On Thu, Nov 20, 2008 at 7:36 AM, jam <[EMAIL PROTECTED]> wrote:
> > Previously I configured my DNS under bind. However, I noticed that after
> > booting 4 or 5 thin clients, bind9 would magically stop replying to
> > queries. At this point, sudo would become very slow and few of my clients
> > would be able to boot or even get IP addresses from the server.
> >
> > Neither dhcp3-server nor sudo should be making DNS lookups. My hosts file
> > looks like so:
> >
> > ===
> > 127.0.0.1 localhost
>
> > 127.0.1.1 mars.schoolsite.local mars
> >
> > 192.168.1.8 mars.schoolsite.local mars
> > 192.168.11.254 mars.schoolsite.local mars
>
> [snip]
> So who is mars 127.0.0.1, 182.168.1.9 or 192.168.11.254
> Don't know if THIS causes your problem, I've never tried something as umm
> not-
> clever as this. But this is NOT good
Wait, what?
/etc/hosts entries shouldn't kill bind, no matter what. And my nsswitch.conf
clearly picks files before dns.
===
[EMAIL PROTECTED]:~$ cat /etc/nsswitch.conf
# /etc/nsswitch.conf
#
# Example configuration of GNU Name Service Switch functionality.
# If you have the `glibc-doc-reference' and `info' packages installed, try:
# `info libc "Name Service Switch"' for information about this file.
passwd: compat
group: compat
shadow: compat
hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4
networks: files
protocols: db files
services: db files
ethers: db files
rpc: db files
netgroup: nis
===
mars is the name of the server.
mars.schoolsite.local is the fqdn.
127.0.1.1 is a localhost alias. It's a default fill-me-in entry in ubuntu.
the two other addresses are hostnames of the different interfaces.
Now if you have DNS why is there an entry for mars in /etc/hosts. That is
> not
> BAD but certainly not GOOD. See /etc/nsswitch.conf
I have no idea why it is not good to have a host entry in case your dns goes
down.
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