Error 2013 - Disk Is At Or Near Capacity

By default, Event Viewer may report Event ID 2013 if a partition has 10 percent or less disk space available. Event ID 2013 says the following:

By design the event is logged once per drive per occurrence. Therefore, if the free space of drive C dips below the threshold, an alert is logged. Another alert for drive C may not be logged unless the free space goes above the threshold and then dips back down again or the server is restarted.

You can change the DiskSpaceThreshold value to alter the percentage of free disk space available before an alert is logged. The registry parameter is defined as follows: To modify the DiskSpaceThreshold value, perform the following steps:

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:

1. Start Regedt32.exe.
2. Select the following path:

        HKEY_LOCAL_MACHINE
        \SYSTEM
             \CurrentControlSet
                  \Services
                       \LanmanServer
                            \Parameters
   							

3. From the Edit menu, choose Add Value.
4. Enter DiskSpaceThreshold in the Value Name field.
5. Change the Data Type to REG_DWORD.
6. Enter the desired percentage value in the Data field.
7. Shut down and restart Windows NT.

For more information on alert logging see the Windows NT Resource Kit Volume One.