On 05/15/2016 11:35 AM, [email protected] wrote: > Thank you for testing! > > What distribution are you using?
The test unit was Ubuntu 14.04.4 with not-quite-vanilla mainline kernel. > duminică, 15 mai 2016, 07:54:55 UTC+3, Peter Hurley a scris: > > On 05/14/2016 08:49 AM, [email protected] <javascript:> wrote: > > That's right, I forgot about start/stop bits. > > > > Do 4.x kernels still have this limitation? > > A quick i/o test on 4.6.0-rc7 showed no difference in throughput > between 4096-byte reads and 68-byte reads @ 1.5Mbaud in raw mode. > > Both averaged around 144Kchars/sec, or 96% b/w saturation, on > a not loaded BBB. > > NB: the i/o test ran on a single BBB with uart4 sender > to uart5 receiver. IOW, I would expect similar results at > full-duplex. > > Regards, > Peter Hurley > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/5738F447.6060800%40hurleysoftware.com. For more options, visit https://groups.google.com/d/optout.
