Hi Stephen, Michel complained as well about these updates. So I gather that QWG has had its fair share of problems. cheers alessandra On Mon, 21 May 2007, Stephen Childs wrote: > In the quattor world, we evaluate the contents of each update and don't > include disruptive changes by default -- they must be explicitly requested by > the admin in their configuration. In this way, necessary changes like VOMS > cert get included by default but you don't break your DPM unless you really > want to. The QWG distribution also allows easy selection of which update level > you want to go to by just setting a variable. > > All sites using the QWG distribution benefit from this filtering while > retaining full autonomy if required. It's perhaps unfortunate that this level > of filtering is required for core middleware updates, but that's the reality > and at least this way we ensure that the silly problems are caught at a > central point. > > See https://trac.lal.in2p3.fr/LCGQWG/wiki/ReleaseNotes/gLite-3.0 for more > info. > > Just thought I'd slip a bit of Quattor promotion into the discussion! We feel > that it really is the best way to save duplication of effort at sites with > similar configurations (it has proved particularly effective for managing > distributed Tier 2s). > > Stephen > -- > Dr. Stephen Childs, > Research Fellow, EGEE Project, phone: +353-1-8961797 > Computer Architecture Group, email: Stephen.Childs @ cs.tcd.ie > Trinity College Dublin, Ireland web: http://www.cs.tcd.ie/Stephen.Childs > Alessandra Forti NorthGrid Technical Coordinator University of Manchester