On Wed, Oct 15, 2014 at 8:41 AM, James B. Byrne <byrnejb at harte-lyne.ca> wrote: > This is a return to an issue I first raised back in June. We had a similar > occurrence in September while I was away and so I am revisiting the entire > matter. > > Steve Clark on 6 Jun 16:02 2014 wrote: >> Hi, >> >> We ran into this problem also - the interface would disappear. >> There is newer e1000e driver that fixes it or you could >> add pcie_aspm=off to your kernel command line. >> >> HTH, >> Steve > > I have run into other reports of similar occurrences and some of these refer > to this bug report: https://bugzilla.redhat.com/show_bug.cgi?id=632650 I'm the one who did the submission. Some of my comments (which I thought were helpful) have been hidden by Red Hat. > However, that report is closed as being a duplicate of: > https://bugzilla.redhat.com/show_bug.cgi?id=562273 > > Which is not available to viewing by the great unwashed. I don't have access, either. > The host is running CentOS-6.5 with all updates applied to date. My question > is: Has this issue been addressed in the official e1000e module or not? if > not then does the recommendation to "add pcie_aspm=off to your kernel command > line" hold? My suggestion for you is to give ELRepo's kmod-e1000e a try. It has the latest version from Intel (3.1.0.2) as opposed to the version in the EL kernels (2.3.2-k). There are known cases in which a later version resolved issues. Akemi