private static void detectGlibc() {
    final ProcessBuilder processBuilder =
        new ProcessBuilder("/bin/bash").command("/usr/bin/ldd", "--version");
    processBuilder.redirectErrorStream(true);

    final StringBuilder rawGlibcVersionBuilder;
    try {
      final Process process = processBuilder.start();
      rawGlibcVersionBuilder = readGlibcVersionStream(process.getInputStream());
    } catch (IOException e) {
      return;
    }

    _glibc = normalizeGLibcVersion(rawGlibcVersionBuilder.toString());
  }
Normalize java version string.

@param javaVersion the java version
@return the string
util/src/main/java/org/hyperledger/besu/util/platform/PlatformDetector.java