[dpdk-dev] [PATCH v2] ci: update arm64 Travis jobs to Graviton2

[Aaron Conole]

Juraj Linkeš <juraj.linkes at pantheon.tech> writes:

>> -----Original Message-----
>> From: Aaron Conole <aconole at redhat.com>
>> Sent: Friday, February 19, 2021 2:27 PM
>> To: Juraj Linkeš <juraj.linkes at pantheon.tech>
>> Cc: thomas at monjalon.net; david.marchand at redhat.com;
>> maicolgabriel at hotmail.com; dev at dpdk.org; Ruifeng.Wang at arm.com;
>> Honnappa.Nagarahalli at arm.com
>> Subject: Re: [PATCH v2] ci: update arm64 Travis jobs to Graviton2
>> 
>> Juraj Linkeš <juraj.linkes at pantheon.tech> writes:
>> 
>> > Instead of using the older platform, use only the newer Graviton2
>> > environment in Travis CI.
>> 
>> Can you expand on this a bit.  Why should we need to use the newer
>> environment?  What problems will occur by using the older environment?
>> 
>
> We're seeing intermittent issues with the environment.
>
> An example run https://travis-ci.com/github/ovsrobot/dpdk/builds/217641063
>
> Issue 1:
> collect2: fatal error: ld terminated with signal 9 [Killed]
>
> This suggest an issue with resources.
>
> Issue 2:
> ticketlock_autotest sometimes times out. This could be due variable
> resource availability in a container environment, but may not be.
>
> There could be other issues, I haven't analysed all of the logs, but
> there are enough to make us want to switch to Graviton2 for all jobs.
>
> We're don't see either issue with the Graviton2 environment (which uses VMs).

I guess it would be good to mention this motivation in the commit
message - otherwise looking at the history we won't understand why we
made this change.

Please post v2 mentioning resource availability issues with travis-ci
using the container infrastructure which don't seem to impact the VM
infrastructure.  I will ACK.

>> I'm not against the change, but I don't understand it.
>> 
>> > Signed-off-by: Juraj Linkeš <juraj.linkes at pantheon.tech>
>> > ---
>>