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Home > Success Center > Network Performance Monitor (NPM) > Errors in Event Log of servers with higher than 32 logical CPUs

Errors in Event Log of servers with higher than 32 logical CPUs

Created by Alexander Aguilar, last modified by MindTouch on Jun 23, 2016

Views: 1,810 Votes: 0 Revisions: 4

Overview

The following error message is seen in the Event Log of servers with higher than 32 logical CPUs.

 

Unable to read Server Queue performance data from the Server service. The first four bytes (DWORD) of the Data section contains the status code, the second four bytes contains the IOSB.Status and the next four bytes contains the IOSB.Information.

Environment

NPM 11.5.2

Cause 

The 32-bit application cannot query performance "Server Work Queues" counters on Windows Server 2008 R2-based computer that has more than 32 processors.

Resolution

This KB article from Microsoft explains how 32-bit application cannot query performance "Server Work Queues" counters on Windows Server 2008 R2 based computer that has more than 32 processors. Refer to 32-bit application cannot query performance "Server Work Queues" counters on Windows Server 2008 R2-based computer that has more than 32 processors.

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