refactor join, fix network add; db retry connect; fix port issue; sqlite default

netclient/main.go

@@ -10,7 +10,7 @@ import (
 	"os/signal"
 	"strconv"
 	"syscall"
-
+	"runtime/debug"
 	"github.com/gravitl/netmaker/netclient/command"
 	"github.com/gravitl/netmaker/netclient/config"
 	"github.com/gravitl/netmaker/netclient/local"
@@ -318,6 +318,8 @@ func main() {
 		},
 	}
 
+	setGarbageCollection()
+
 	if netclientutils.IsWindows() {
 		ncwindows.InitWindows()
 	} else {
@@ -364,3 +366,10 @@ func main() {
 		}
 	}
 }
+
+func setGarbageCollection(){
+	_, gcset := os.LookupEnv("GOGC");
+	if !gcset {
+		debug.SetGCPercent(netclientutils.DEFAULT_GC_PERCENT)
+	}
+}