From: Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Subject: Re: Reminder: spin up REL_11_STABLE on your buildfarm animals
To: =?UTF-8?Q?Mikael_Kjellstr=c3=b6m?= <mikael.kjellstrom@mksoft.nu>,
 Tom Lane <tgl@sss.pgh.pa.us>, buildfarm-members@postgresql.org
References: <71293.1530992999@sss.pgh.pa.us>
 <5efff0db-b252-c974-a8f0-e7e0c3172f2c@2ndQuadrant.com>
 <a2c29dd7-2c16-3bbb-c567-ac5bf94cfeae@mksoft.nu>
Message-ID: <400d7809-1084-d9bf-61f1-bd66d29d3393@2ndQuadrant.com>
Date: Mon, 9 Jul 2018 07:31:36 -0400
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On 07/09/2018 05:35 AM, Mikael Kjellström wrote:
>
> On 2018-07-08 17:52, Andrew Dunstan wrote:
>
>> If you're running the modern way via run_branches.pl with 
>> branches_to_build set to ALL or HEAD_PLUS_LATESTn then this should 
>> just happen without owner intervention when a new branch is created. 
>> So I assume that all these are either running not using 
>> run_branches.pl. or have hardcoded lists of branches in their config 
>> files.
>
> Yes, I am using the run_build.pl on cron-schedule as I run most of the 
> my animals on the same virtualized host and I need to control when 
> different animal/branches builds so they don't overlap.  If I would 
> run run_branches.pl I have no control over how long each run will take 
> and it's hard to schedule.
>
> But I've updated all my animals to include V11 now so they should all 
> report in on the next run.
>


run_branches has a global lock that protects against concurrent runs of 
different animals. You just point all the animals on the machine at the 
same lock directory. I have several machines with this setup. See 
global_lock_dir in the sample config file.

cheers

andrew


-- 
Andrew Dunstan                https://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services