> Source: [sk144475](https://support.checkpoint.com/results/sk/sk144475)

# sk144475 - High CPU usage for Media Encryption blade

| Property | Value |
|----------|-------|
| Solution ID | sk144475 |
| Date Created | 2019-01-13 |
| Last Modified | 2023-07-28 |
| Technical Level | Advanced |
| Products | Endpoint Security |
| Versions | Cloud, E89.X, E88.X |
| OS | Windows |

## Symptoms

- * DiskNet.exe process takes HIGH CPU (35-45 %).
* The file %DADIR%\\Log\\cpda.log contains the following errors:  
  `
  [DATE TIME] ec0 Going to try NetBios account name: NAME, to find SID (g_getNetBiosCompAccountName)`  
  `
  [DATE TIME] ec0 ---ERROR--- LoadAccount using account: NAME, failed. Error: 1789 (g_getCompSIDBySpecificName)`  
  `
  [DATE TIME] ec0 ---WARNING--- No Sid retrived (g_getCompSID)`  
  `
  [DATE TIME] ec0 ---ERROR--- Failed to get computer SID (CDAProtocol::createRegisterEndpoint)`

## Cause

Broken Domain Trust relationships causes performance issue with Media Encryption service (disknet.exe)

## Solution

This solution requires authentication. Please log in to view the full solution.

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