# Turn on debug mode in Cluebringer

!!! warning

    Cluebringer has been removed from iRedMail since iRedMail-0.9.3, if you're
    still running Cluebringer, please follow our tutorial to migrate to
    iRedAPD: [Migrate from Cluebringer to iRedAPD](./cluebringer.to.iredapd.html).

To turn on debug mode in Cluebringer, please increase its log level in
Cluebringer config file, set what it should log, and restart Cluebringer
service.

* on RHEL/CentOS, it's `/etc/policyd/cluebringer.conf`.
* on Debian/Ubuntu, it's `/etc/cluebringer/cluebringer.conf`.
* on FreeBSD, it's `/usr/local/etc/cluebringer.conf`.
* on OpenBSD: we don't have Cluebringer installed. We use built-in
  [spamd(8)](http://www.openbsd.org/cgi-bin/man.cgi/OpenBSD-current/man8/spamd.8?query=spamd)
  for greylisting, whitelisting and blacklisting.

```
log_level=4
log_detail=modules,tracking,policies
```

Cluebringer is configured to log to `/var/log/cbpolicyd.log` by default, so
please monitor this file to check detailed debug log.
