Clustering persistent storage consistency issues

2012-01-27 Thread Berry van Halderen
Dear devs, Recently I dove into some issues that plagued our production systems, where consistency checks regularly showed that some nodes are not quite as they should be. Mainly orphaned nodes (nodes no longer being referenced from their supposed parent), but also missing child nodes (nodes

Re: Clustering persistent storage consistency issues

2012-01-27 Thread Jukka Zitting
Hi, On Fri, Jan 27, 2012 at 9:50 AM, Berry van Halderen b.vanhalde...@1hippo.com wrote: Before a JCR save action, the journal table in the database is consulted.  If there are logged actions performed by other Jackrabbit instances in the cluster than these actions are imported/replayed first

Re: Clustering persistent storage consistency issues

2012-01-27 Thread Berry van Halderen
On Fri, Jan 27, 2012 at 11:15 AM, Jukka Zitting jukka.zitt...@gmail.com wrote: On Fri, Jan 27, 2012 at 9:50 AM, Berry van Halderen That shouldn't be possible since the first cluster node should be holding the cluster lock during the entire update-persist operation. Thus another cluster node