Added debug logs for

- every disk partition check from psutil
- excluded disk with size less than configured min disk size

Signed-off-by: Vivekanand Ilango <vivekanand.ilango@datadoghq.com>

Author: vivek-datadog

disk/datadog_checks/disk/disk.py

@@ -115,6 +115,7 @@ def check(self, _):
             self.devices_label = self._get_devices_label()
 
         for part in psutil.disk_partitions(all=self._include_all_devices):
+            self.log.debug('Checking device %s', part.device)
             # we check all exclude conditions
             if self.exclude_disk(part):
                 self.log.debug('Excluding device %s', part.device)
@@ -142,6 +143,7 @@ def check(self, _):
 
             # Exclude disks with size less than min_disk_size
             if disk_usage.total <= self._min_disk_size:
+                self.log.debug('Excluding device %s with total disk size %s', part.device, disk_usage.total)
                 if disk_usage.total > 0:
                     self.log.info('Excluding device %s with total disk size %s', part.device, disk_usage.total)
                 continue