On Wed, Apr 4, 2012 at 12:46 PM, Cesar Martin <cmartinp@xxxxxxxxx> wrote: > Raid controller issue or driver problem was the first problem that I > studied. > I installed Centos 5.4 al the beginning, but I had performance problems, and > I contacted Dell support... but Centos is not support by Dell... Then I > installed Redhat 6 and we contact Dell with same problem. > Dell say that all is right and that this is a software problem. > I have installed Centos 5.4, 6.2 and Redhat 6 with similar result, I think > that not is driver problem (megasas-raid kernel module). > I will check kernel updates... > Thanks! Look for firmware updates to your RAID card. -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance