Jim Perrin wrote: > On Thu, Jun 19, 2008 at 1:55 PM, Florin Andrei <florin at andrei.myip.org> wrote: >> Have a look at these pages: >> >> http://www.bofh-hunter.com/2008/06/13/3ware-performance-in-centos/ >> https://bugzilla.redhat.com/show_bug.cgi?id=444759 >> >> I'm comparing the default 5.1 64bit kernel with the patched one posted in >> the bug report (kernel-2.6.18-53.1.21.el5.bz321111.x86_64) and I don't quite >> see any significant difference in write performance for this command: > > You are comparing the wrong kernels. The bz321111 kernel was for an > NFS related bug and has no 3 impact on 3ware performance. The redhat > bug report has the kernels built for 3ware performance. Once 5.2 is > rolled out, Johnny Hughes has stated he would consider building a > kernel for the 444759 bug. > OK, there is a kernel for this in the Testing repo , the version is: kernel-2.6.18-92.1.1.el5.bz444759 This kernel is compiled on the 5.2 tree (which should be released before Tuesday 6/24). It might also work OK on CentOS-5.1 but I have not tested it on 5.1 http://dev.centos.org/centos/5/testing/ Thanks, Johnny Hughes -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 251 bytes Desc: OpenPGP digital signature URL: <http://lists.centos.org/pipermail/centos/attachments/20080620/5ef3f1f8/attachment-0005.sig>