Return-Path: MIME-Version: 1.0 In-Reply-To: References: <5325267.NxmNQnImGX@ix> From: "Gabriel A. Zorrilla" Date: Mon, 29 Jan 2018 21:52:09 -0300 Message-ID: Subject: Re: lescan stops after 10-15 minutes (bluez 5.48) To: linux-bluetooth@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Found a python library: https://github.com/frawau/aioblescan, same thing, stops after 10 minutes. On Mon, Jan 29, 2018 at 10:16 AM, Gabriel A. Zorrilla wrote: > Hi Symon, > > This started because some Node-Red detect BLE devices but after a few > minutes they stop getting input. Then started to diagnose BLE with > hcitools and the outcome was the same so started to believe a kernel > or controller issue. > > If there is an example of how this API works i'll be charmed to test it. > > Thanks! > > > On Mon, Jan 29, 2018 at 6:16 AM, Szymon Janc wrote: >> Hi Gabriel, >> >> On Sunday, 28 January 2018 20:22:47 CET Gabriel A. Zorrilla wrote: >>> Hello there. I'm really desperate here. I'm trying to work with BLE in >>> my Pi3. When i do: >>> >>> sudo hcitools lescan (with or without -duplicates) the Pi scans >>> normally then stops after about 10-15 minutes. >>> >>> Here I made some btmon dumps: >>> without duplicates: http://termbin.com/ox3z >>> with duplicates: http://termbin.com/6nnn >>> >>> * Pi3 >>> * Raspbian with 4.9.66-v7+ kernel. >>> * Embedded bluetooth. >>> * Compilled bluez 5.48 >>> >>> Don't know what extra info you would need to diagnose this. Perhaps >>> it's a common bug in the Pi3 Raspbian distro, but cant find >>> information about this on the web. Been googling for a week. >>> >>> I really want to make this work, so dont hesitate in asking me some >>> tests and such. >>> >>> Thanks and regards, >> >> You don't want to mix using HCI directly and bluetoothd. Bluetoothd will >> interfere with you accessing controller and this is most likely what you are >> seeing. >> >> Is there a reason for you to use hcitool lescan instead of D-Bus APIs? >> >> -- >> pozdrawiam >> Szymon Janc >> >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html > > > > -- > Gabriel A. Zorrilla -- Gabriel A. Zorrilla