Question 1

confluent-kafka-go vs sarama which is better?

Accepted Answer

confluent-kafka-go offers higher performance via librdkafka but requires CGO, while sarama is a pure Go client easier to compile but less optimized for throughput. Choose based on performance needs versus deployment simplicity.

Question 2

how to build confluent-kafka-go for Alpine Linux?

Accepted Answer

Use the -tags musl flag during go build, as specified in the README, because Alpine uses musl libc and prebuilt binaries are provided for this configuration to avoid compatibility issues.

Question 3

how to enable GSSAPI Kerberos in confluent-kafka-go?

Accepted Answer

Install librdkafka manually with GSSAPI support from sources or packages, then build your Go application with -tags dynamic, as per the README's installing librdkafka section for advanced authentication.

Question 4

confluent-kafka-go static build error glibc version

Accepted Answer

Static builds on glibc systems fail due to library dependencies; the README recommends using musl for truly static builds or compiling on a system with an older glibc version to resolve this.

Question 5

how to use confluent-kafka-go with Confluent Cloud?

Accepted Answer

Follow the Confluent Developer guide linked in the README, which provides configuration examples for setting bootstrap.servers and other parameters specific to Confluent Cloud's managed service.

Question 6

confluent-kafka-go FIPS 140-3 compliance how to enable?

Accepted Answer

Build with GOFIPS140=inprocess and run with GODEBUG=fips140=only for Schema Registry operations, as mentioned in the README, ensuring FIPS-validated cryptography for TLS connections.

Confluent Kafka Golang Client

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