From f47c9635f0ea406b85f9b0d11549c55baf4c583a Mon Sep 17 00:00:00 2001 From: Yuchen Zeng Date: Fri, 18 Nov 2016 20:41:20 -0800 Subject: Address reivew comments --- doc/environment_variables.md | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'doc/environment_variables.md') diff --git a/doc/environment_variables.md b/doc/environment_variables.md index 6c13015baa..9222cc305c 100644 --- a/doc/environment_variables.md +++ b/doc/environment_variables.md @@ -67,7 +67,9 @@ some configuration as environment variables that can be set. - ERROR - log only errors * GRPC_DNS_RESOLVER - Declares which DNS resolver to use. Available DNS resolver include: + Declares which DNS resolver to use. The default is ares if gRPC is built with + c-ares support. Otherwise, the value of this environment variable is ignored. + Available DNS resolver include: - ares (default) - a DNS resolver based around the c-ares library - native - a DNS resolver based around getaddrinfo(), creates a new thread to perform name resolution -- cgit v1.2.3