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Architectures and Kernel

  1. What kernel am I running?
    [root@kvm4 ~]# uname -r
  2. What architecture am I running on?
    [root@kvm4 ~]# uname -a
    Linux 2.6.32-71.el6.x86_64 #1 SMP Fri May 20 03:51:51 BST 2011 x86_64 x86_64 x86_64 GNU/Linux
    [root@kvm4 ~]# arch
  3. Kernel messages
    [root@kvm4 ~]# grep kernel /var/log/messages
    Jan  1 08:06:01 kvm4 kernel: imklog 4.6.2, log source = /proc/kmsg started.