Hi I have a trouble with centOS 4 The process kswapd0 eat almost all my memory space, and also this process get almost 100 percent of cpu, and the box go slow I have read that this problem is fix when the kernel is upgrade but I do not know hot to update my kernel. when I type yum list \kernel* I get the following list: [xxx at xxxxxx]# yum list \kernel* Setting up Repos addons 100% |=========================| 951 B 00:00 base 100% |=========================| 1.1 kB 00:00 update 100% |=========================| 951 B 00:00 extras 100% |=========================| 1.1 kB 00:00 Reading repository metadata in from local files addons : ################################################## 2/2 base : ################################################## 1404/1404 update : ################################################## 80/80 extras : ################################################## 25/25 Installed Packages kernel.i686 2.6.9-5.0.3.EL installed kernel-smp.i686 2.6.9-5.0.3.EL installed kernel-utils.i386 1:2.4-13.1.48 installed Available Packages kernel.i586 2.6.9-5.0.5.EL update kernel.i686 2.6.9-5.0.5.EL update kernel-devel.i686 2.6.9-5.0.5.EL update kernel-devel.i586 2.6.9-5.0.5.EL update kernel-doc.noarch 2.6.9-5.0.5.EL update kernel-hugemem.i686 2.6.9-5.0.5.EL update kernel-hugemem-devel.i686 2.6.9-5.0.5.EL update kernel-smp.i686 2.6.9-5.0.5.EL update kernel-smp.i586 2.6.9-5.0.5.EL update kernel-smp-devel.i586 2.6.9-5.0.5.EL update kernel-smp-devel.i686 2.6.9-5.0.5.EL update kernel-sourcecode.noarch 2.6.9-5.0.5.EL update I know that i have to update kernel.i686 2.6.9-5.0.5.EL and kernel-smp.i686 2.6.9-5.0.5.EL but I am not sure what are the steps or instructions that I should follow to get it Regards Mario