This appendix contains the following sections:
The following table lists messages that can appear in system log files. This list is not exhaustive; it simply describes common warning messages that can occur and which might require your attention.
Message |
Description |
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The port specified in the |
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The name and port of the parent proxy match that of Traffic Server. This creates a loop when Traffic Server attempts to send the request to the parent proxy. |
Message |
Description |
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Generic logging error. |
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Incompatible software versions causing a problem. |
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Custom logging is enabled, but Traffic Server cannot find the |
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The specified client is not allowed to connect to Traffic Server; the client IP address is not listed in the |
Could not rename log |
System error when renaming log file during roll. |
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Congestion is approaching. |
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Incompatible software versions are causing a problem. |
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Custom log format references a field symbol that does not exist. Refer to Event Logging Formats. |
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Error reading a log buffer. |
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Cannot open the log file. |
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Traffic Server might have a cache read problem. You might need to replace the disk. |
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Traffic Server is not using the cache disk because it encountered too many errors. The disk might be corrupt and might have to be replaced. |
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The Traffic Server |
Message |
Description |
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Go to the Traffic Server |
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Go to the Traffic Server |
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Go to the Traffic Server |
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An informational message to inform you that the |
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The space allocated to the event log files is full; you must either increase the space or delete some log files so that access logging to continue. To prevent this error, consider rolling log files more frequently and enabling the autodelete feature. |
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The entire partition containing the event logs is full; you must delete or move some log files to enable access logging to continue. To prevent this error, consider rolling log files more frequently and enabling the autodelete feature. |
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Go to the Traffic Server |
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Make sure the |
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Check permissions for the indicated file and the logging directory. |
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Check your custom log configuration file; there could be syntax errors. Refer to Custom Logging Fields for correct custom log format fields. |
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The |
Traffic Server returns detailed error messages to browser clients when there are problems with the HTTP transactions requested by the browser. These Traffic Server response messages correspond to standard HTTP response codes, but provide more information. A list of the more frequently-encountered HTTP response codes is provided in Standard HTTP Response Messages. You can customize the Traffic Server response messages, if desired.
The following table lists the hard-coded Traffic Server HTTP messages, with corresponding HTTP response codes and customizable files.
Title |
HTTP Code |
Description |
Customizable Filename |
---|---|---|---|
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You are not allowed to access the document at location |
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Error reading from cache; please retry request. |
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Too much time has elapsed since the server has sent data. |
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Could not process this request because |
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Your request is prohibited because it would cause an HTTP proxy cycle. |
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An attempt was made to transparently proxy your request, but this attempt failed because your browser did not send an HTTP |
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Because your browser did not send a |
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The origin server |
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Could not process this |
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The host |
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The host |
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The host |
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Too much time has elapased while transmitting document |
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The host |
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This document was not available in the cache, and you (the client) only accept cached copies. |
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The request for |
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The host |
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Please log in with username and password. |
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The server |
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The document you requested, |
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Unable to provide the document |
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Could not connect to the server |
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The host |
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Unable to locate the server named |
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Cannot perform your request for the document |
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The following standard HTTP response messages are provided for your information.
Message |
Description |
---|---|
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OK |
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Accepted |
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No Content |
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Partial Content |
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Multiple Choices |
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Moved Permanently |
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Found |
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See Other |
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Not Modified |
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Bad Request |
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Unauthorized; retry |
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Forbidden |
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Not Found |
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Method Not Allowed |
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Not acceptable |
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Request Timeout |
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Internal server error |
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Not Implemented |
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Bad Gateway |
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Gateway Timeout |