Finisar Surveyor manual TNS Slow Server Response, Slow TNS server response=238 ms 200 ms

Surveyor

User’s Guide

TNS Slow Server Response

Counter

TNS Slow Server Response is a counter of TNS server responses that exceed a threshold. A count of all TNS Slow Server Responses displays in the Overview counters of Expert View.

Expert Symptom

TNS Slow Server Response events are automatically logged as expert symptoms. The Symptom Summary field provides information about the time elapsed for the server to respond and the threshold value. For example:

Slow TNS server response=238 ms (> 200 ms)

The threshold value for this symptom can be changed. The default value is 50 milli- seconds.

This symptom applies only to TNS servers. The symptom is recorded whenever the server response exceeds the threshold for a client request. For slow responses to initial log on, see the TNS Slow Connect Response symptom.

Diagnostic Details

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Problem Description:

A response from the TNS server has taken longer than the threshold value to reach the sender.

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Probable Cause(s):

1.The server was very busy.

2.The network is overloaded.

3.The path to the sender from the receiver has long delays.

4.There may be an overloaded switch or router in the path.

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Recommended Action(s):

1.Upgrade the server's CPU and/or memory.

2.Reduce the number of connections to the server.

3.Load balance your network.

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