: Magnesium >>>> >>>> Using RX Device: Single USRP: >>>> Device: N300-Series Device >>>> Mboard 0: ni-n3xx-315A34B >>>> RX Channel: 0 >>>> RX DSP: 0 >>>> RX Dboard: A >>>> RX Subdev: Magnesium >>>> RX Channel: 1 >>>> RX DSP: 1 >>>> RX Dboard: A >>>> RX Subdev: Magnesium >>>> RX Channel: 2 >>>> RX DSP: 0 >>>> RX Dboard: B >>>> RX Subdev: Magnesium >>>> RX Channel: 3 >>>> RX DSP: 1 >>>> RX Dboard: B >>>> RX Subdev: Magnesium >>>> TX Channel: 0 >>>> TX DSP: 0 >>>> TX Dboard: A >>>> TX Subdev: Magnesium >>>> TX Channel: 1 >>>> TX DSP: 1 >>>> TX Dboard: A >>>> TX Subdev: Magnesium >>>> TX Channel: 2 >>>> TX DSP: 0 >>>> TX Dboard: B >>>> TX Subdev: Magnesium >>>> TX Channel: 3 >>>> TX DSP: 1 >>>> TX Dboard: B >>>> TX Subdev: Magnesium >>>> >>>> Setting TX Rate: 31.250000 Msps... >>>> Actual TX Rate: 31.250000 Msps... >>>> >>>> Setting RX Rate: 31.250000 Msps... >>>> Actual RX Rate: 31.250000 Msps... >>>> >>>> Configuring TX Channel 0 >>>> Setting TX Freq: 2500.000000 MHz... >>>> Actual TX Freq: 2500.000000 MHz... >>>> >>>> Configuring TX Channel 1 >>>> Setting TX Freq: 2500.000000 MHz... >>>> Actual TX Freq: 2500.000000 MHz... >>>> >>>> Configuring RX Channel 2 >>>> Setting RX Freq: 2500.000000 MHz... >>>> Actual RX Freq: 2500.000000 MHz... >>>> >>>> Configuring RX Channel 3 >>>> Setting RX Freq: 2500.000000 MHz... >>>> Actual RX Freq: 2500.000000 MHz... >>>> >>>> Checking TX: all_los: locked ... >>>> Checking RX: all_los: locked ... >>>> Setting device timestamp to 0... >>>> Timeout while streaming >>>> >>>> Done! >>>> >>>> irisheyes9@irisheyes9-Z240-SFF:/media/SSD_RAID/multi_pol$ ls -l *.dat >>>> -rw-rw-r-- 1 irisheyes9 irisheyes9 119340 Aug 24 14:33 >>>> usrp_samples.00.dat >>>> -rw-rw-r-- 1 irisheyes9 irisheyes9 119340 Aug 24 14:33 >>>> usrp_samples.01.dat >>>> irisheyes9@irisheyes9-Z240-SFF:/media/SSD_RAID/multi_pol$ >>>> >>>> >> _______________________________________________ >> USRP-users mailing list >> USRP-users@lists.ettus.com >> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >> >> >
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