ValidateThis

Log File Analyzer

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

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.

Search intent cluster

  • Log Analysis Tool
  • Log File Inspector
  • Log Level Analyzer
  • Log Data Viewer
  • Log Insights Generator

Entity keywords

log analysiserror trackingline countinglog levelssample linesdebugging logslog file viewerdata insights

How to use this tool

  1. Upload your log file to the tool.
  2. Select the log level you wish to analyze.
  3. Review the analysis results and export if needed.

What this check helps you catch

  • Count lines by level
  • Display sample lines
  • Filter by log level
  • Export analysis results
  • Visualize log data

FAQ

What does Log File Analyzer check?
Log File Analyzer checks input validity, structure, and common implementation issues so you can catch errors before deployment.
Can I use Log File Analyzer in CI or QA workflows?
Yes. Use it during QA or pre-release checks to reduce runtime failures caused by invalid data.
Does this tool store my data?
No persistent storage is required for normal validation flow unless you explicitly save reports.

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