2.6.18-164.6.1.el5 is a kernel. The 2.6.18-164.6.1.el5 has been tested via the Phoronix Test Suite in the configurations listed below.
rhev03-el5-spice - Tests on RedHatEnterpriseClient 5.4, QEMU Virtual 0.9.1, Red Hat 0100, Red Hat RHEV Hypervisor
bench - Tests on CentOS 5.4, Intel Core 2 Quad Q8300
Blktap-1.1.result - Tests on CentOS 5.4, Intel Xeon E5504
thecus1 - Tests on CentOS 5.4, Intel Xeon X3330, ATI ES1000 515E, IBM System x3250 M2 -
test1 - Tests on CentOS 5.4, Intel Xeon X3330, ATI ES1000 515E, IBM System x3250 M2 -
sunxfire2250 - Tests on CentOS 5.4, Intel Xeon E5405, ASPEED ASPEED Family, SUN SUN FIRE X2250
sun-xfire-2270-iozone - Tests on CentOS 5.4, Intel Xeon E5405, ASPEED ASPEED Family, SUN SUN FIRE X2250
super-pi-2270 - Tests on CentOS 5.4, Ubuntu 8.04, Intel Xeon E5405, ASPEED ASPEED Family, SUN SUN FIRE X2250, Intel Xeon 2.80GHz, ATI Rage XL, Dell 0J3014
iozone-8gb-2270 - Tests on CentOS 5.4, Intel Xeon E5405, ASPEED ASPEED Family, SUN SUN FIRE X2250
ramspeed-2270 - Tests on CentOS 5.4, Intel Xeon E5405, ASPEED ASPEED Family, SUN SUN FIRE X2250
super-pi-2270 - Tests on CentOS 5.4, Intel Xeon E5405, ASPEED ASPEED Family, SUN SUN FIRE X2250
iozone-sun2270 - Tests on CentOS 5.4, Intel Xeon E5405, ASPEED ASPEED Family, SUN SUN FIRE X2250
virtuell_24.02.2010 - Tests on CentOS 5.4, Intel Core 2 Duo T9600, InnoTek VirtualBox, innotek VirtualBox
parallels-load - Tests on RedHatEnterpriseClient 5.4, Intel Xeon X5570, Quadro FX 3800, Parallels Software Parallels Virtual