Grant, Redoing the work with your patch applied does not seem to make a difference! Is this the expected result?
I did run it again using the full file, this time using my Imac:- 643465 took 22min 14sec 2008-04-01 734796 73min 58sec 2009-01-15 758795 70min 55sec 2009-03-26 Again using only the first 1M records with commit=false&overwrite=true:- 643465 took 2m51.516s 2008-04-01 734796 7m29.326s 2009-01-15 758795 8m18.403s 2009-03-26 SOLR-1095 7m41.699s this time with commit=true&overwrite=true. 643465 took 2m49.200s 2008-04-01 734796 8m27.414s 2009-01-15 758795 9m32.459s 2009-03-26 SOLR-1095 7m58.825s this time with commit=false&overwrite=false. 643465 took 2m46.149s 2008-04-01 734796 3m29.909s 2009-01-15 758795 3m26.248s 2009-03-26 SOLR-1095 2m49.997s -- =============================================================== Fergus McMenemie Email:fer...@twig.me.uk Techmore Ltd Phone:(UK) 07721 376021 Unix/Mac/Intranets Analyst Programmer ===============================================================