[Arm-dev] Again - Re: System hung yesterday
Robert Moskowitz
rgm at htt-consult.com
Mon Feb 6 17:27:20 UTC 2017
yum update does not pick up the new 4.4.42 kernel. Fabian Arrotin put
it at:
https://armv7.dev.centos.org/repodir/arm-kernels/4.4.42-202/
Ah, I figured it out. Add this as the baseurl in the
CentOS-armhfp-kernel.repo.
So I will reboot with the new kernel and see how it goes.
On 02/06/2017 12:19 PM, Nicolas Repentin wrote:
>
> Hello
>
> If a newer package exists for kernel, you should have it with yum update.
>
> For my part I don't have freezes using 4.2 from the original image.
> With pcduino3 nano, or bananapi, I always got freezes on 4.4, with no
> more info like you.
>
>
> Le 06/02/2017 à 18:17, Robert Moskowitz a écrit :
>> Looks like it ran for 3 hours before hanging. This time the last
>> message was:
>>
>> Feb 6 11:01:02 medon systemd: Removed slice user-0.slice.
>> Feb 6 11:01:02 medon systemd: Stopping user-0.slice.
>>
>>
>> Someone please chime in on how to upgrade the kernel. It has not been
>> pushed to the kernel repo,,,
>>
>> On 02/06/2017 09:01 AM, Robert Moskowitz wrote:
>>> Looks like I am running 4.4.34-201
>>>
>>> Dec 05 15:56:36 Installed: kernel-4.4.34-201.el7.armv7hl
>>>
>>> back on 1/29 there was an email about 4.4.42-202, but not how to
>>> upgrade to this kernel...
>>>
>>> On 02/06/2017 08:52 AM, Nicolas Repentin wrote:
>>>> Hello
>>>>
>>>> On my side I got a lot of freezes when I use a 4.4 kernel.. maybe
>>>> the same for you ?
>>>>
>>>>
>>>> Le 6 février 2017 14:16:46 GMT+01:00, Robert Moskowitz
>>>> <rgm at htt-consult.com> a écrit :
>>>>
>>>> My server hung yesterday. I did not notice it; at this stage in the
>>>> game, I should be much more aware...
>>>>
>>>> I looked into /var/log/messages and my last entry was:
>>>>
>>>> Feb 5 15:03:46 medon kernel: conntrack: generic helper won't handle
>>>> protocol 47
>>>> . Please consider loading the specific helper module.
>>>>
>>>> So I don't know if someone knocked me over with a GRE based attack, if
>>>> the drive is bad, if the board is bad, or the OS has a problem.
>>>>
>>>> So simple things to start with. I see an earlier GRE warning in messages:
>>>>
>>>> Feb 5 03:29:49 medon kernel: conntrack: generic helper won't handle
>>>> protocol 47. Please consider loading the specific helper module.
>>>>
>>>> So it is probably not a stack problem with attacking GRE bots. BTW, is
>>>> there some 'easy' way to just block these?
>>>>
>>>> As to the drive: Is there some way to run a SMART? check on the drive?
>>>>
>>>> Can't really tell too well if it is a board problem other than to watch
>>>> more closely to see how things go, is there anywhere else I should look
>>>> to find the problem?
>>>>
>>>> thanks
>>>>
>>>> ------------------------------------------------------------------------
>>>>
>>>> Arm-dev mailing list
>>>> Arm-dev at centos.org
>>>> https://lists.centos.org/mailman/listinfo/arm-dev
>>>>
>>>> -- Nicolas
>>>>
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