Finisar Surveyor manual Network Overload, Utilization=42%

Expert Features 10

MAC Layer

Network Overload

Counter

Network Overload is a counter of instances where a threshold for the percentage change in network utilization is exceeded. Network utilization is compared to the utilization for the previous time segment. The default threshold is a 40% change in network utilization. A count of all instances where the threshold is reached displays in the Overview counters of Expert View.

Expert Symptom

Network Overload events are automatically logged as expert symptoms. The Symptom Summary field provides information about the change in utilization. For example:

Utilization=42%

Diagnostic Details

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Problem Description:

The expert utilization threshold has been exceeded for this segment, resulting in a LAN Overload symptom.

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Probable Cause(s):

1.The network is overloaded.

2.Variations in application traffic patterns.

3.Heavy Internet usage.

4.Too many broadcast/multicast packets.

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Recommended Action(s):

1.Load balance your network.

2.If you see repeated overloads and too many retransmissions, your router or switch may needed upgrading.

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