Merge pull request #1041 from fengli79/master

Remove the `attempt` base unit for grpc_client_attempt_started metric

Author: fengli79

grpc-client-spring-boot-autoconfigure/src/main/java/net/devh/boot/grpc/client/metrics/MetricsClientInstruments.java

@@ -69,7 +69,6 @@ static MetricsClientMeters newClientMetricsMeters(MeterRegistry registry) {
                 .description(
                         "The total number of RPC attempts started from the client side, including "
                                 + "those that have not completed.")
-                .baseUnit("attempt")
                 .withRegistry(registry));
 
         builder.setSentMessageSizeDistribution(DistributionSummary.builder(

grpc-server-spring-boot-autoconfigure/src/main/java/net/devh/boot/grpc/server/metrics/MetricsServerInstruments.java

@@ -66,7 +66,6 @@ static MetricsServerMeters newServerMetricsMeters(MeterRegistry registry) {
         builder.setServerCallCounter(Counter.builder(SERVER_CALL_STARTED)
                 .description("The total number of RPC attempts started from the server side, including "
                         + "those that have not completed.")
-                .baseUnit("call")
                 .withRegistry(registry));
 
         builder.setSentMessageSizeDistribution(DistributionSummary.builder(