Thank you for the schooling on Linux, RHEL, versions and anything else I missed. Keith On Sun, Aug 30, 2015 at 7:10 PM, David Sommerseth <[log in to unmask]> wrote: > On 30/08/15 16:15, Keith Smith wrote: >> Jamie - Thank you. >> >> My reason for asking is that 7.10 'expires' in Sept 2015. I know the >> Linux kernel doesn't disappear like a jini on September 30, 2015, but >> there are several long term stable versions that are much newer than >> 7.10. > > I believe you mean 3.10, not 7.10. > > Anyhow, you need to understand that Enterprise Linux distributions are very > different beasts than the other more main stream distributions. > > When Red Hat provides 10 years support from the first release of a major > version of their Enterprise Linux, that implies that Red Hat will support > these "old" versions. I've said it quite often, that with Enterprise Linux > distros you must not look blindly at the version number. You must see what > the 'rpm -q --changelog $PACKAGE' tells you. > > That means that Red Hat will backport upstream fixes and features to the older > versions when there is a need or valid customer demand. Each issue is > evaluated and it is considered how doable it is or not. Where it is doable > and a benefit doing such backports, they are usually done. > > I usually pull out RHEL5 with the 2.6.18 kernel as an example. RHEL5 got KVM > support during it's life cycle. But KVM landed first in 2.6.20-something. > That means that all the KVM features was backported to thje 2.6.18 kernel, > went through QA and was in the end released to customers, with support. And > Scientific Linux benefits from all this work. > > The same goes for bug and security fixes. All important issues are usually > resolved in a very timely manner. > > Yes, the RHEL 7 kernel is based on the 3.10 kernel. But it doesn't mean it is > comparable to an upstream 3.10 kernel at all. You really need to look at the > changelog and release notes from Red Hat. > > I hope this clarifies things a bit. > > > -- > kind regards, > > David Sommerseth > > >> On Sun, Aug 30, 2015 at 9:14 AM, Jamie Duncan <[log in to unmask]> wrote: >>> One with a lot of backports, yes. >>> >>> >>> On Sun, Aug 30, 2015, 9:05 AM Keith Smith <[log in to unmask]> wrote: >>>> >>>> Am I correct that Scientific Linux 7.1 has 3.10 as its version of the >>>> Linux kernel? >>>> >>>> >>>> Keith Smith >> >> >> > -- "Coincidence is what is leftover when the theory isn't good enough" - quoted by John Cleese "Science is the belief in ignorance of experts" - Richard Fenyman