I agree with this, as long as the non-canonical stores are updated after all the canonical stores have a chance to fail. Greg
On 11/18/2011 03:07 AM, Stephen Bayliss wrote: > We should try and ensure the integrity of the "canonical datastore". > > And maybe in considering any rollback-type behaviour we should consider if > changes to the "canonical datastore" have been made successfully, but > updates to RI, FieldSearch, Registry fail then we don't rollback changes to > the "canonical datastore" but just log errors? > > Steve > >> -----Original Message----- >> From: Michael Della Bitta [mailto:michaeldellabi...@nypl.org] >> Sent: 17 November 2011 15:06 >> To: pra...@wisc.edu; fedora-commons-developers@lists.sourceforge.net >> Subject: Re: [fcrepo-dev] Fedora failing under heavy load - >> debugging theissues >> >> >>> Hmmm... doesn't that just push the problem farther downstream? >> It definitely doesn't solve the concurrency problem with the >> various datastores. But it does solve the problem of corrupt >> data being written to the canonical datastore, which is the >> filesystem. As it stands now, the other stores are meant to >> be rebuilt from the filesystem when there's a problem. >> >> Michael Della Bitta >> >> Senior Applications Developer >> Information Technology Group >> The New York Public Library >> 40 West 20th Street, 5th Floor >> New York, NY 10011-4211 >> (212) 621-0609 >> >> -------------------------------------------------------------- >> ---------------- >> All the data continuously generated in your IT infrastructure >> contains a definitive record of customers, application performance, >> security threats, fraudulent activity, and more. Splunk takes this >> data and makes sense of it. IT sense. And common sense. >> http://p.sf.net/sfu/splunk-novd2d >> _______________________________________________ >> Fedora-commons-developers mailing list >> Fedora-commons-developers@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/fedora-commons-developers >> > > ------------------------------------------------------------------------------ > All the data continuously generated in your IT infrastructure > contains a definitive record of customers, application performance, > security threats, fraudulent activity, and more. Splunk takes this > data and makes sense of it. IT sense. And common sense. > http://p.sf.net/sfu/splunk-novd2d > _______________________________________________ > Fedora-commons-developers mailing list > Fedora-commons-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/fedora-commons-developers -- ___ Gregory N. Jansen Developer - Carolina Digital Repository UNC Chapel Hill Libraries ------------------------------------------------------------------------------ All the data continuously generated in your IT infrastructure contains a definitive record of customers, application performance, security threats, fraudulent activity, and more. Splunk takes this data and makes sense of it. IT sense. And common sense. http://p.sf.net/sfu/splunk-novd2d _______________________________________________ Fedora-commons-developers mailing list Fedora-commons-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/fedora-commons-developers
