mkdir(path, perm, callback) { callback(enosys()); },
			open(path, flags, mode, callback) { callback(enosys()); },
			read(fd, buffer, offset, length, position, callback) { callback(enosys()); },
			readdir(path, callback) { callback(enosys()); },
			readlink(path, callback) { callback(enosys()); },
			rename(from, to, callback) { callback(enosys()); },
			rmdir(path, callback) { callback(enosys()); },

	// Type '1' to '6' are header-only flags and may not have a data body.
	TypeLink    = '1' // Hard link
	TypeSymlink = '2' // Symbolic link
	TypeChar    = '3' // Character device node
	TypeBlock   = '4' // Block device node
	TypeDir     = '5' // Directory
	TypeFifo    = '6' // FIFO node

	// Type '7' is reserved.
	TypeCont = '7'

	// Type 'x' is used by the PAX format to store key-value records that
	// are only relevant to the next file.

		cat "${WORK_DIR}/dist-minio-server$i.log"
	done
	pkill -9 minio
	echo "FAILED"
	purge "$WORK_DIR"
	exit 1
}

function __init__() {
	echo "Initializing environment"
	mkdir -p "$WORK_DIR"
	mkdir -p "$MINIO_CONFIG_DIR"

	## version is purposefully set to '3' for minio to migrate configuration file

```
wget https://raw.githubusercontent.com/minio/minio/master/docs/tuning/tuned.conf
```

#### Step 2 - install tuned.conf as supported performance profile on all nodes
```
sudo mkdir -p /usr/lib/tuned/minio/
sudo mv tuned.conf /usr/lib/tuned/minio
```

#### Step 3 - to enable minio performance profile on all the nodes
```
sudo tuned-adm profile minio

# 
# This will create a venv with that wheel file installed in it, and a symlink
# in ./venv_and_symlink_name/tensorflow to ./tensorflow. We use this for the
# "pip" tests.

python -m venv /$1
mkdir -p $1
rm -f ./$1/tensorflow
ln -s $(ls /$1/lib) /$1/lib/python3
ln -s ../tensorflow $1/tensorflow
# extglob is necessary for @(a|b) pattern matching
# see "extglob" in the bash manual page ($ man bash)

    INCLUDE("include"), EXCLUDE("exclude")
}

fun prepareTestClassesStep(os: Os, type: TestSplitType, testClasses: List<String>): BuildSteps.() -> Unit {
    val action = type.action
    val unixScript = """
mkdir -p test-splits
rm -rf test-splits/*-test-classes.properties
cat > test-splits/$action-test-classes.properties << EOL
${testClasses.joinToString("\n")}
EOL
echo "Tests to be ${action}d in this build"

		log_begin_msg "Already running."
		log_end_msg 0
		exit 0
	fi

	# Prepare environment
	mkdir -p "$LOG_DIR" "$DATA_DIR" && chown "$FESS_USER":"$FESS_GROUP" "$LOG_DIR" "$DATA_DIR"

	# Ensure that the PID_DIR exists (it is cleaned at OS startup time)
	if [ -n "$PID_DIR" ] && [ ! -e "$PID_DIR" ]; then
		mkdir -p "$PID_DIR" && chown "$FESS_USER":"$FESS_GROUP" "$PID_DIR"
	fi
	if [ -n "$PID_FILE" ] && [ ! -e "$PID_FILE" ]; then

# Create certificates for TLS enabled MinIO
echo -n "Setup certs for MinIO instances ..."
wget -O certgen https://github.com/minio/certgen/releases/latest/download/certgen-linux-amd64 && chmod +x certgen
./certgen --host localhost
mkdir -p /tmp/certs
mv public.crt /tmp/certs || sudo mv public.crt /tmp/certs
mv private.key /tmp/certs || sudo mv private.key /tmp/certs
echo "done"

# Start MinIO instances
echo -n "Starting MinIO instances ..."

        .containsExactly(rootDir, fileA, fileB, dir1, dir2);
  }

  @CanIgnoreReturnValue
  private File newDir(String name) {
    File file = new File(rootDir, name);
    file.mkdir();
    return file;
  }

  @CanIgnoreReturnValue
  private File newFile(String name) throws IOException {
    File file = new File(rootDir, name);
    file.createNewFile();
    return file;
  }

        this.propertiesFile = file;
        if (!this.propertiesFile.exists()) {
            final File parentDir = this.propertiesFile.getParentFile();
            if (!parentDir.exists()) {
                if (!parentDir.mkdir()) {
                    throw new FileAccessException("ECL0109", new Object[] { file.getAbsolutePath() });
                }
            } else if (!parentDir.isDirectory()) {