. You need the output from dig and
ifconfig again?
No, if yum update worked we know the network is OK. What happens if
run 'init 3' (should shut down the partly-working X session), and then
'startx' which will start a new one under your existing login?
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On Thu, Mar 28, 2013 at 1:34 PM, Robert Benjamin benj...@cox.net wrote:
On 3/28/2013 1:29 PM, Les Mikesell wrote:
On Thu, Mar 28, 2013 at 12:19 PM, Robert Benjamin benj...@cox.net wrote:
Things never work very well for me before having coffee either, but
that's probably not the real solution
in in character mode. After logging in, 'startx' will start up X
and your desktop session. I was hoping this might display a better
diagnostic for whatever problem you have - and as Mark says you can
easily kill it and drop back to the character mode session.
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are able to log in, and the results from 'cat
/etc/resolv.conf. The first should show the IP address assigned by
DHCP from the router, and the second will have the DNS nameserver
address(es).
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in /etc/hosts to satisfy the need for a
hostname..
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do a 'yum update' on
general principles if you at least have the network running.
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keep coming back?
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but it shouldn't be necessary.
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... and that
Koko the gorilla had 550 in ASL
Well, character mode is about as ancient, in hi-tech years...
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/docs/2.2/howto/auth.html.
You'll have to decide how you want to store the passwords and set up
the restrictions on the top-level directory for each site.
http://httpd.apache.org/docs/2.2/howto/auth.html
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with something that will
scale up if you need it later.
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yourself, that means they do block port 25.
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likely to fail.
I don't see any possibility of changing this, so what else is there
to do but rant?
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On Fri, Mar 15, 2013 at 10:58 AM, Gordon Messmer yiny...@eburg.com wrote:
On 03/15/2013 08:32 AM, Les Mikesell wrote:
As long as the distro requires the use of a
repository that by policy excludes things that almost everyone needs
we are pretty much forced to
Les, calm down. Both CentOS
to the point that it causes trouble
for even very experienced admins and everyone needs to be aware of it.
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of those packages show up in base or one
from centos extras show up in epel. It is one of those thing that
bothers me because there should be a technical solution to getting
matching components together but there isn't for policy reasons.
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On Thu, Mar 14, 2013 at 2:00 PM, m.r...@5-cent.us wrote:
Oh, yes - what are the permissions on /etc/httpd/conf and /etc/httpd/conf.d?
And if selinux is enabled, do you see denials in
/var/log/audit/audit.log for the files in question?
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can't connect there from home either.
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-Server
But note that if you are going to use it a lot, you would get better
performance with freenx on the CentOS side and the NX client from
www.nomachine.com on the windows side.
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or
the connection may be blocked somewhere and it would retry for a
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it offloads the parity computation.
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IP_address 25' as a quick way
to see if tcp/25 is permiited.
I can't connect now, though, so either postfix is not listening or
there is a firewall somewhere.
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amavisd restart
Shutting down amavisd: fetch_modules: error loading required module
MIME/Head.pm:
Can't locate Mail/Header.pm in @INC (@INC contains:
That sounds like you installed something that wasn't rpm-packaged
(why?) and you are missing dependencies.
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It should already know where to look if you installed it via yum and
let it pull in the dependencies. Is this the amavisd-new package from
EPEL?
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On Wed, Mar 13, 2013 at 11:33 PM, Austin Einter austin.ein...@gmail.com wrote:
Hi Les Mikesell
The rpm installed in my m/c is *amavisd-new-2.6.4-2.el6.noarch*.
I believe it is from epel (I have epel repo enabled).
Is it incompatible?
An unmodified version seems to start OK. Are you sure
at:
/usr/lib/perl5/vendor_perl/5.8.5/Mail/Header.pm?
If it is from a package,
rpm -q --whatprovides /usr/lib/perl5/vendor_perl/5.8.5/Mail/Header.pm
should tell you. Try to install the right version of that.
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MimeDefang these days
too, but it took it much longer to make it usable.
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to debug LVM stuff. But if you can boot in
rescue mode just on general principles I would chroot into
/mnt/sysimage, rebuild the initrd and reinstall grub.
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to tell yum to re-install the current kernel?
If you can do that from the rescue chroot the rpm scripts should
rebuild the initrd for you - and maybe that step was interrupted in
the earlier update attempt.
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'
messages to allow from a single IP?
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, logging the reverse-DNS isn't
particularly useful there. Turn it off and you should get the number
in the logs.
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would hit the bad copy, but when you look for it everything
looks OK...
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I don't think it is that useful anyway.
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on CentOS 6 has -4 and -6 options for this.
What rpm? I tried a 'yum whatprovides nc' and got nothing.
Is that a trick question? Try:
yum info nc
'yum search nc' would be the first thing to try, but you have to sort
through a lot of partial-match cruft.
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the first one fails, so your grub setup might be
wrong even after you do it on the 2nd disk - and that would be the
same with/without raid. As long as you are prepared to boot from a
rescue disk you can fix it easily anyway.
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on Centos5 under Centos6? I
once booted a centos5 box with the initial centos6 'live' CD and it
permanently broke all of the auto-detected mirrors so I have been a
little reluctant to it again.
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addresses on the
new server until you are sure that everything knows the new one.
More drastically, but sometimes easier, you could also convert the old
machines to VMs running on a single physical host which would let you
consolidate the hardware without many logical changes.
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quite understand how filesystems are supposed to work.
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On Wed, Mar 6, 2013 at 2:16 PM, Gordon Messmer yiny...@eburg.com wrote:
On 03/06/2013 11:49 AM, Les Mikesell wrote:
I wouldn't hold my breath. Someone on the backuppc list reported that
it had a tiny limit on hardlinks which would make it seem to me like
they don't quite understand how
start is aligned? Gparted seems to do that
by default. Also, is it possible to make the raid auto-assemble at
boot like smaller ones do?I had to put an ARRAY entry into
/etc/mdadm.conf with the devices but I think someone advised doing
set partition number raid on in parted.
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it...
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could run everywhere without
something silly like bluestacks.
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a large codebase. Then
tell me what can do it faster.
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install on a centos box.
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.
But wait - wasn't making the code 'free' supposed to take care of all
those issues since everyone can now see the problems and contribute
the fixes? I think RMS may have led us astray.
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far I don't see the improvement that we were
supposed to be waiting for...
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reasons eventually leak out and have to be fixed.
And hackers are incredibly sophisticated these days. Even in the
Centos 5.3 era I saw URL attacks in the wild that would use a spring
(java lib) bug to execute commands to trigger the kernel's root
escalation bug.
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that
prevent combining it with any other components.
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, long ago RH shipped Netscape binaries...
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-be monopolies that want to lock you in forever
But starting with OSX, they inherited most of the unix-like goodness
from *bsd, so you aren't really stuck with their toy single-user
interface that they still stick on top. Ssh in and fire up vi if you
like.
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as root and allowing open read access to
home directories for easy cooperation among the machine users became
unusual, anyway.
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the logs filled up with
requests that were intended to run up to run up some other sites ad
counters. It is too far back to remember if that was the default from
the install or was related to what I did to enable the specific proxy
functions I needed, though.
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and proxying other paths to other programs.If port 8080
is open and you don't need to restrict access to other tomcat apps you
might as well go direct.
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are propagating to various locations.
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everyone
with an IP address.
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to have this problem, he says.
He thinks it's on the Centos side of things.
Some of the Centos mirrors sites are insanely fast - maybe when they
are syncing stuff out it overloads some intermediate connections.
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-homed and do their own BGP routing will
have fairly specific routes showing up in the bgp tables that you can
query from the looking glass tools and if they fall completely off the
grid the routes will disappear.
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://www.lookinglass.org/
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want to parse/scan headers and content and react accordingly.
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update
and disconnect (or not). Nohup will redirect stdout and stderr to
a file named nohup.out that you can check later if you haven't already
redirected elsewhere and disconnects the command from the terminal
session so it won't be killed if you log out or disconnect.
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of the outdated version into the
specified directory.
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it to?
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server)..
That should work, but what happens if they ever get out of sync? How
long will it take drbd to catch up with something that size?
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your targets. That
will figure out what updates you need and download to the yum cache
directory but not install them.Then when you log in and run 'yum
update' you'll still see the list and have a chance to cancel, but the
download step is instant since the rpms are already there.
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domain.com an A record
pointing to something that can run a web server that does a client
redirect to www.domain.com. And even then https will show an invalid
cert before the redirect unless you have one specifically for
domain.com.
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a lot of local or 3rd party apps
and thus should never have a reason to need anything but moderately
frequent 'yum -y update' runs. What kind of time and resources does
it take to understand, set up, and manage one of these beasts?
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, but then I would only want the email IF there
was something to update, at my limited use of this option does not show
anything to trigger a notify on changes. Does anyone know of a script
that would do this?
How about just joining the centos-announce mail list?
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, as long as you
haven't automated the same change across all of them, it shouldn't
affect anything else.
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to become root after some other exploit permits local access.
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in a freenx session.
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historically been pretty common.
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or different NIC types,
that order isn't predictable.
I am beginning to believe that. I guess some more research is in order.
You can nail it down if you create the udev rule yourself.
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= option to yum only when installing/updating specific
packages. And I always make sure that the system is up to date from
the base/epel repos before doing that. And even at that there are
some epel packages that would cause conflicts if I tried to add them.
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it there. I manually edited the file. When I saved the file,
NM seems to have noticed the change and auto-restarted the interface.
If you aren't moving this box around onto different networks all the
time just get rid of NetworkManager so it will stop screwing up your
settings.
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not sure what
happens if you don't install it at all - that would probably be even
better.
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change
something that doesn't affect the address you can usually stay
connected if you put both commands on one line with a ; separator.
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MAC
address, that interface should not start.
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about
depending on files that sometimes magically get re-written - and don't
really understand the things that can trigger it.
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re-writes 70-persistent-net.rules itself, the names will
change and the NIC ordering is unpredictable. And if you script a
fixup, it's just another line or two to fix the matching ifcfg-*
files.
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name once
it is in place in that file.
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the MAC address.
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be broken by then, though. I do see how not
using the same names the kernel would auto-assign would avoid the race
problem, but I'm not sure it happens in CentOS. If you use fedora,
you deserve the extra bugs.
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to put what the system expects in there. In fact I usually start
with the copy that already has the right MAC and add everything else.
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production shows that i am right and know what i am doing
Sure, but there is always more than one way to do things. And like the
people who sell investments are fond of saying, past performance is
no guarantee of future results.
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-rules in /root/
If the files exist and MACs are correct they normally don't change -
but I'm not quite sure what triggers kudzu to change things.
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versions.
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data centers, the UPS VAR would
be on a service contract, and THEY would be replacing the batteries on
schedule as part of that contract. Time is Money.
Yeah, but money is money too... Why use CentOS if you like throwing
money at service contracts?
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that this would come out
differently if you added the new card, booted, then shut down and
removed the old card.
Is there anyone here who actually knows how this is supposed to work?
Randomly, I guess...
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was *dreadful*, couldn't find
anything.
On the other hand, if you wrote a perl program following those
examples, it would almost certainly still run today, with the only
change it might need being to escape @ symbols that you had in
double-quoted strings. That's pretty rare.
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using
KR C which needed some changes when compilers started demanding the
syntax from the ANSI changes. Or worse, some compiler with it's own
unique syntax.
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On Thu, Feb 14, 2013 at 11:00 AM, Les Mikesell lesmikes...@gmail.com wrote:
Reminds me of the *only* O'Reilly book I didn't like: I think it was
Larry's original book on Perl - the index was *dreadful*, couldn't find
anything.
On the other hand, if you wrote a perl program following those
it up when they start so things like your login
prompt won't change until the next login.
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of the changes
between that and some current version.
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perfectly well for years, mostly with no attention, yet someone thinks
they have to change it in incompatible ways.
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