I assume that ITS7830 (MDB_MAP_FULL with lots of modifications and read access) is the same as ITS7904, and would be solved by a 'dreamcatcher' feature.
2014-10-22 16:26 GMT+04:00 Meunier, Antonin <antonin.meun...@cgi.com>: > Hello, > > I currently have several problems with MMR with lots of modification of data > made in the Ldap : > - ITS 7830 > (http://www.openldap.org/its/index.cgi/Incoming?id=7830;selectid=7830) --> > MDB_MAP_FULL with lots of modifications and read access > - http://www.openldap.org/lists/openldap-technical/201408/msg00152.html --> > Pb with Modify in big groups. I reproduce in MDB but not in hdb (perhaps is > it a problem with the OS and the management of its memory) > - http://www.openldap.org/lists/openldap-technical/201409/msg00165.html --> > Delay with ADD and DEL synchronisation with at the end no DEL on the replica > - http://www.openldap.org/lists/openldap-technical/201409/msg00171.html --> > Full sync of an empty ldap with a full ldap - modified entry on the full ldap > are not replicated on the empty (greater than snapshot) > > I cannot for the moment test with 2.4.40 but i'll try it soon. > > > -----Message d'origine----- > De : openldap-technical [mailto:openldap-technical-boun...@openldap.org] De > la part de Quanah Gibson-Mount > Envoyé : lundi 20 octobre 2014 21:34 > À : Леонид Юрьев > Cc : openldap-technical@openldap.org > Objet : Re: Synchronizing two mirror mode clusters > > --On Saturday, October 18, 2014 9:11 PM +0400 Леонид Юрьев <l...@yuriev.ru> > wrote: > >> Sorry, but currently I strongly not recommended multi-master. >> We have a big troubles in the same case, but most high load. >> >> I am currently working on the two major issues: >> - syncrepl seems unreliable, survives no more than 3-5 min under a >> stress test (ITS#7968). >> - fix of ITS#7904 does not affect syncrepl, thereby MDB_MAP_FULL may >> occur in case of LMDB backed (no ITS now). >> >> But another couple seem be forever: >> - replication is significantly slowdown if are more than 3 nodes. >> - replication may never be completed until all ldap-write activities >> are stopped. > > Test cases? ITS reports? > > Also, I personally use delta-syncrepl vs straight syncrepl. > > --Quanah > > > -- > > Quanah Gibson-Mount > Server Architect > Zimbra, Inc. > -------------------- > Zimbra :: the leader in open source messaging and collaboration >