|  | @@ -120,7 +120,19 @@ class ChannelzServicer(_channelz_pb2_grpc.ChannelzServicer):
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				|  |  |  def add_channelz_servicer(server):
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				|  |  | -    """Enables Channelz on a server.
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				|  |  | +    """Add Channelz servicer to a server. Channelz servicer is in charge of
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				|  |  | +    pulling information from C-Core for entire process. It will allow the
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				|  |  | +    server to response to Channelz queries.
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				|  |  | +    The Channelz statistic is enabled by default inside C-Core. Whether the
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				|  |  | +    statistic is enabled or not is isolated from adding Channelz servicer.
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				|  |  | +    That means you can query Channelz info with a Channelz-disabled channel,
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				|  |  | +    and you can add Channelz servicer to a Channelz-disabled server.
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				|  |  | +
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				|  |  | +    The Channelz statistic can be enabled or disabled by channel option
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				|  |  | +    'grpc.enable_channelz'. Set to 1 to enable, set to 0 to disable.
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				|  |  | +    This is an EXPERIMENTAL API.
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				|  |  |      Args:
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				|  |  |        server: grpc.Server to which Channelz service will be added.
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