From dad3412826a5c0bc89adeded67c69ab1647b401d Mon Sep 17 00:00:00 2001
From: Dmitry Fedoseev <godrik2003@mail.ru>
Date: Thu, 25 Jun 2026 17:12:45 +0300
Subject: [PATCH] Disable system checks by default in cbuilder base_config

Set `config.checks` to `'off'` in `base_config` to avoid
environment-dependent alerts (THP, readahead) in tests that
use cbuilder.
---
 luatest/cbuilder.lua   | 10 ++++++++++
 test/cbuilder_test.lua |  8 ++++++++
 2 files changed, 18 insertions(+)

diff --git a/luatest/cbuilder.lua b/luatest/cbuilder.lua
index 406c6ff..7f549be 100644
--- a/luatest/cbuilder.lua
+++ b/luatest/cbuilder.lua
@@ -97,6 +97,16 @@ local base_config = {
         -- by half for my test.
         timeout = 0.1,
     },
+    -- Disable system checks by default in tests to avoid
+    -- environment-dependent alerts (THP, readahead, etc.).
+    conditional = {
+        {
+            ['if'] = 'tarantool_version >= 3.8.0',
+            config = {
+                checks = 'off',
+            },
+        },
+    },
 }
 
 function Builder:inherit(object)
diff --git a/test/cbuilder_test.lua b/test/cbuilder_test.lua
index 2324225..ccf586b 100644
--- a/test/cbuilder_test.lua
+++ b/test/cbuilder_test.lua
@@ -15,6 +15,14 @@ local DEFAULT_CONFIG = {
         listen = {{uri = 'unix/:./{{ instance_name }}.iproto'}},
     },
     replication = {timeout = 0.1},
+    conditional = {
+        {
+            ['if'] = 'tarantool_version >= 3.8.0',
+            config = {
+                checks = 'off',
+            },
+        },
+    },
 }
 
 local function merge_config(base, diff)