Crash Error

Sean Cribbs sean at basho.com
Wed Mar 4 10:58:16 EST 2015


We recently saw this on the PB interface as well and have mitigated it [1],
but we have not addressed it on HTTP. In the meantime, I would recommend
changing your health check to use a regular request, for example:

option httpchk /ping

[1] https://github.com/basho/riak_api/pull/54

On Wed, Mar 4, 2015 at 9:46 AM, Jason Ryan <jason.ryan at trustev.com> wrote:

> Hi Sean - yes we are using HAProxy - and there are health checks.
>
> [image: photo]
> *Jason Ryan*
> VP Engineering
>
> Trustev
> Real Time, Online Identity Verification
>
> email: jason.ryan at trustev.com
> skype: jason_j_ryan
> web: www.trustev.com
>
> Trustev Ltd, 2100 Cork Airport Business Park, Cork, Ireland.
>
> On 4 March 2015 at 15:41, Sean Cribbs <sean at basho.com> wrote:
>
>> Are you using a load balancer in front of Riak, like HAProxy, with health
>> checks turned on?
>>
>> On Wed, Mar 4, 2015 at 7:24 AM, Jason Ryan <jason.ryan at trustev.com>
>> wrote:
>>
>>> Hi all,
>>>
>>> We're getting the following crash report messages in the log very
>>> regularly in the last day - it renders our Riak Cluster pretty much
>>> unusable - until we restart Riak on each node. All nodes report the same
>>> type of error.
>>>
>>> 2015-03-04 13:17:43.106 [error] <0.31063.9> CRASH REPORT Process
>>> <0.31063.9> with 0 neighbours crashed with reason: no function clause
>>> matching webmachine_request:peer_from_peername({error,enotconn},
>>> {webmachine_request,{wm_reqstate,#Port<0.89869>,[],undefined,undefined,undefined,{wm_reqdata,'GET',...},...}})
>>> line 150
>>>
>>>
>>> Anyone seen this before, know what the cause might be?
>>>
>>> Thanks,
>>> Jason
>>>
>>> [image: photo]
>>> *Jason Ryan*
>>> VP Engineering
>>>
>>> Trustev
>>> Real Time, Online Identity Verification
>>>
>>> email: jason.ryan at trustev.com
>>> skype: jason_j_ryan
>>> web: www.trustev.com
>>>
>>> Trustev Ltd, 2100 Cork Airport Business Park, Cork, Ireland.
>>>
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>>>
>>
>>
>> --
>> Sean Cribbs <sean at basho.com>
>> Sr. Software Engineer
>> Basho Technologies, Inc.
>> http://basho.com/
>>
>
>
> This message is for the named person's use only. If you received this
> message in error, please immediately delete it and all copies and notify
> the sender. You must not, directly or indirectly, use, disclose,
> distribute, print, or copy any part of this message if you are not the
> intended recipient. Any views expressed in this message are those of the
> individual sender and not Trustev Ltd. Trustev is registered in Ireland
> No. 516425 and trades from 2100 Cork Airport Business Park, Cork, Ireland.
>



-- 
Sean Cribbs <sean at basho.com>
Sr. Software Engineer
Basho Technologies, Inc.
http://basho.com/
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