GPU Benchmark: Improve error message, since I had forgotten how it works myself...

davidrohr · davidrohr · commit 4ddb0a95e87b · 2023-09-25T21:23:16.000+02:00
diff --git a/GPU/GPUTracking/Benchmark/standalone.cxx b/GPU/GPUTracking/Benchmark/standalone.cxx
@@ -188,7 +188,7 @@ int ReadConfiguration(int argc, char** argv)
     return 1;
   }
   if (configStandalone.proc.doublePipeline && (configStandalone.runs < 4 || !configStandalone.outputcontrolmem)) {
-    printf("Double pipeline mode needs at least 3 runs per event and external output\n");
+    printf("Double pipeline mode needs at least 3 runs per event and external output. To cycle though multiple events, use --preloadEvents and --runs n for n iterations round-robin\n");
     return 1;
   }
   if (configStandalone.TF.bunchSim && configStandalone.TF.nMerge) {

Original file line number	Diff line number	Diff line change
`@@ -188,7 +188,7 @@ int ReadConfiguration(int argc, char** argv)`
`188`	`188`	`return 1;`
`189`	`189`	`}`
`190`	`190`	`if (configStandalone.proc.doublePipeline && (configStandalone.runs < 4 \|\| !configStandalone.outputcontrolmem)) {`
`191`		`- printf("Double pipeline mode needs at least 3 runs per event and external output\n");`
	`191`	`+ printf("Double pipeline mode needs at least 3 runs per event and external output. To cycle though multiple events, use --preloadEvents and --runs n for n iterations round-robin\n");`
`192`	`192`	`return 1;`
`193`	`193`	`}`
`194`	`194`	`if (configStandalone.TF.bunchSim && configStandalone.TF.nMerge) {`