---
name: "zmergelog"
section: "1"
platform: "linux"
package: "mergelog"
version: "4.5.1-10"
release: "Debian 12 (Bookworm)"
platforms: ["linux"]
url: "https://new.carta.tech/zmergelog"
---

# zmergelog(1)

a fast tool to merge gzipped http log files by date

## NAME

zmergelog - a fast tool to merge gzipped http log files by date

## SYNOPSIS

**zmergelog** *logfile1* *logfile2* ...

## DESCRIPTION

The *zmergelog* program is a tool which merges by date http log files in ´Common Log Format´. The result is sent to the standard output. It is useful if you want to create a single log file for multiple hosts using round-robin DNS. It can process plain text or gzipped log files.

## SEE ALSO

mergelog (1)

## AUTHOR

Bertrand Demiddelaer \<bert@b3rt.org\>