I was also looking at a similar configuration. If you can upgrade your kernel, you have a shot. http://lxc.sourceforge.net/index.php/about/kernel-namespaces/ gives the minimum kernel for a particular configuration.
-Noah On Jan 14, 2011, at 8:59 AM, Cal Webster wrote: > > [Platform] > > Hardware: > > Dell PowerEdge T300 > ------------------- > CPU: Core Duo 1.86 GHz w/ 1066 FSB, 2M cache > Memory: 4G DIMM RAM 667MHz > Storage: 1 TB RAID 5 > ------------------- > > Software: > > OS: CentOS 5.5 > kernel-2.6.18-194.26.1.el5 > gcc-4.1.2-48.el5 > glibc-2.5-49.el5_5.7 > > > [Background] > > I've got a "svelt" CentOS 5 development server (outlined above) where as > many as five developers need to periodically run instances of a > real-time application, possibly as many as 3 or 4 simultaneously. Each > instance expects to be the only one running on the machine. Multiple > instances will collide. > > I've looked at OpenVZ but it apparently cannot coexist with SELinux, > which is a deal-breaker for us. Our security policy requires an active, > targeted and customized SELinux policy. I have been unable to get any > OpenVZ users or developers to explain the nature of the SELinux > compatibility issues, however. Instead they suggested I look at LXC. > > LXC appears to have everything we need, including isolation of resources > and processes as well as SELinux protection. After looking over the LXC > project it appears that it is available only to kernels starting with > 2.6.29. CentOS 5.5 is currently running 2.6.18-194.26.1.el5. > > > [Questions] > > First, can anyone tell me if it's possible to install and use Linux > Containers on a RHEL/CentOS 5 host? > > Next, are there RPMs, SRPMs, or even kernel patches and tar-ball sources > available to accomplish this? > > Finally, if it is not possible (or reasonably feasable) to host LXC on > CentOS 5, can someone tell me whether it might be possible to develop a > functional SELinux policy within which OpenVZ could operate? If not, why > not? > > Otherwise, I'll probably have to settle for KVM virtual machines and > just try to minimize their resource footprint. > > > Thanks in advance for any information, suggestions, useful links, etc. > > Cal Webster > > > > ------------------------------------------------------------------------------ > Protect Your Site and Customers from Malware Attacks > Learn about various malware tactics and how to avoid them. Understand > malware threats, the impact they can have on your business, and how you > can protect your company and customers by using code signing. > http://p.sf.net/sfu/oracle-sfdevnl > _______________________________________________ > Lxc-users mailing list > Lxc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/lxc-users ------------------------------------------------------------------------------ Protect Your Site and Customers from Malware Attacks Learn about various malware tactics and how to avoid them. Understand malware threats, the impact they can have on your business, and how you can protect your company and customers by using code signing. http://p.sf.net/sfu/oracle-sfdevnl _______________________________________________ Lxc-users mailing list Lxc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/lxc-users
