The EventLogMonitor
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Ever stared at the Windows Event Viewer, waiting for errors to show up?
It shouldn’t feel like searching for a needle in a haystack. It should be smooth, effortless and simple to use.
I can hear all the Linux boys rolling their eyes (I get it, I’d run ACE on Linux, too). But Windows servers are everywhere, and for many of us, EventLogMonitor is a game-changer.
Never met EventLogMonitor? You’re not alone, this post is tailor-made for you.
What it is
EventLogMonitor is tail -f for Windows Event Logs — no clicking, no waiting, just live entries. It’s that simple,
and yes, it really tails.

EventLogMonitor isn’t a one-trick pony. It also gives you:
- Source selection: Monitor defaults (IBM Integration, WebSphere Broker, ACE) or any custom log.
- Event filtering: Drill down by source name, event ID, or keyword so you only see what matters.
- Look-back window: Load the last N entries at startup (
-p N) to get instant context. - Output formatting: Format timestamps up front (
-tf), set output level, …
Getting Started
Launch EventLogMonitor.exe with no flags (either from CLI or via double click) and you’ll get:
- Look-back window: none
- Output: minimal
- Sources: IBM Integration, WebSphere Broker, and IBM App Connect Enterprise

Usually that’s enough to catch the basics. Here are the tweaks you’ll use most:
Putting the timestamp first:
EventLogMonitor.exe -tf

Expand monitoring sources and use the history
(-s IBM picks up any source with “IBM” in its name, -p 10 preloads the last 10 entries.)
EventLogMonitor.exe -s IBM -p 10

For more details, have a look at the Usage documentation
or the README in the GitHub repository. m-g-k has done a really extensive job describing all the options.

Download & Install
Grab what you need by downloading the desired binary (with or without .NET Framework) from
m-g-k’s EventLogMonitor releases page,
or build it directly from the source code, if you so desire.
Resources
Written by Matthias Blomme
#IBMChampion #AppConnectEnterprise (ACE)