0x00, 0x00, 0x00, 0x0a, 0x0f, 0xca, 0xf6, 0x63,
				0x0c, 0x00, 0x03, 0x00, 0x00, 0x09, 0x0e, 0x06,
				0xf6, 0xda, 0xcd, 0xd1, 0x08, 0x00, 0x04, 0x00,
				0x00, 0x00, 0x00, 0x01, 0x0c, 0x00, 0x00, 0x01,
				0x02, 0x03, 0x0e, 0x3f, 0xf6, 0xda, 0xcd, 0xd1,
			},
			expected: &Counter{Name: "metric-1", Packets: 43214632547, Bytes: 2548697864523217},
		},
	}
	for _, tc := range testCases {

	}
	defer syscall.Close(fd)

	buf := bytes.Repeat([]byte{0xCD}, direntBufSize)
	for {
		n, err := syscall.ReadDirent(fd, buf)
		if err == syscall.EINVAL {
			// On linux, 'man getdents64' says that EINVAL indicates “result buffer is too small”.
			// Try a bigger buffer.
			t.Logf("ReadDirent: %v; retrying with larger buffer", err)
			buf = bytes.Repeat([]byte{0xCD}, len(buf)*2)
			continue
		}
		if err != nil {

	{"%10x", []byte{0xab, 0xcd}, "      abcd"},
	{"% 10x", []byte{0xab, 0xcd}, "     ab cd"},
	{"%#10x", []byte{0xab, 0xcd}, "    0xabcd"},
	{"%# 10x", []byte{0xab, 0xcd}, " 0xab 0xcd"},
	{"%010x", []byte{0xab, 0xcd}, "000000abcd"},
	{"% 010x", []byte{0xab, 0xcd}, "00000ab cd"},
	{"%#010x", []byte{0xab, 0xcd}, "00000xabcd"},
	{"%# 010x", []byte{0xab, 0xcd}, "00xab 0xcd"},
	{"%-10X", []byte{0xab}, "AB        "},

	0xd1, 0x8f, 0xc0, 0x57, 0xe0, 0xa3, 0x70, 0x62, 0x8f, 0xe5, 0x56, 0x71, 0x88, 0x58, 0xf3, 0x2d,
	0x38, 0x21, 0x8f, 0x9d, 0x17, 0x27, 0x0e, 0xcd, 0x72, 0xe8, 0xcd, 0xf3, 0xcc, 0xf3, 0xff, 0x3d,
	0xf3, 0xbc, 0xcc, 0x24, 0xe8, 0xc3, 0x8b, 0x63, 0x49, 0xb8, 0xb0, 0x58, 0xc8, 0xad, 0x50, 0x78,
	0xdc, 0x19, 0x5b, 0xa3, 0x23, 0x6b, 0x00, 0x01, 0x44, 0x4c, 0x81, 0x4b, 0xc2, 0x48, 0x28, 0x81,

	0xb9, 0xac, 0x47, 0xde, 0x36, 0x67, 0x84, 0xb0, 0x97, 0x0a, 0x4a, 0xe3, 0xb2, 0x1a, 0xf3, 0x88,
	0x05, 0x0b, 0x53, 0x2f, 0xb5, 0xe7, 0xf9, 0x6a, 0xd0, 0x1b, 0xef, 0xcd, 0x7e, 0xad, 0x06, 0x27,
	0xcd, 0x1b, 0x80, 0xf6, 0x31, 0xaf, 0x61, 0x3a, 0xfc, 0x06, 0xe0, 0x83, 0x9d, 0xd4, 0x5f, 0x33,
	0xa9, 0x8c, 0x8f, 0x8d, 0xe4, 0xd1, 0xdd, 0x92, 0x2f, 0xd4, 0x65, 0xee, 0xbd, 0xea, 0x88, 0xed,

	0x0f, 0x3a, 0x23, 0xc4, 0x18, 0x13, 0x6f, 0x3d, 0xe9, 0xc1, 0x98, 0x14, 0xbd, 0x78, 0xf2, 0x51,
	0x1e, 0xed, 0x08, 0xed, 0x34, 0xed, 0x14, 0xe3, 0xcd, 0x8f, 0xe0, 0xc7, 0xe2, 0xc8, 0x91, 0x78,
	0x20, 0x52, 0xbf, 0x88, 0xe9, 0x50, 0x20, 0x82, 0xc0, 0xad, 0xef, 0xe5, 0xfd, 0x7e, 0xef, 0xdf,
	0x99, 0x31, 0x5b, 0xfd, 0x8b, 0x94, 0x09, 0xc9, 0x21, 0x16, 0x1c, 0x32, 0x15, 0x60, 0xa4, 0x84,

	0x42, 0x99, 0xa9, 0x70, 0x12, 0xb3, 0x0b, 0x55, 0x74, 0x0b, 0x2e, 0xf5, 0x48, 0xe0, 0x0e, 0x68,
	0xa8, 0xca, 0x5f, 0xb6, 0xae, 0x65, 0xf0, 0xa5, 0x47, 0x69, 0xd8, 0xce, 0xef, 0xd1, 0x1e, 0xac,
	0xf1, 0x6c, 0x70, 0xcd, 0x05, 0x55, 0xcc, 0xcd, 0x79, 0xc3, 0xb5, 0x1a, 0x72, 0x92, 0xf9, 0xc9,
	0x2e, 0xb8, 0x68, 0x1f, 0x42, 0xf9, 0x98, 0xdc, 0x78, 0xc0, 0x02, 0xaf, 0xf9, 0x9f, 0x52, 0x32,

	BYTE $0x44; BYTE $0x45; BYTE $0x42; BYTE $0x46
	BYTE $0x43; BYTE $0x47; BYTE $0x9c; BYTE $0x48
	BYTE $0x54; BYTE $0x51; BYTE $0x52; BYTE $0x53
	BYTE $0x58; BYTE $0x55; BYTE $0x56; BYTE $0x57
	BYTE $0x8c; BYTE $0x49; BYTE $0xcd; BYTE $0xce
	BYTE $0xcb; BYTE $0xcf; BYTE $0xcc; BYTE $0xe1
	BYTE $0x70; BYTE $0xdd; BYTE $0xde; BYTE $0xdb
	BYTE $0xdc; BYTE $0x8d; BYTE $0x8e; BYTE $0xdf

retry:
	WORD $0xB9931022 // TROO 2,2,b'0001'

	0x72, 0x9c, 0x97, 0x39, 0x8e, 0x15, 0xc6, 0x81, 0x60, 0xfe, 0xa8, 0xcd, 0xcd, 0xd3, 0x08, 0x91,
	0xd3, 0xa2, 0x3e, 0x39, 0xca, 0x6b, 0xfc, 0x2c, 0xc2, 0xd2, 0x66, 0x8f, 0x86, 0x2d, 0x4a, 0x5c,
	0xf4, 0x0b, 0xc0, 0x52, 0x97, 0xbb, 0x0f, 0xd8, 0x07, 0xea, 0x56, 0xc1, 0xd2, 0xd4, 0x72, 0x79,
	0xcd, 0xc4, 0x63, 0x12, 0xc6, 0x19, 0x0b, 0x3f, 0x4f, 0x19, 0xf7, 0x03, 0x11, 0xf6, 0xad, 0xcf,

	0xcd, 0x3b, 0xce, 0x1f, 0xea, 0x95, 0x5e, 0xe8, 0xaf, 0x42, 0xaf, 0xe3, 0xce, 0x26, 0x90, 0x64,
	0xe0, 0x0d, 0x16, 0x3c, 0x3b, 0xf7, 0xa6, 0x31, 0x11, 0x0b, 0x4e, 0x78, 0x0c, 0xd9, 0xd0, 0x4b,
	0x4f, 0x43, 0x05, 0x08, 0x2f, 0x02, 0xc9, 0xae, 0x62, 0x79, 0xd7, 0xb1, 0xb2, 0x3c, 0x96, 0x3c,
	0x82, 0x05, 0xc2, 0xa7, 0xcb, 0x08, 0x22, 0x38, 0x81, 0x88, 0xcd, 0xf3, 0xdc, 0x3f, 0x57, 0xd0,