Smarts NCM: Excessive logging seen in commmgr logs; High CPU usage seen on combo or device server

Products

• VMware Smart Assurance

Issue/Introduction

Symptoms:


The product or environment functions and operations that may be affected include:

• High CPU usage from commgrd process in Smarts NCM environment
• Overall decrease may be seen in system performance for Smarts NCM environment

The following conditions, events and system behaviors may be observed with this issue:

• Excessive logging is seen in commmgr logs related to Smarts NCM cutthru to a device.
• Errors similar to the following may be seen in the commmgr log:

-382739568/cutthru(104780606651248@30006)#1: option read failed: Success

-382739568/cutthru(104780606651248@30006)#1: option read failed: Failed

Environment

VMware Smart Assurance - NCM

Cause

This is normally caused by some sort of memory issue that results in a command getting thrown into an endless loop.

Resolution

To address this issue, run a service restart on the device server that is trying to perform the cutthru. If you are running Smarts NCM on a combination server, you will need to restart services on the combination server.

To restart the service on your Smarts NCM combination or device server, do the following:

1. In Linux environments, source the Voyence.conf file with the follwing command (not necessary for Windows environments)

source /etc/voyence.conf

2. Restart the vcmaster service as follows (depending on your environment):
   • Linux:

service vcmaster restart

• Windows: 

[Product directory]\bin directory\ncmmaster.pl restart