Change how to set maxprocs with a revert function.

app.go

@@ -11,6 +11,7 @@ import (
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
 	"github.com/spf13/viper"
+	"go.uber.org/automaxprocs/maxprocs"
 )
 
 const (
@@ -30,6 +31,13 @@ func run() error {
 	// Create a logger
 	logger := log.New(os.Stdout, "", log.LstdFlags)
 
+	// Configure max processes
+	undoFn, err := maxprocs.Set()
+	if err != nil {
+		logger.Printf("Unable to set max procs: %s -- will continue without setting them", err)
+		undoFn()
+	}
+
 	// Create a piped reader/writer for logging
 	// then intercept logging statements as they
 	// come to prepend dates

main.go

@@ -3,8 +3,6 @@ package main
 import (
 	"fmt"
 	"os"
-
-	_ "go.uber.org/automaxprocs"
 )
 
 func main() {