From 8024e4f5a48c6f7ee91b4fc4eecf8d4b11ed94f0 Mon Sep 17 00:00:00 2001
From: yinfeng <wenyinfeng@ruijie.com.cn>
Date: Tue, 11 May 2021 19:57:10 +0800
Subject: [PATCH] fix bug: create queryChan in prepare method

---
 cmd/query_benchmarker_opentsdb/main.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cmd/query_benchmarker_opentsdb/main.go b/cmd/query_benchmarker_opentsdb/main.go
index 9ca61fb0..d75ac44e 100644
--- a/cmd/query_benchmarker_opentsdb/main.go
+++ b/cmd/query_benchmarker_opentsdb/main.go
@@ -67,6 +67,9 @@ func (b *OpenTsdbQueryBenchmarker) Prepare() {
 			}
 		},
 	}
+
+	// Make data and control channels:
+	b.queryChan = make(chan *Query)
 }
 
 func (b *OpenTsdbQueryBenchmarker) GetProcessor() bulk_query.Processor {