From d9f12731e1dfd5a30a6b664fafec531c81fb20b7 Mon Sep 17 00:00:00 2001
From: Ben Toogood <ben@micro.mu>
Date: Thu, 30 Jan 2020 07:53:31 +0000
Subject: [PATCH] Fix null tracer bug

---
 config/cmd/cmd.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/config/cmd/cmd.go b/config/cmd/cmd.go
index 6972a8c0..e4e09f56 100644
--- a/config/cmd/cmd.go
+++ b/config/cmd/cmd.go
@@ -217,6 +217,7 @@ var (
 			Name:    "tracer",
 			EnvVars: []string{"MICRO_TRACER"},
 			Usage:   "Tracer for distributed tracing, e.g. memory, jaeger",
+			Value:   "memory",
 		},
 		&cli.StringFlag{
 			Name:    "tracer_address",