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Trace and Log Analysis: A Pattern Reference for Diagnostics and Anomaly Detection by Software Diagnostics Institute, Dmitry Vostokov

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Empty Trace

Empty Trace is another trivial missing pattern that we need to add to make the software log analysis pattern system complete. It ranges from an empty trace message list where only a meta-trace header (if any) describing overall trace structure is present to a few messages where we expect thousands. It is also an extreme case of Truncated Trace, No Activity and Missing Component patterns for a trace taken as a whole. Note that an empty trace file does not necessarily have a zero file size because a tracing architecture may preallocate some file space for block data writing.

 

Equivalent Messages

Some trace and log messages may have different grammatical structure and content but similar semantics. Therefore, we can create a table listing ...

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