MS SQL Server 2014 High CPU Utilization

(Doc ID 2276037.1)

Last updated on MARCH 01, 2018

Applies to:

Siebel CRM - Version 8.1.1.14.18 [IP2014] and later
Information in this document applies to any platform.

Symptoms

On : 8.1.1.14.18 [IP2014] version, System Admin

ACTUAL BEHAVIOR
---------------
Microsoft SQ Server 2014 Siebel database has high CPU utilization and is not able to be accessed.

EXPECTED BEHAVIOR
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Microsoft SQL Server 2014 Siebel database has moderate CPU utilization and is accessible.

STEPS
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The issue can be reproduced at will with the following steps:
1. 600 end users login to Siebel

BUSINESS IMPACT
-----------------------
The issue has the following business impact:
Due to this issue, users cannot use Siebel due to not being able to login and start a new Siebel session.

Changes

The high database CPU utilization is due to SQL Server 2014 compatibility mode being set to SQL Server 2014.

Cause

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