[CentOS] resolving names it is really slow slow with CentOS5.x using named

Tue May 26 00:09:49 UTC 2009
Victor Padro <vpadro at gmail.com>

On Mon, May 25, 2009 at 4:23 PM, carlopmart <carlopmart at gmail.com> wrote:

> Victor Padro wrote:
> >
> >
> > On Mon, May 25, 2009 at 4:05 PM, carlopmart <carlopmart at gmail.com
> > <mailto:carlopmart at gmail.com>> wrote:
> >
> >     RobertH wrote:
> >      > ive read most of the thread, yet not all. forgive me as i might
> >     have missed
> >      > some of this below in helping...
> >      >
> >      > carlopmart,
> >      >
> >      > what is in your /etc/resolv.conf
> >
> >     search hpulabs.org <http://hpulabs.org>
> >     nameserver 127.0.0.1
> >
> >      >
> >      > is it configured correctly?
> >      >
> >      > are you using ipv6?
> >
> >     no.
> >
> >      >
> >      > if not, is it fully disabled / turned off?
> >      >
> >      > in modprobe.conf put
> >      >
> >      > alias net-pf-10 off
> >      > alias ipv6 off
> >
> >     I have configured this previously ..
> >
> >
> >      >
> >      > reboot...
> >      >
> >      > also, are you loading those other opsys on the same machine and
> >     getting good
> >      > results or different machines?
> >
> >     I have good results using different operating systems but using same
> >     hardware ..
> >
> >
> >      >
> >      > testing other opsys on different hardware could be problematic.
> >      >
> >      > did you bother to check the physical ports to see if any problems
> >     in the
> >      > switch or with ethtool on the server interface ?
> >
> >     No, I didn't do it because i have good results using other opsys ...
> >      >
> >      > thoughtfully consinder following advise of others re: tcp and dns
> >      >
> >      > cables...
> >      >
> >      >  - rh
> >      >
> >      > _______________________________________________
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> >      > CentOS at centos.org <mailto:CentOS at centos.org>
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> >      >
> >
> >
> >     --
> >     CL Martinez
> >     carlopmart {at} gmail {d0t} com
> >     _______________________________________________
> >     CentOS mailing list
> >     CentOS at centos.org <mailto:CentOS at centos.org>
> >     http://lists.centos.org/mailman/listinfo/centos
> >
> >
> > Have you double checked your SELinux config?
>
> SeLinux is disabled on both CentOS servers ...
>
> >
> > You said you tested different OS'es on the same hardware?  or tested
> > different OS'es on the same hardware but different servers?
>
> Same hardware and same server, because all opsys are installed on a ESXi
> 3.5u4
> server with vmware tools ...
>
> >
> > Maybe remotely could be a faulty NIC.
>
> Maybe, but why only centos have problems??
>
>
> >
> >
> >
> > --
> > "It is human nature to think wisely and act in an absurd fashion."
> >
> > "Todo el desorden del mundo proviene de las profesiones mal o
> > mediocremente servidas"
> >
> >
> > ------------------------------------------------------------------------
> >
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>
>
> --
> CL Martinez
> carlopmart {at} gmail {d0t} com
> _______________________________________________
> CentOS mailing list
> CentOS at centos.org
> http://lists.centos.org/mailman/listinfo/centos
>


So, the problem resides on an ESXi CentOS VM?

I thought you were using a dedicated server though.

If so, what are you using as a NIC?

Sometimes the driver for e1000 gets faulty on RHEL/CentOS VMs, happened to
me a couple times, just add a new NIC to solve that.


-- 
"It is human nature to think wisely and act in an absurd fashion."

"Todo el desorden del mundo proviene de las profesiones mal o mediocremente
servidas"
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