>
> i was using systemd with 3.14 but the kernel is not stable it was
> rebooting alot that's why i upgraded to 4.1. unfortunately i can't delete
> systemd because all the applications i developed on my OS are using systemd.
>
> do you have any other suggestions?
>

I gave you another suggestion. However I was assuming you upgraded to
Jessies, and not just did a kernel upgrade. Do what RObert suggested, and
see which modules you have loaded in 3.14 and compare to 4.1.x

On Wed, Jun 29, 2016 at 3:06 PM, Tamer Alamiri <[email protected]>
wrote:

> i was using systemd with 3.14 but the kernel is not stable it was
> rebooting alot that's why i upgraded to 4.1. unfortunately i can't delete
> systemd because all the applications i developed on my OS are using systemd.
>
> do you have any other suggestions?
>
> On Wednesday, June 29, 2016 at 5:01:08 PM UTC-5, William Hermans wrote:
>>
>> It probably has to do with the differences between Wheezy, and Jessies,
>> which namely is systemd in Jessie versus sysv in Wheezy.
>>
>> So how I personally fix this is install sysv, and remove systemd, but
>> that might not be best for everyone.  So you'll have to figure out how to
>> setup a systemd service for your serial devices.
>>
>> On Wed, Jun 29, 2016 at 2:36 PM, Tamer Alamiri <[email protected]>
>> wrote:
>>
>>> hello all,
>>> after upgrading the linux kernel from 3.14 to 4.1 on BBB the *ttyUSBx*
>>> devices are not appearing.
>>> what should i active or change when i build the kernel to make
>>> */dev/serial/by-id* */dev/serial/by-path* generate again when i connect
>>> a 3G modem or weather station to my BBB?
>>> or is there anything i can do manually to fix this issue?
>>> i tried both kernels in
>>> https://github.com/RobertCNelson/bb-kernel
>>> https://github.com/beagleboard/linux
>>>
>>> but no difference
>>>
>>> Regards,
>>> Tamer
>>>
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