On Wed, Feb 8, 2012 at 5:52 PM, Chris <xchris89x at googlemail.com> wrote: > 2012/2/8 Tony Schreiner <anthony.schreiner at bc.edu>: > > > > On Feb 8, 2012, at 4:22 PM, Chris wrote: > > > >> Hi, > >> > >> I have several machines running CentOS 6.2 and a strange problem with > >> the hostname of one machine... After every reboot it loses the fqdn > >> hostname. > >> > >> Here is my confguration: > >> > >> ifconfig | grep "inet addr" > >> inet addr:10.0.0.12 Bcast:10.0.0.255 Mask:255.255.255.0 > >> inet addr:127.0.0.1 Mask:255.0.0.0 > >> > >> /etc/sysconfig/network > >> > >> NETWORKING=yes > >> HOSTNAME=x800.mydomain.local > >> GATEWAY=10.0.0.1 > >> > >> 127.0.0.1 localhost localhost.localdomain localhost4 > localhost4.localdomain4 > >> ::1 localhost localhost.localdomain localhost6 > localhost6.localdomain6 > >> 10.0.0.12 x800.mydomain.local x800 > >> > >> ... after a reboot: > >> > >> hostname > >> x800.mydomain.local < OK > >> > >> hostname -f > >> hostname: Unknown host < NOT OK > >> > >> dnsdomainname > >> dnsdomainname: Unknown host < NOT OK > >> > >> If I set the hostname manually: > >> > >> hostname x800.mydomain.local > >> > >> hostname -f > >> x800.mydomain.local < OK > >> > >> dnsdomainname > >> mydomain.local < OK > >> > >> Everything is okay ... > >> > >> Something I've never experienced before. Does anyone have an idea? > >> > >> thx > >> > >> -- > >> Chris > > > > When I strace hostname -f I see it checking with my name server. > > Are your 2 systems set up differently with respect to name resolution > and/or DNS? > > I have 5 systems with the same DNS configuration. (name servers in > /etc/resolv.conf) > > It seems that /etc/hosts is ignored.. on this system only. But I do > not know why :( > > -- > Chris > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > Chris, verify the config in your /etc/nsswitch.conf -- Kind Regards Earl Ramirez