From 80304b59626c2cf2d9cbe3ba39058b9dfd22ddd9 Mon Sep 17 00:00:00 2001
From: alesapin <alesapin@gmail.com>
Date: Wed, 24 Jul 2024 15:13:10 +0200
Subject: [PATCH] Less memory-intensive fill queries for decimal aggregates

---
 tests/performance/decimal_aggregates.xml | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/tests/performance/decimal_aggregates.xml b/tests/performance/decimal_aggregates.xml
index ec88be0124f..724d0c5d0e6 100644
--- a/tests/performance/decimal_aggregates.xml
+++ b/tests/performance/decimal_aggregates.xml
@@ -4,8 +4,13 @@
     </settings>
 
     <create_query>CREATE TABLE t (x UInt64, d32 Decimal32(3), d64 Decimal64(4), d128 Decimal128(5)) ENGINE = Memory</create_query>
-    <!-- use less threads to save memory -->
-    <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(500000000) SETTINGS max_threads = 8</fill_query>
+    <!-- use less threads and several queries to save memory -->
+    <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(100000000) SETTINGS max_threads = 2</fill_query>
+    <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(100000000, 100000000) SETTINGS max_threads = 2</fill_query>
+    <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(200000000, 100000000) SETTINGS max_threads = 2</fill_query>
+    <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(300000000, 100000000) SETTINGS max_threads = 2</fill_query>
+    <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(400000000, 100000000) SETTINGS max_threads = 2</fill_query>
+
     <drop_query>DROP TABLE IF EXISTS t</drop_query>
 
     <query>SELECT min(d32), max(d32), argMin(x, d32), argMax(x, d32) FROM t</query>