Another options is making backups more directly, not using the Solr backup mechanism.
Check the green link on http://www.manning.com/hatcher3/ Otis -- Sematext is hiring -- http://sematext.com/about/jobs.html?mls Lucene, Solr, Nutch, Katta, Hadoop, HBase, UIMA, NLP, NER, IR ----- Original Message ---- > From: solr jay <solr...@gmail.com> > To: solr-user@lucene.apache.org > Sent: Thursday, July 23, 2009 12:56:23 PM > Subject: index backup works only if there are committed index > > Hi, > > I noticed that the backup request > > http://master_host:port/solr/replication?command=backup > > works only if there are committed index data, i.e. > core.getDeletionPolicy().getLatestCommit() is not null. Otherwise, no backup > is created. It sounds logical because if nothing has been committed since > your last backup, it doesn't help much to do a new backup. However, consider > this scenario: > > 1. a backup process is scheduled at 1:00AM every Monday > 2. just before 1:00AM, the system is shutdown (for whatever reason), and > then restarts > 3. No index is committed before 1:00AM > 4. at 1:00AM, backup process starts and no committed index is found, and > therefore no backup (until next week) > > The probability of this scenario is probably small, but it still could > happen, and it seems to me that if I want to backup index, a backup should > be created whether there are new committed index or not. > > Your thoughts? > > Thanks, > > -- > J