on 6-3-2009 11:30 AM Dave Jones spake the following: >> Epilogue: > >> I've tried to disable TSO (ethtool -K eth0 tso off), as was suggested on >> the poweredge list. This did not help. > >> I've configured the machine to start with the 5.2 kernel in >> /boot/grub/grub.conf, changing the default. It has been running for 6 >> 1/2 days, now. I would say that this helped and is what I would suggest >> to others experiencing the same problem, right now. > >> Thus, current running kernel is 2.6.18-92.1.10.el5xen. > >> Regards and thanks for all replies, > >> Peter > > I have booted the previous 5.2 kernel as well with my problem server > and it has been stable for the past week too. There is definitely > something going on with this 5.3 Xen kernel on that hardware. The CPU > is a 3.0 GHz P4 with HT and no 64-bit support. Kernel > 2.6.18-92.1.22.el5xen seems to be the last stable one on my server > that I am running now. > Did you ever try the newer kernel with hyperthreading off? It isn't really a second processor, and doesn't add much to a server. I have an older server with 2 HT zeon's, and it actually runs better with HT off. But that is 64 bit, and might be different. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 258 bytes Desc: OpenPGP digital signature URL: <http://lists.centos.org/pipermail/centos/attachments/20090603/6c964fee/attachment-0005.sig>