diff --git a/text_collector_examples/smartmon.py b/text_collector_examples/smartmon.py
new file mode 100755
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+++ b/text_collector_examples/smartmon.py
@@ -0,0 +1,375 @@
+#!/usr/bin/env python3
+import argparse
+import collections
+import csv
+import datetime
+import decimal
+import re
+import subprocess
+import shlex
+
+device_info_re = re.compile(r'^(?P<k>[^:]+?)(?:(?:\sis|):)\s*(?P<v>.*)$')
+
+ata_error_count_re = re.compile(
+    r'^Error (\d+) \[\d+\] occurred', re.MULTILINE)
+
+device_info_map = {
+    'Vendor': 'vendor',
+    'Product': 'product',
+    'Revision': 'revision',
+    'Logical Unit id': 'lun_id',
+    'Model Family': 'model_family',
+    'Device Model': 'device_model',
+    'Serial Number': 'serial_number',
+    'Firmware Version': 'firmware_version',
+}
+
+smart_attributes_whitelist = {
+    'airflow_temperature_cel',
+    'command_timeout',
+    'current_pending_sector',
+    'end_to_end_error',
+    'erase_fail_count_total',
+    'g_sense_error_rate',
+    'hardware_ecc_recovered',
+    'host_reads_mib',
+    'host_reads_32mib',
+    'host_writes_mib',
+    'host_writes_32mib',
+    'load_cycle_count',
+    'media_wearout_indicator',
+    'wear_leveling_count',
+    'nand_writes_1gib',
+    'offline_uncorrectable',
+    'power_cycle_count',
+    'power_on_hours',
+    'program_fail_count',
+    'raw_read_error_rate',
+    'reallocated_event_count',
+    'reallocated_sector_ct',
+    'reported_uncorrect',
+    'sata_downshift_count',
+    'seek_error_rate',
+    'spin_retry_count',
+    'spin_up_time',
+    'start_stop_count',
+    'temperature_case',
+    'temperature_celsius',
+    'temperature_internal',
+    'total_lbas_read',
+    'total_lbas_written',
+    'udma_crc_error_count',
+    'unsafe_shutdown_count',
+    'workld_host_reads_perc',
+    'workld_media_wear_indic',
+    'workload_minutes',
+}
+
+Metric = collections.namedtuple('Metric', 'name labels value')
+
+SmartAttribute = collections.namedtuple('SmartAttribute', [
+    'id', 'name', 'flag', 'value', 'worst', 'threshold', 'type', 'updated',
+    'when_failed', 'raw_value',
+])
+
+
+class Device(collections.namedtuple('DeviceBase', 'path opts')):
+    """Representation of a device as found by smartctl --scan output."""
+
+    @property
+    def type(self):
+        return self.opts.type
+
+    @property
+    def base_labels(self):
+        return {'disk': self.path}
+
+    def smartctl_select(self):
+        return ['--device', self.type, self.path]
+
+
+def metric_key(metric, prefix=''):
+    return '{prefix}{metric.name}'.format(prefix=prefix, metric=metric)
+
+
+def metric_format(metric, prefix=''):
+    key = metric_key(metric, prefix)
+    labels = ','.join(
+        '{k}="{v}"'.format(k=k, v=v) for k, v in metric.labels.items())
+    value = decimal.Decimal(metric.value)
+
+    return '{key}{{{labels}}} {value}'.format(
+        key=key, labels=labels, value=value)
+
+
+def metric_print_meta(metric, prefix=''):
+    key = metric_key(metric, prefix)
+    print('# HELP {key} SMART metric {metric.name}'.format(
+        key=key, metric=metric))
+    print('# TYPE {key} gauge'.format(key=key, metric=metric))
+
+
+def metric_print(metric, prefix=''):
+    print(metric_format(metric, prefix))
+
+
+def smart_ctl(*args, check=True):
+    """Wrapper around invoking the smartctl binary.
+
+    Returns:
+        (str) Data piped to stdout by the smartctl subprocess.
+    """
+    return subprocess.run(
+        ['smartctl', *args], stdout=subprocess.PIPE, check=check,
+    ).stdout.decode('utf-8')
+
+
+def smart_ctl_version():
+    return smart_ctl('-V').split('\n')[0].split()[1]
+
+
+def find_devices():
+    """Find SMART devices.
+
+    Yields:
+        (Device) Single device found by smartctl.
+    """
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-d', '--device', dest='type')
+
+    devices = smart_ctl('--scan-open')
+
+    for device in devices.split('\n'):
+        device = device.strip()
+        if not device:
+            continue
+
+        tokens = shlex.split(device, comments=True)
+        if not tokens:
+            continue
+
+        yield Device(tokens[0], parser.parse_args(tokens[1:]))
+
+
+def device_is_active(device):
+    """Returns whenever the given device is currently active or not.
+
+    Args:
+        device: (Device) Device in question.
+
+    Returns:
+        (bool) True if the device is active and False otherwise.
+    """
+    try:
+        smart_ctl('--nocheck', 'standby', *device.smartctl_select())
+    except subprocess.CalledProcessError:
+        return False
+
+    return True
+
+
+def device_info(device):
+    """Query device for basic model information.
+
+    Args:
+        device: (Device) Device in question.
+
+    Returns:
+        (generator): Generator yielding:
+
+            key (str): Key describing the value.
+            value (str): Actual value.
+    """
+    info_lines = smart_ctl(
+        '--info', *device.smartctl_select()
+    ).strip().split('\n')[3:]
+
+    matches = (device_info_re.match(l) for l in info_lines)
+    return (m.groups() for m in matches if m is not None)
+
+
+def device_smart_capabilities(device):
+    """Returns SMART capabilities of the given device.
+
+    Args:
+        device: (Device) Device in question.
+
+    Returns:
+        (tuple): tuple containing:
+
+            (bool): True whenever SMART is available, False otherwise.
+            (bool): True whenever SMART is enabled, False otherwise.
+    """
+    groups = device_info(device)
+
+    state = {
+        g[1].split(' ', 1)[0]
+        for g in groups if g[0] == 'SMART support'}
+
+    smart_available = 'Available' in state
+    smart_enabled = 'Enabled' in state
+
+    return smart_available, smart_enabled
+
+
+def collect_device_info(device):
+    """Collect basic device information.
+
+    Args:
+        device: (Device) Device in question.
+
+    Yields:
+        (Metric) metrics describing general device information.
+    """
+    values = dict(device_info(device))
+    yield Metric('device_info', {
+        **device.base_labels,
+        **{v: values[k] for k, v in device_info_map.items() if k in values}
+    }, True)
+
+
+def collect_device_health_self_assessment(device):
+    """Collect metric about the device health self assessment.
+
+    Args:
+        device: (Device) Device in question.
+
+    Yields:
+        (Metric) Device health self assessment.
+    """
+    out = smart_ctl(
+        '--health', *device.smartctl_select()
+    ).strip().split('\n')
+
+    self_assessment_passed = \
+        out[4].endswith('PASSED') or out[4].endswith('OK')
+
+    yield Metric(
+        'device_smart_healthy', device.base_labels, self_assessment_passed)
+
+
+def collect_ata_metrics(device):
+    # Fetch SMART attributes for the given device.
+    attributes = smart_ctl(
+        '--attributes', *device.smartctl_select()
+    )
+
+    # replace multiple occurrences of whitespace with a single whitespace
+    # so that the CSV Parser recognizes individual columns properly.
+    attributes = re.sub(r'[\t\x20]+', ' ', attributes)
+
+    # Turn smartctl output into a list of lines and skip to the table of
+    # SMART attributes.
+    attribute_lines = attributes.strip().split('\n')[7:]
+
+    reader = csv.DictReader(
+        (l.strip() for l in attribute_lines),
+        fieldnames=SmartAttribute._fields[:-1],
+        restkey=SmartAttribute._fields[-1], delimiter=' ')
+    for entry in reader:
+        # We're only interested in the SMART attributes that are
+        # whitelisted here.
+        entry['name'] = entry['name'].lower()
+        if entry['name'] not in smart_attributes_whitelist:
+            continue
+
+        # Ensure that only the numeric parts are fetched from the raw_value.
+        # Attributes such as 194 Temperature_Celsius reported by my SSD
+        # are in the format of "36 (Min/Max 24/40)" which can't be expressed
+        # properly as a prometheus metric.
+        m = re.match('^(\d+)', ' '.join(entry['raw_value']))
+        if not m:
+            continue
+        entry['raw_value'] = m.group(1)
+
+        if entry['name'] in smart_attributes_whitelist:
+            labels = {
+                'name': entry['name'],
+                **device.base_labels,
+            }
+
+            for col in 'value', 'worst', 'threshold':
+                yield Metric(
+                    'attr_{col}'.format(name=entry["name"], col=col),
+                    labels, entry[col])
+
+
+def collect_ata_error_count(device):
+    """Inspect the device error log and report the amount of entries.
+
+    Args:
+        device: (Device) Device in question.
+
+    Yields:
+        (Metric) Device error count.
+    """
+    error_log = smart_ctl(
+        '-l', 'xerror,1', *device.smartctl_select(), check=False)
+
+    m = ata_error_count_re.search(error_log)
+
+    error_count = m.group(1) if m is not None else 0
+
+    yield Metric('device_errors', device.base_labels, error_count)
+
+
+def collect_disks_smart_metrics():
+    now = int(datetime.datetime.utcnow().timestamp())
+
+    for device in find_devices():
+        yield Metric('smartctl_run', device.base_labels, now)
+
+        is_active = device_is_active(device)
+
+        yield Metric('device_active', device.base_labels, is_active)
+
+        # Skip further metrics collection to prevent the disk from
+        # spinning up.
+        if not is_active:
+            continue
+
+        yield from collect_device_info(device)
+
+        smart_available, smart_enabled = device_smart_capabilities(device)
+
+        yield Metric(
+            'device_smart_available', device.base_labels, smart_available)
+        yield Metric(
+            'device_smart_enabled', device.base_labels, smart_enabled)
+
+        # Skip further metrics collection here if SMART is disabled
+        # on the device.  Further smartctl invocations would fail
+        # anyways.
+        if not smart_available:
+            continue
+
+        yield from collect_device_health_self_assessment(device)
+
+        if device.type.startswith('sat'):
+            yield from collect_ata_metrics(device)
+
+            yield from collect_ata_error_count(device)
+
+
+def main():
+    version_metric = Metric('smartctl_version', {
+        'version': smart_ctl_version()
+    }, True)
+    metric_print_meta(version_metric, 'smartmon_')
+    metric_print(version_metric, 'smartmon_')
+
+    metrics = list(collect_disks_smart_metrics())
+    metrics.sort(key=lambda i: i.name)
+
+    previous_name = None
+    for m in metrics:
+        if m.name != previous_name:
+            metric_print_meta(m, 'smartmon_')
+
+            previous_name = m.name
+
+        metric_print(m, 'smartmon_')
+
+if __name__ == '__main__':
+    main()
+