ab: ignore some block throughput metrics on m8g

roypat · roypat · commit 52ea50795bd8 · 2025-05-02T11:59:07.000Z
block throughput metrics on m8g.metal instances for test scenarios using
the async fio engine and more than 1 vcpu are volatile, so exclude them
from A/B-testing.

Suggested-by: Riccardo Mancini &lt;mancio@amazon.com&gt;
Signed-off-by: Patrick Roy &lt;roypat@amazon.co.uk&gt;
diff --git a/tools/ab_test.py b/tools/ab_test.py
@@ -51,6 +51,9 @@
     {"fio_engine": "libaio", "metric": "clat_write"},
     # boot time metrics
     {"performance_test": "test_boottime", "metric": "resume_time"},
+    # block throughput on m8g
+    {"fio_engine": "libaio", "vcpus": 2, "instance": "m8g.metal-24xl"},
+    {"fio_engine": "libaio", "vcpus": 2, "instance": "m8g.metal-48xl"},
 ]
 
 

Original file line number	Diff line number	Diff line change
`@@ -51,6 +51,9 @@`
`51`	`51`	`{"fio_engine": "libaio", "metric": "clat_write"},`
`52`	`52`	`# boot time metrics`
`53`	`53`	`{"performance_test": "test_boottime", "metric": "resume_time"},`
	`54`	`+ # block throughput on m8g`
	`55`	`+ {"fio_engine": "libaio", "vcpus": 2, "instance": "m8g.metal-24xl"},`
	`56`	`+ {"fio_engine": "libaio", "vcpus": 2, "instance": "m8g.metal-48xl"},`
`54`	`57`	`]`
`55`	`58`
`56`	`59`