UwView Tool Lets Engineers Trace Log Errors Back to Root Cause Without Unpacking Files

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When investigating software incidents, the visible ERROR line is typically the result of an upstream cause such as a timeout or misconfiguration logged earlier. Traditional tools like grep require guessing context width in advance and lose the original file position, making deep investigation cumbersome. UwView, a log analysis tool, addresses this by letting users open multi-gigabyte compressed files instantly and drill down through search hits while remaining anchored to the original file. A demonstration using the 258 GB US OpenStreetMap XML file showed the tool narrowing 100,492 hits to 3 in two drill-down steps, with full surrounding context preserved. The free edition covers core investigation features, while UwView Pro v1.3.0 and above adds extended context, multiple independent search popups, and fast index-based reopening for daily use.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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