From 33d4d63acd6e43f052f0b0181e63afe32885d709 Mon Sep 17 00:00:00 2001
From: Eric Coissac <eric@coissac.eu>
Date: Tue, 30 Apr 2024 13:27:19 +0200
Subject: [PATCH] Adds a warning on max-cpu = 1

Former-commit-id: ed02328d7d0e36b7c6b77ea776c0bde7c0eb64f3
---
 pkg/obioptions/options.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkg/obioptions/options.go b/pkg/obioptions/options.go
index 24a4d60..ce9b180 100644
--- a/pkg/obioptions/options.go
+++ b/pkg/obioptions/options.go
@@ -88,7 +88,12 @@ func GenerateOptionParser(optionset ...func(*getoptions.GetOpt)) ArgumentParser
 		}
 
 		// Setup the maximum number of CPU usable by the program
-		runtime.GOMAXPROCS(_MaxAllowedCPU)
+		if _MaxAllowedCPU == 1 {
+			log.Warn("Limitating the Maximum number of CPU to 1 is not recommanded")
+			runtime.GOMAXPROCS(1)
+		} else {
+			runtime.GOMAXPROCS(_MaxAllowedCPU)
+		}
 		if options.Called("max-cpu") {
 			log.Printf("CPU number limited to %d", _MaxAllowedCPU)
 		}