# Parse log files

Acquire / file

A variant of [Read another file format](https://meridian.online/operations/read-another-file-format).

Read web server, system and event logs into records, often with named patterns.

Page: <https://meridian.online/operations/read-another-file-format/parse-log-files>

## Status

Not built yet.

arcform does not do this yet. [Its place on the roadmap](https://meridian.online/roadmap#read-another-file-format)

## What other tools call it

Meridian's classification; an independent blind rating agreed on 95.7% of 324 rows (variant, version 3).

- AWS Glue: [`grokLog (read)`](https://docs.aws.amazon.com/glue/latest/dg/aws-glue-programming-etl-format-grokLog-home.html) (read 2026-09-27)
- KNIME Analytics Platform: [`KNIME Webanalytics (extension)`](https://api.hub.knime.com/extensions/org.knime.features.webanalytics) (read 2026-09-27)
- Apache NiFi: [`CEFReader`](https://nifi.apache.org/components/org.apache.nifi.cef.CEFReader/) (read 2026-09-27)
- Apache NiFi: [`GrokReader`](https://nifi.apache.org/components/org.apache.nifi.grok.GrokReader/) (read 2026-09-27)
- Apache NiFi: [`ParseEvtx`](https://nifi.apache.org/components/org.apache.nifi.processors.evtx.ParseEvtx/) (read 2026-09-27)
- Apache NiFi: [`Syslog5424Reader`](https://nifi.apache.org/components/org.apache.nifi.syslog.Syslog5424Reader/) (read 2026-09-27)
- Apache NiFi: [`SyslogReader`](https://nifi.apache.org/components/org.apache.nifi.syslog.SyslogReader/) (read 2026-09-27)
- Talend: [`tApacheLogInput`](https://help.qlik.com/talend/en-US/components/8.0/apache-log/apache-log-component) (read 2026-09-27)
- VisiData: [`f5log (loader)`](https://github.com/saulpw/visidata/blob/7609212ec2febafa9caba7183cbebfaf49627909/visidata/loaders/f5log.py#L1204) (read 2026-09-23)