Maybe a more general abroach is possible.
set :default_exec_options, {in: groups, wait: 2 ...}
and change
https://github.com/capistrano/sshkit/blob/master/lib/sshkit/coordinator.rb
default options accordingly or merge the options into
https://github.com/capistrano/sshkit/blob/master/lib/sshkit/dsl.rb on
option.
regards
dieter
Am Donnerstag, 12. Juni 2014 15:48:44 UTC+2 schrieb Jochen Billen:
>
> Hi
>
> I have create a fork of the capistrano project and made some minor changes
> to support rolling groups. It turns out to work well for our code
> deployments.
>
> You can find the fork at https://github.com/jbillen/capistrano
>
> Throttling the deployment can be achieved by putting following lines in
> config/deploy.rb:
>
> set :rolling_group_size, 5
> set :rolling_group_wait, 2
>
> Best Regards
> Jochen
>
> Op woensdag 21 mei 2014 10:58:06 UTC+2 schreef Jochen Billen:
>>
>> Hi
>>
>> I'm looking into Capistrano (v3) to deploy an PHP application to 100+
>> servers and I'm am concerned that running the 'git update' and 'composer
>> install' task will put to much strain on the infrastructure (git server,
>> SAN environment and network)
>>
>> Is there an easy way to limit the number of hosts to run tasks on in
>> parallel? Or should I override particular tasks which could be to
>> stressful using sshkit's 'on(in: :groups, limit: 2, wait: 5) { ... }'.
>>
>> Best Regards,
>> Jochen Billen
>>
>>
>>
>>
>> Versions:
>>
>> - Ruby: 1.9.2
>> - Capistrano: 3.2.1
>> - Rake: 10.3.1
>>
>> Platform:
>>
>> - Working on: Debian
>> - Deploying to: Debian
>>
>>
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