https://sigtar.com/tags/centos/ Recent content in Centos on sigtar.com Hugo en-nz Sun, 26 Jul 2009 00:00:00 +1200 https://sigtar.com/2009/07/26/opensolaris-headless-server/ Sun, 26 Jul 2009 00:00:00 +1200 https://sigtar.com/2009/07/26/opensolaris-headless-server/ <p>I&rsquo;ve moved from a CentOS linux distro running vmware server 2.0 to OpenSolaris running VirtualBox. My previous system was totally headless and i wanted something similar to replace it.</p> <p>I&rsquo;ve just started getting into OpenSolaris for many reasons (Sun has some cool stuff - ZFS / VirtualBox). But I have always wanted to run OpenSolaris as a <strong>headless</strong> server, and from what i initially found VirtualBox didn&rsquo;t have the easy to use autostart on boot features that vmware server had. But there are always ways to get things working&hellip;</p> https://sigtar.com/2009/02/03/linux-hard-drive-performance/ Tue, 03 Feb 2009 00:00:00 +1300 https://sigtar.com/2009/02/03/linux-hard-drive-performance/ <p>Or lack of.</p> <p>You must insure that your drives are using the sata driver (if they are sata disks), quickest way to check is that they will be called sda sdb etc&hellip;. and not hda hdb, as this is the default IDE driver and will slow down the performance majorly.</p> <p>How to check performance;</p> <p><strong>hdparm -tT /dev/hda</strong></p> <p>Modern drives should be getting over 50MB/s easily. If your getting about 5MB/s you have the problem.</p>