I suggest two things 1. Post the GODEBUG output here, someone will be able to confirm how much time they GC is using.
2. Use github.com/pkg/profile to generate an execution trace and analyse it with go tool trace. -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.