> It will fix it to a considerable degree, we found it occures to some > degree in an old prerelease but no where near as much as before, we > belive it shoudl be fixed now but only time in production will tell. If there are still problems will dCache.org be able to commit to fixing the bugs? > The procedure for upgrading dCache from 1.6 to 1.7 > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Thanks for this, but are all of these upgrade steps going to be included in YAIM config scripts? Cheers, Greig > > Background > ~~~~~~~~~~ > > dCache has changed considerably between versions 1.6 and 1.7. Particularly with > respect to the SRM interface. Please see the change log in the dCache > documentation at dCache.org for details. These changes have inevitably led to > many additions to the dCache configuration. This RPM contains a simple script to > enable sites to easily upgrade thier version of dCache with the minimum effort. > > Fortunately the databases of dCache have largely remained unchanged, and so pnfs > should can be upgraded with little to no effort. > > Recipe to upgrade > ~~~~~~~~~~~~~~~~~ > > The upgrade must run in three stages, preupgrade, then moving to more modern > RPM's and then a post upgrade stage. > > Preupgrade recipe > ~~~~~~~~~~~~~~~~~ > > Run the following commands > > /etc/init.d/dcache-pool stop > /etc/init.d/dcache-core stop > /etc/init.d/pnfs stop > dropdb -U srmdcache billing > dropdb -U srmdcache dcache > dropdb -U srmdcache replicas > createdb -U srmdcache billing > createdb -U srmdcache dcache > createdb -U srmdcache replicas > psql -U srmdcache replicas -f /opt/d-cache/etc/psql_install_replicas.sql > > > Rpm Upgrade > ~~~~~~~~~~~ > > Now upgrade the RPM's to the 1.7 release of dCache. This may be done via rpm. > > > Postupgrade recipe > ~~~~~~~~~~~~~~~~~~ > > The system should now have the 1.7 release of dCache installed. We now need to > run the configuration upgrade script and start dCache. > > sh /opt/d-cache/install/dCacheUpgrade_1_6-1_7.sh > /etc/init.d/pnfs start > /opt/d-cache/install/install.sh > /etc/init.d/dcache-core start > /etc/init.d/dcache-pool start > > Conclusion > ~~~~~~~~~~ > > We should now have a fully upgraded dCache. As with previous releases wait a > 5-10 minutes before you send in any bug reports it may be initialising. > > > > > > On Mon, 16 Oct 2006 [log in to unmask] wrote: > > > > > We have the new stable version of D-cache available on the D-cache web > > > site, > > > > > > Installation instructions are here > > > > > > http://www.dcache.org/manuals/yaim-dcache-howto.shtml > > > > > > For a YAIM based site you should only need to change the site-info.def > > > to > > > > > > RESET_DCACHE_CONFIGURATION=yes > > > > > > While the other settings should be set as > > > > > > RESET_DCACHE_PNFS=no > > > RESET_DCACHE_RDBMS=no > > > > > > if you want to keep your data and I guess you do want to keep your data. > > > > > > With regard to the apt repository we do not yet have it in stable, I am > > > giving you all 24 hours notice to check your setups and then I shall > > > migrate D-cache 1.7.0-16 to stable. > > > > > > Non yaim sites should wait for a short time as I finish documenting the > > > upgrade procedure but its tested and working. I expect this RPM will be > > > released with instructions in the README at the same time as I release > > > D-cache 1.7.0-16 to stable in the apt repository. > > > > > > D-cache 1.7.0-16 is currently available to YAIM users in the testing > > > section of the apt repository. > > > > > > Regards > > > > > > Owen > > > > > > > -- > > ======================================================================== > > Dr Greig A Cowan http://www.ph.ed.ac.uk/~gcowan1 > > School of Physics, University of Edinburgh, James Clerk Maxwell Building > > > > TIER-2 STORAGE SUPPORT PAGES: http://wiki.gridpp.ac.uk/wiki/Grid_Storage > > ======================================================================== > -- ======================================================================= Dr Greig A Cowan http://www.ph.ed.ac.uk/~gcowan1 School of Physics, University of Edinburgh, James Clerk Maxwell Building TIER-2 STORAGE SUPPORT PAGES: http://wiki.gridpp.ac.uk/wiki/Grid_Storage =======================================================================