[USRP-users] Re: [External] Re: B210 reporting U/O on Ubuntu 22.04

2022-09-09 Thread Johannes Demel
Hi all, there's smth else going on. I tried the UHD-4.1 and UHD-4.1.0.6 branches and all cause these errors. I will investigate this further. I need to switch USRPs and hosts and see how the errors appear/disappear. Cheers Johannes On 07.09.22 19:29, per...@o2.pl wrote: Johannes Demel wrote:

[USRP-users] Re: [External] Re: B210 reporting U/O on Ubuntu 22.04

2022-09-07 Thread perper
Johannes Demel wrote: > Hi all, > > thanks for your suggestions. > > A few more details: > > * Ryzen 5900X CPU > * UHD reports USB 3. With USB2 it would probably fail above \~8MSps. > * Ubuntu 22.04 with GCC 11.2, Python3.10 > > I tried 2TX streams alone at 30.72MSps. works. check. > I tried 2RX s

[USRP-users] Re: [External] Re: B210 reporting U/O on Ubuntu 22.04

2022-09-07 Thread Johannes Demel
Hi all, thanks for your suggestions. A few more details: - Ryzen 5900X CPU - UHD reports USB 3. With USB2 it would probably fail above ~8MSps. - Ubuntu 22.04 with GCC 11.2, Python3.10 I tried 2TX streams alone at 30.72MSps. works. check. I tried 2RX streams alone at 30.72MSps. works. check. I

[USRP-users] Re: [External] Re: B210 reporting U/O on Ubuntu 22.04

2022-09-07 Thread McKnight, Ryan
I have found after much trial and error that adding the arguments “recv_frame_size=8000,num_recv_frames=512” to the device string allows for me to sample at the full 56 Msps rate on the B series devices without any overruns (tested using UHD 4.2.0.1 on both Debian 11 and Arch Linux on various c