Cache subsequent glob calls

Author: thlassche

lib/internal/Magento/Framework/Filesystem/Glob.php

@@ -14,6 +14,7 @@
  */
 class Glob extends LaminasGlob
 {
+    protected static $cache = [];
     /**
      * Find pathnames matching a pattern.
      *
@@ -24,11 +25,16 @@ class Glob extends LaminasGlob
      */
     public static function glob($pattern, $flags = 0, $forceFallback = false)
     {
+        $key = $pattern . '|' . $flags . '|' . ($forceFallback ? 1 : 0);
+        if (isset(self::$cache[$key])) {
+            return self::$cache[$key];
+        }
         try {
             $result = LaminasGlob::glob($pattern, $flags, $forceFallback);
         } catch (LaminasRuntimeException $e) {
             $result = [];
         }
+        self::$cache[$key] = $result;
         return $result;
     }
 }