hard20 pts · first answer countshash-mapgoconcurrency

Concurrent writes to a Go map

A Go service updates a plain map from several goroutines and crashes with "fatal error: concurrent map writes". What is the fix?

A.Recover from the panic and continueB.Guard the map with a sync.Mutex, or use sync.MapC.Make the map larger with make(map, n)D.Use a pointer to the map instead

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Concurrent writes to a Go map

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