Log File Analyzer

Analyze log files: count lines by level (ERROR, WARN, INFO, DEBUG, TRACE) and see sample lines.

Log content

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About this tool

Paste log content and get a summary: total lines, empty lines, and counts per level. Levels are detected by keywords (ERROR, FATAL, WARN, INFO, DEBUG, TRACE). Up to 5 sample lines per level are shown.

For full log management and ingestion: Loggly, Papertrail.