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| author |  Craig Tiller <ctiller@google.com> | 2017-03-29 09:07:14 -0700 |
|---|---|---|
| committer | Craig Tiller <ctiller@google.com> | 2017-03-29 09:07:14 -0700 |
| commit | d9bc2bf8252c6a29fb7fcc21be22f7ccd285e619 (patch) | |
| tree | e992992b0b9995ccad398f7b7db37ff511d4efe4 /doc/environment_variables.md | |
| parent | 1a7692683fc40579180dee72bb2863a9bca827b6 (diff) | |
| parent | d07275764717272c451ace7d7bd10c8d9a51ab6a (diff) | |
Merge github.com:grpc/grpc into atomic-timers
Diffstat (limited to 'doc/environment_variables.md')
| -rw-r--r-- | doc/environment_variables.md | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/environment_variables.md b/doc/environment_variables.md index a92cadd8fc..47efb3a1d8 100644 --- a/doc/environment_variables.md +++ b/doc/environment_variables.md @@ -70,3 +70,11 @@ some configuration as environment variables that can be set. - DEBUG - log all gRPC messages - INFO - log INFO and ERROR message - ERROR - log only errors + +* GRPC_DNS_RESOLVER + 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: + - native (default)- a DNS resolver based around getaddrinfo(), creates a new thread to + perform name resolution + - ares - a DNS resolver based around the c-ares library |