Finisar Surveyor, User Manual

Page: 239 / 454

10-35
Expert Features
Application Layer
10
Slow HTTP POST Response
Counter
Slow HTTP POST Response is a counter of all HTTP POST responses that exceed
a threshold. A count of all Slow HTTP POST Responses displays in the
Overview
counters of Expert View. A threshold for this counter can be set in Expert Alarms.
Expert Symptom
Slow HTTP POST Response events are automatically logged as expert symptoms.
The
Symptom Summary
field provides information about the time required for the
response and the threshold value. For example:
Slow HTTP POST response=2918 ms (> 2000 ms)
The threshold value for this symptom can be changed. The default value is 2000
milliseconds.
Diagnostic Details
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Problem Description:
An HTTP server response to a POST request 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 server 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.