MDB Database Full and Stops Replication

Hey,

In the connector-s4.log, I have the following tracebacks I can see:

11.08.2019 10:05:31.039 LDAP        (PROCESS): sync to ucs:   [windowscomputer] [    modify] cn=kh63-john-doe,cn=computers,dc=int,dc=exampledomain,dc=net
11.08.2019 10:05:31.230 LDAP        (ERROR  ): get_ucs_object: could not identify UDM object type: cn=kh63-john-doe,cn=computers,dc=int,dc=exampledomain,dc=net
11.08.2019 10:05:31.231 LDAP        (PROCESS): get_ucs_object: using default: users/user
11.08.2019 10:05:31.235 LDAP        (WARNING): get_ucs_object: failure was:

11.08.2019 10:05:31.325 LDAP        (WARNING): Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/univention/s4connector/__init__.py", line 999, in get_ucs_object
    ucs_object = univention.admin.objects.get(module, co=None, lo=self.lo, position='', dn=searchdn)
  File "/usr/lib/pymodules/python2.7/univention/admin/objects.py", line 113, in get
    return module.object(co, lo, position, dn, superordinate=superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/users/user.py", line 1243, in __init__
    univention.admin.handlers.simpleLdap.__init__(self, co, lo, position, dn, superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/__init__.py", line 232, in __init__
    raise univention.admin.uexceptions.wrongObjectType('%s is not recognized as %s.' % (self.dn, self.module))
wrongObjectType: cn=kh63-john-doe,cn=computers,dc=int,dc=exampledomain,dc=net is not recognized as users/user.


11.08.2019 23:48:15.773 LDAP        (PROCESS): sync to ucs:   [windowscomputer] [    modify] cn=desktop-24hp9tm,cn=computers,dc=int,dc=exampledomain,dc=net
11.08.2019 23:48:15.888 LDAP        (ERROR  ): get_ucs_object: could not identify UDM object type: cn=desktop-24hp9tm,cn=computers,dc=int,dc=exampledomain,dc=net
11.08.2019 23:48:15.888 LDAP        (PROCESS): get_ucs_object: using default: users/user
11.08.2019 23:48:15.896 LDAP        (WARNING): get_ucs_object: failure was:

11.08.2019 23:48:15.897 LDAP        (WARNING): Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/univention/s4connector/__init__.py", line 999, in get_ucs_object
    ucs_object = univention.admin.objects.get(module, co=None, lo=self.lo, position='', dn=searchdn)
  File "/usr/lib/pymodules/python2.7/univention/admin/objects.py", line 113, in get
    return module.object(co, lo, position, dn, superordinate=superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/users/user.py", line 1243, in __init__
    univention.admin.handlers.simpleLdap.__init__(self, co, lo, position, dn, superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/__init__.py", line 232, in __init__
    raise univention.admin.uexceptions.wrongObjectType('%s is not recognized as %s.' % (self.dn, self.module))
wrongObjectType: cn=desktop-24hp9tm,cn=computers,dc=int,dc=exampledomain,dc=net is not recognized as users/user.

11.08.2019 23:48:15.898 LDAP        (ERROR  ): password_sync_s4_to_ucs: couldn't get user-object from UCS


12.08.2019 06:30:34.070 LDAP        (PROCESS): sync to ucs:   [windowscomputer] [    modify] cn=ws-20,cn=computers,dc=int,dc=exampledomain,dc=net
12.08.2019 06:30:34.192 LDAP        (ERROR  ): get_ucs_object: could not identify UDM object type: cn=ws-20,cn=computers,dc=int,dc=exampledomain,dc=net
12.08.2019 06:30:34.192 LDAP        (PROCESS): get_ucs_object: using default: users/user
12.08.2019 06:30:34.195 LDAP        (WARNING): get_ucs_object: failure was:

12.08.2019 06:30:34.195 LDAP        (WARNING): Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/univention/s4connector/__init__.py", line 999, in get_ucs_object
    ucs_object = univention.admin.objects.get(module, co=None, lo=self.lo, position='', dn=searchdn)
  File "/usr/lib/pymodules/python2.7/univention/admin/objects.py", line 113, in get
    return module.object(co, lo, position, dn, superordinate=superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/users/user.py", line 1243, in __init__
    univention.admin.handlers.simpleLdap.__init__(self, co, lo, position, dn, superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/__init__.py", line 232, in __init__
    raise univention.admin.uexceptions.wrongObjectType('%s is not recognized as %s.' % (self.dn, self.module))
wrongObjectType: cn=ws-20,cn=computers,dc=int,dc=exampledomain,dc=net is not recognized as users/user.

12.08.2019 06:30:34.196 LDAP        (ERROR  ): password_sync_s4_to_ucs: couldn't get user-object from UCS


12.08.2019 06:55:40.460 LDAP        (PROCESS): sync to ucs:   [windowscomputer] [    modify] cn=vh-31,cn=computers,dc=int,dc=exampledomain,dc=net
12.08.2019 06:55:40.512 LDAP        (ERROR  ): get_ucs_object: could not identify UDM object type: cn=vh-31,cn=computers,dc=int,dc=exampledomain,dc=net
12.08.2019 06:55:40.513 LDAP        (PROCESS): get_ucs_object: using default: users/user
12.08.2019 06:55:40.515 LDAP        (WARNING): get_ucs_object: failure was:

12.08.2019 06:55:40.516 LDAP        (WARNING): Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/univention/s4connector/__init__.py", line 999, in get_ucs_object
    ucs_object = univention.admin.objects.get(module, co=None, lo=self.lo, position='', dn=searchdn)
  File "/usr/lib/pymodules/python2.7/univention/admin/objects.py", line 113, in get
    return module.object(co, lo, position, dn, superordinate=superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/users/user.py", line 1243, in __init__
    univention.admin.handlers.simpleLdap.__init__(self, co, lo, position, dn, superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/__init__.py", line 232, in __init__
    raise univention.admin.uexceptions.wrongObjectType('%s is not recognized as %s.' % (self.dn, self.module))
wrongObjectType: cn=vh-31,cn=computers,dc=int,dc=exampledomain,dc=net is not recognized as users/user.

12.08.2019 06:55:40.516 LDAP        (ERROR  ): password_sync_s4_to_ucs: couldn't get user-object from UCS


12.08.2019 08:32:50.707 LDAP        (PROCESS): sync to ucs:   [windowscomputer] [    modify] cn=ws-3,cn=computers,dc=int,dc=exampledomain,dc=net
12.08.2019 08:32:50.787 LDAP        (ERROR  ): get_ucs_object: could not identify UDM object type: cn=ws-3,cn=computers,dc=int,dc=exampledomain,dc=net
12.08.2019 08:32:50.787 LDAP        (PROCESS): get_ucs_object: using default: users/user
12.08.2019 08:32:50.790 LDAP        (WARNING): get_ucs_object: failure was:

12.08.2019 08:32:50.791 LDAP        (WARNING): Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/univention/s4connector/__init__.py", line 999, in get_ucs_object
    ucs_object = univention.admin.objects.get(module, co=None, lo=self.lo, position='', dn=searchdn)
  File "/usr/lib/pymodules/python2.7/univention/admin/objects.py", line 113, in get
    return module.object(co, lo, position, dn, superordinate=superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/users/user.py", line 1243, in __init__
    univention.admin.handlers.simpleLdap.__init__(self, co, lo, position, dn, superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/__init__.py", line 232, in __init__
    raise univention.admin.uexceptions.wrongObjectType('%s is not recognized as %s.' % (self.dn, self.module))
wrongObjectType: cn=ws-3,cn=computers,dc=int,dc=exampledomain,dc=net is not recognized as users/user.

12.08.2019 08:32:50.791 LDAP        (ERROR  ): password_sync_s4_to_ucs: couldn't get user-object from UCS


12.08.2019 08:43:48.763 LDAP        (PROCESS): sync to ucs:   [windowscomputer] [    modify] cn=pn41sales,cn=computers,dc=int,dc=exampledomain,dc=net
12.08.2019 08:43:48.879 LDAP        (ERROR  ): get_ucs_object: could not identify UDM object type: cn=pn41sales,cn=computers,dc=int,dc=exampledomain,dc=net
12.08.2019 08:43:48.879 LDAP        (PROCESS): get_ucs_object: using default: users/user
12.08.2019 08:43:48.885 LDAP        (WARNING): get_ucs_object: failure was:

12.08.2019 08:43:48.886 LDAP        (WARNING): Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/univention/s4connector/__init__.py", line 999, in get_ucs_object
    ucs_object = univention.admin.objects.get(module, co=None, lo=self.lo, position='', dn=searchdn)
  File "/usr/lib/pymodules/python2.7/univention/admin/objects.py", line 113, in get
    return module.object(co, lo, position, dn, superordinate=superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/users/user.py", line 1243, in __init__
    univention.admin.handlers.simpleLdap.__init__(self, co, lo, position, dn, superordinate, attributes=attributes)
  File "/usr/lib/pymodules/python2.7/univention/admin/handlers/__init__.py", line 232, in __init__
    raise univention.admin.uexceptions.wrongObjectType('%s is not recognized as %s.' % (self.dn, self.module))
wrongObjectType: cn=pn41sales,cn=computers,dc=int,dc=exampledomain,dc=net is not recognized as users/user.

12.08.2019 08:43:48.886 LDAP        (ERROR  ): password_sync_s4_to_ucs: couldn't get user-object from UCS

And these are repetitive commands in the /var/log/univention/listener.log file

12.08.19 11:38:44.040  LISTENER    ( PROCESS ) : updating 'cn=SteveB,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:44.100  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:44.165  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:44.239  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:44.372  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:44.457  LISTENER    ( PROCESS ) : updating 'cn=SteveB,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:44.600  LISTENER    ( PROCESS ) : updating 'cn=EricG,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:44.710  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:44.792  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:44.803  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:44.926  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:45.000  LISTENER    ( PROCESS ) : updating 'cn=EricG,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:45.152  LISTENER    ( PROCESS ) : updating 'cn=JonasB,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:45.275  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:45.347  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:45.364  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:45.486  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:45.561  LISTENER    ( PROCESS ) : updating 'cn=JonasB,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:45.682  LISTENER    ( PROCESS ) : updating 'cn=JoshB,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:45.749  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:45.824  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:45.898  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:46.020  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:46.095  LISTENER    ( PROCESS ) : updating 'cn=JoshB,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:46.231  LISTENER    ( PROCESS ) : updating 'cn=RodneyS,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:46.299  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:46.397  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:46.509  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:46.645  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:46.719  LISTENER    ( PROCESS ) : updating 'cn=RodneyS,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:46.883  LISTENER    ( PROCESS ) : updating 'cn=RhysT,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:47.037  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:47.154  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:47.212  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:47.310  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:47.342  LISTENER    ( PROCESS ) : updating 'cn=RhysT,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:47.470  LISTENER    ( PROCESS ) : updating 'cn=AshttonE,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:47.646  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:47.671  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:47.689  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:47.790  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:47.874  LISTENER    ( PROCESS ) : updating 'cn=AshttonE,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:48.007  LISTENER    ( PROCESS ) : updating 'cn=JamesT,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:48.074  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:48.149  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:48.231  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:48.364  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:48.432  LISTENER    ( PROCESS ) : updating 'cn=JamesT,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:48.616  LISTENER    ( PROCESS ) : updating 'cn=MikeB,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:48.674  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:48.745  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:48.819  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:48.948  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:49.030  LISTENER    ( PROCESS ) : updating 'cn=MikeB,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d
12.08.19 11:38:49.154  LISTENER    ( PROCESS ) : updating 'cn=NathanP,cn=uid,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:49.217  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=uidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:49.291  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command a
12.08.19 11:38:49.362  LISTENER    ( PROCESS ) : updating 'cn=2745,cn=gidNumber,cn=temporary,cn=univention,dc=int,dc=exampledomain,dc=net' command d