From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <sergepetrenko@tarantool.org>
Received: from smtp59.i.mail.ru (smtp59.i.mail.ru [217.69.128.39])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (No client certificate requested)
 by dev.tarantool.org (Postfix) with ESMTPS id F2C23469719
 for <tarantool-patches@dev.tarantool.org>;
 Wed,  9 Sep 2020 18:51:14 +0300 (MSK)
References: <e1780138abc6226813d4acd3fbd1b57b9977a197.1599422747.git.avtikhon@tarantool.org>
From: Serge Petrenko <sergepetrenko@tarantool.org>
Message-ID: <621652b5-dccd-0fcd-7d40-8ebb5f99e88a@tarantool.org>
Date: Wed, 9 Sep 2020 18:51:13 +0300
MIME-Version: 1.0
In-Reply-To: <e1780138abc6226813d4acd3fbd1b57b9977a197.1599422747.git.avtikhon@tarantool.org>
Content-Type: text/plain; charset="utf-8"; format="flowed"
Content-Transfer-Encoding: 8bit
Content-Language: en-GB
Subject: Re: [Tarantool-patches] [PATCH v1] test: flaky
	replication/bootstrap_leader.test.lua
List-Id: Tarantool development patches <tarantool-patches.dev.tarantool.org>
List-Unsubscribe: <https://lists.tarantool.org/mailman/options/tarantool-patches>, 
 <mailto:tarantool-patches-request@dev.tarantool.org?subject=unsubscribe>
List-Archive: <https://lists.tarantool.org/pipermail/tarantool-patches/>
List-Post: <mailto:tarantool-patches@dev.tarantool.org>
List-Help: <mailto:tarantool-patches-request@dev.tarantool.org?subject=help>
List-Subscribe: <https://lists.tarantool.org/mailman/listinfo/tarantool-patches>, 
 <mailto:tarantool-patches-request@dev.tarantool.org?subject=subscribe>
To: "Alexander V. Tikhonov" <avtikhon@tarantool.org>, Kirill Yukhin <kyukhin@tarantool.org>
Cc: tarantool-patches@dev.tarantool.org


06.09.2020 23:06, Alexander V. Tikhonov пишет:
> Found on heavy loaded hosts the issue:
>
>    --- replication/bootstrap_leader.result	Wed Apr 15 15:47:41 2020
>    +++ var/020_replication/bootstrap_leader.result	Sun Sep  6 21:57:40 2020
>    @@ -52,10 +52,3 @@
>         test_run:cmd("stop server replica"..i.." with cleanup=1")
>         test_run:cmd("delete server replica"..i)
>     end;
>    - | ---
>    - | ...
>    -
>    -test_run:cmd("setopt delimiter ''");
>    - | ---
>    - | - true
>    - | ...
>
> It happened, because the test used static timeouts, which on heavy
> loaded hosts where not tuned for it. To fix the issue the test must
> be run in standalone mode by test-run tool. To make it available the
> test was added to 'fragile' list of its suite configuration file.
>
> Closes #5275


So what exactly  goes wrong here?
Does  test_run itself  hang? Or do any of the replicas?


> ---
>
> Github: https://github.com/tarantool/tarantool/tree/avtikhon/gh-5275-flaky-bootstrap-leader
> Issue: https://github.com/tarantool/tarantool/issues/5275
>
>   test/replication/suite.ini | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/test/replication/suite.ini b/test/replication/suite.ini
> index ab9c3dabd..be3f5b57e 100644
> --- a/test/replication/suite.ini
> +++ b/test/replication/suite.ini
> @@ -24,3 +24,4 @@ fragile = errinj.test.lua            ; gh-3870
>             gh-4605-empty-password.test.lua         ; gh-5030
>             anon.test.lua              ; gh-5058
>             status.test.lua            ; gh-5110
> +          bootstrap_leader.test.lua  ; gh-5275

-- 
Serge Petrenko