[Fedora-directory-users] Persistent MMR problems

[David Boreham]

Ulf Weltman wrote:

> Does it definitely replicate a few changes correctly before the 
> problem starts?  It reminds me of a problem that used to occur with an 
> earlier 6.21 release, but in that case the first change would not be 
> replicated (changelog empty with no anchor at the head of the list), 
> and the second would produce the error you're seeing.
>
> I don't think it'd help diagnosing the problem beyond noting that the 
> change identified by that CSN really is missing, but if you're 
> interested you can inspect the changelog running the dbscan tool on 
> the <instance root>/changelogdb/<replica name>.db4 file.  You should 
> have as many .db4 files are you have replicas.  You can also make the 
> server dump it using the CL2LDIF task (see the template-cl-dump.pl 
> script, requires perldap).

I agree it sounds like some bad changelog juju.
It should be possible to nuke the changelog databases on
all the replicas (doesn't re-init from a supplier do this ??).