Re: [CentOS] BUG: soft lockup CPU stuck for 10seconds (Server went down)

2011-03-08 Thread Roland RoLaNd
well i'm already running that kernel version. i've upgraded to the latest *194* > Date: Mon, 7 Mar 2011 01:46:45 -0600 > From: thea...@sasktel.net > To: centos@centos.org > Subject: Re: [CentOS] BUG: soft lockup CPU stuck for 10seconds (Server went > down) > > On Mon, 07 Mar 2011 09:31:42 +020

Re: [CentOS] what wrong about my ipv6 address

2011-03-08 Thread Jakub Jedelsky
Dne 7.3.2011 20:56, ann kok napsal(a): > Hi > > I used the command "ip -6 addr add 2001:DB8:CAFE:::12/64 dev eth0" > > to add ipv6 address and can see it in ifconfig > > but can't ping it > > Why? > > Thank you > > # ping6 2001:db8:cafe:::12 > PING 2001:db8:cafe:::12(2001:db8:ca

[CentOS] Internet connection sharing?

2011-03-08 Thread hadi motamedi
Dear All My centos machine is connected to my MS Windows machine on the net.The MS Windows machine is connected to Internet via valid IP address setting and on its secondary ip address setting it can see my centos machine on the intranet.Can you please let me know how can try for Internet connectio

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Jakub Jedelsky
Dne 8.3.2011 10:19, hadi motamedi napsal(a): > Dear All > My centos machine is connected to my MS Windows machine on the net.The > MS Windows machine is connected to Internet via valid IP address > setting and on its secondary ip address setting it can see my centos > machine on the intranet.Can yo

Re: [CentOS] BUG: soft lockup CPU stuck for 10seconds (Server went down)

2011-03-08 Thread David Sommerseth
On 07/03/11 08:31, Roland RoLaNd wrote: > Hello, > > Today my server stopped responding. > i went to the console and on the screen there were a continuous loop of the > following info shown on the screen: > > BUG: soft lockup - CPU#0 stuck for 10s! [java:13959] > > and alot of other information.

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread hadi motamedi
On 3/8/11, Jakub Jedelsky wrote: > Dne 8.3.2011 10:19, hadi motamedi napsal(a): >> Dear All >> My centos machine is connected to my MS Windows machine on the net.The >> MS Windows machine is connected to Internet via valid IP address >> setting and on its secondary ip address setting it can see my

Re: [CentOS] /etc/hosts - hostname alias for 127.0.0.1

2011-03-08 Thread Kai Schaetzl
Keith Keller wrote on Mon, 7 Mar 2011 15:28:55 -0800: > In CentOS, I believe that rc.sysinit will try to set the hostname from > its FQDN (or whatever you have set in /etc/sysconfig/network) without > mucking about with /etc/hosts. Yes. I didn't say it wouldn't. Kai __

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Rudi Ahlers
On Tue, Mar 8, 2011 at 12:09 PM, hadi motamedi wrote: > On 3/8/11, Jakub Jedelsky wrote: >> Dne 8.3.2011 10:19, hadi motamedi napsal(a): >>> Dear All >>> My centos machine is connected to my MS Windows machine on the net.The >>> MS Windows machine is connected to Internet via valid IP address >>>

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread hadi motamedi
On 3/8/11, Rudi Ahlers wrote: > On Tue, Mar 8, 2011 at 12:09 PM, hadi motamedi wrote: >> On 3/8/11, Jakub Jedelsky wrote: >>> Dne 8.3.2011 10:19, hadi motamedi napsal(a): Dear All My centos machine is connected to my MS Windows machine on the net.The MS Windows machine is connecte

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Jakub Jedelsky
Dne 8.3.2011 11:27, hadi motamedi napsal(a): > On 3/8/11, Rudi Ahlers wrote: >> On Tue, Mar 8, 2011 at 12:09 PM, hadi motamedi wrote: >>> On 3/8/11, Jakub Jedelsky wrote: Dne 8.3.2011 10:19, hadi motamedi napsal(a): > Dear All > My centos machine is connected to my MS Windows machin

Re: [CentOS] Internet connection sharing? (OT)

2011-03-08 Thread Steve Barnes
>>> Thank you very much for your reply.I am familiar with internet >>> connection sharing on MS Windows as I have a third XP client on the >>> same net connected to the internet.I tried as the following on my >>> centos: >>> #route add -net default gw 172.18.209.1 >>> Where this is the secondary ip

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread bedo
your topology is below? centos <>xp<--->internet then centos access internet via xp ? 2011/3/8 hadi motamedi > On 3/8/11, Rudi Ahlers wrote: > > On Tue, Mar 8, 2011 at 12:09 PM, hadi motamedi > wrote: > >> On 3/8/11, Jakub Jedelsky wrote: > >>> Dne 8.3.2011 10:19, hadi motamedi napsal(

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread hadi motamedi
On 3/8/11, bedo wrote: > your topology is below? > centos <>xp<--->internet > > then centos access internet via xp ? > > > > 2011/3/8 hadi motamedi > >> On 3/8/11, Rudi Ahlers wrote: >> > On Tue, Mar 8, 2011 at 12:09 PM, hadi motamedi >> wrote: >> >> On 3/8/11, Jakub Jedelsky wrote: >> >>>

Re: [CentOS] /etc/hosts - hostname alias for 127.0.0.1

2011-03-08 Thread Nico Kadel-Garcia
On Tue, Mar 8, 2011 at 12:10 AM, Robert Nichols wrote: > On 03/07/2011 08:21 PM, Nico Kadel-Garcia wrote: >> >> That said, it can be problematic when you "ping $HOSTNAME" and get a >> valid 127.0.0.1 response, and haven't actually tested your external >> port. It also requires thought for configur

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread bedo
OK, i know ,you need ICS with XP ,you can see below: http://www.microsoft.com/windowsxp/using/networking/expert/crawford_02july01.mspx 2011/3/8 hadi motamedi > On 3/8/11, bedo wrote: > > your topology is below? > > centos <>xp<--->internet > > > > then centos access internet via xp ? > > >

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread Ross Walker
On Mar 7, 2011, at 9:55 AM, John Hodrien wrote: > On Mon, 7 Mar 2011, Ross Walker wrote: > >> 1Gbe can do 115MB/s @ 64K+ IO size, but at 4k IO size (NFS) 55MB/s is about >> it. >> >> If you need each node to be able to read 90-100MB/s you would need to setup >> a cluster file system using iSCSI

Re: [CentOS] Dell PERC H800 commandline RAID monitoring tools

2011-03-08 Thread Ross Walker
On Mar 7, 2011, at 3:43 PM, "Dr. Ed Morbius" wrote: > We're looking for tools to be used in monitoring the PERC H800 arrays on > a set of database servers running CentOS 5.5. > > We've installed most of the OMSA (Dell monitoring) suite. > > Our current alerting is happening through SNMP, though

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread Les Mikesell
On 3/8/11 8:32 AM, Ross Walker wrote: > > Why wouldn't you want safe writes? Is that like saying, and if you care for > your data? You don't fsync every write on a local disk. Why demand it over NFS where the server is probably less likely to crash than the writing node? That's like saying yo

Re: [CentOS] yum tries to install a mix of architectures

2011-03-08 Thread Ross Walker
On Mar 7, 2011, at 9:41 AM, Tim Dunphy wrote: > On my centos boxes whenever I try to install packages I get a mix of > packages from the repos that are both i386 and x86_64 in > archictecture: Yum doesn't implicitly know if you want the 64 or 32-bit versions so it selects both. If you only want

[CentOS] CentOS 5.x 32bit VPS Ping Issue

2011-03-08 Thread Matt
I just got an inexpensive VPS too have an outside server to play/test with. I am pinging it every 5 minutes and graphing with MRTG on another CentOS box. This works fine to all servers but the VPS. The first ping to the VPS is always crud and following ones are fine. [root@ns1 scripts]# ping X

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread compdoc
>My centos machine is connected to my MS Windows machine on the net. >The MS Windows machine is connected to Internet via valid IP address >setting and on its secondary ip address setting it can see my centos >machine on the intranet. Connecting any windows based computer directly to the internet

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread Ross Walker
On Mar 8, 2011, at 9:48 AM, Les Mikesell wrote: > On 3/8/11 8:32 AM, Ross Walker wrote: >> >> Why wouldn't you want safe writes? Is that like saying, and if you care for >> your data? > > You don't fsync every write on a local disk. Why demand it over NFS where > the > server is probably le

Re: [CentOS] yum tries to install a mix of architectures

2011-03-08 Thread Tim Dunphy
Hi guys, I took your advice and performed a "yum remove *386" on this box. Also yes I can easily append x86_64 or i386 (depending on the machine) each time I go to install an app. But my question remains is there any way to instruct yum to automatically select the right package architecture thro

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Bart Schaefer
On Tue, Mar 8, 2011 at 1:19 AM, hadi motamedi wrote: > Dear All > Can you please let me know how can try for > Internet connection sharing such that my centos machine can see > internet with minor modifications done? I believe Steve Barnes has the right answer -- you need to configure CentOS to o

Re: [CentOS] Enscript

2011-03-08 Thread Charles Polisher
Hal Davison wrote: > Greetings.. > > Yes ENSCRIPT is a text to PostScript > conversion service. > > As usual, am a bi confused on how to > implement the fit-to-page functionality. > Google resources say it is used then > proceeds to dance around the issue > > Using the -f@W/H option can one

Re: [CentOS] yum tries to install a mix of architectures

2011-03-08 Thread compdoc
>But my question remains is there any way to instruct >yum to automatically select the right package architecture >through a setting in one of the config files rather than >having to specify which architecture you are working with >each time. You can place an exclude statement in /etc/yum.conf _

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Rudi Ahlers
On Tue, Mar 8, 2011 at 5:23 PM, Bart Schaefer wrote: > On Tue, Mar 8, 2011 at 1:19 AM, hadi motamedi wrote: >> Dear All >> Can you please let me know how can try for >> Internet connection sharing such that my centos machine can see >> internet with minor modifications done? > > I believe Steve B

Re: [CentOS] CentOS 5.x 32bit VPS Ping Issue

2011-03-08 Thread Blake Hudson
Sounds like the remote router is having to ARP to find the MAC address of your VPS server. Perhaps its ARP cache is full or it has a relatively short ARP cache TTL. Cisco routers, by default, have a 4 hour timeout. I can't imagine a router having < 5 minute timeout. You could test this by running a

Re: [CentOS] what wrong about my ipv6 address

2011-03-08 Thread ann kok
Hi Thank you for your help I type the ifconfig -a there is ipv6 address inet6 fe80::20c:29ff:fe3c:92a1/64 scope link tentative i also add one inet6 2001:db8:cafe:::12/64 scope global tentative but both are not pingable by ping6 Here are commands you suggested me to run route -n -A in

Re: [CentOS] yum tries to install a mix of architectures

2011-03-08 Thread Tim Dunphy
ok that's great! thank you! On Tue, Mar 8, 2011 at 10:29 AM, compdoc wrote: >>But my question remains is there any way to instruct >>yum to automatically select the right package architecture >>through a setting in one of the config files rather than >>having to specify which architecture you are

[CentOS] Epel and yum downgrade : possible ?

2011-03-08 Thread Philippe Naudin
Hello, Is it possible to downgrade to an old version of a package on epel ? I am in troubles with the new dokuwiki-0-0.6.20101107.a.el5, and cannot find dokuwiki-0-0.4.20091225.c.el5.noarch... Thanks, -- Philippe ___ CentOS mailing list CentOS@centos

Re: [CentOS] what wrong about my ipv6 address

2011-03-08 Thread Steve Clark
On 03/08/2011 10:42 AM, ann kok wrote: Hi Thank you for your help I type the ifconfig -a there is ipv6 address inet6 fe80::20c:29ff:fe3c:92a1/64 scope link tentative i also add one inet6 2001:db8:cafe:::12/64 scope global tentative but both are not pingable by ping6 Here are commands

Re: [CentOS] CentOS 5.x 32bit VPS Ping Issue

2011-03-08 Thread Les Mikesell
On 3/8/2011 8:57 AM, Matt wrote: > I just got an inexpensive VPS too have an outside server to play/test > with. I am pinging it every 5 minutes and graphing with MRTG on > another CentOS box. This works fine to all servers but the VPS. The > first ping to the VPS is always crud and following on

Re: [CentOS] CentOS and Marvell SAS/SATA drivers

2011-03-08 Thread Drew
> I blame Adaptec for the dominance of IDE.  Seriously. > > If Adaptec A) hadn't had the lionshare of the SCSI mindset in the PC > business back in the 90s, and B) hadn't made so much overpriced buggy > crap, we'd all be using SCSI today. Yes and No. I remember playing with it back in the 90's and

Re: [CentOS] CentOS and Marvell SAS/SATA drivers

2011-03-08 Thread Paul Heinlein
On Tue, 8 Mar 2011, Drew wrote: I blame Adaptec for the dominance of IDE.  Seriously. If Adaptec A) hadn't had the lionshare of the SCSI mindset in the PC business back in the 90s, and B) hadn't made so much overpriced buggy crap, we'd all be using SCSI today. Yes and No. I remember playing

Re: [CentOS] yum tries to install a mix of architectures

2011-03-08 Thread Johnny Hughes
On 03/08/2011 09:51 AM, Tim Dunphy wrote: > ok that's great! thank you! > > On Tue, Mar 8, 2011 at 10:29 AM, compdoc wrote: >>> But my question remains is there any way to instruct >>> yum to automatically select the right package architecture >>> through a setting in one of the config files rath

Re: [CentOS] Epel and yum downgrade : possible ?

2011-03-08 Thread Ned Slider
On 08/03/11 15:53, Philippe Naudin wrote: > Hello, > > Is it possible to downgrade to an old version of a package on epel ? I > am in troubles with the new dokuwiki-0-0.6.20101107.a.el5, and cannot > find dokuwiki-0-0.4.20091225.c.el5.noarch... > > Thanks, > You will need to install the "yum-allow

Re: [CentOS] Epel and yum downgrade : possible ?

2011-03-08 Thread Ned Slider
On 08/03/11 16:55, Ned Slider wrote: > On 08/03/11 15:53, Philippe Naudin wrote: >> Hello, >> >> Is it possible to downgrade to an old version of a package on epel ? I >> am in troubles with the new dokuwiki-0-0.6.20101107.a.el5, and cannot >> find dokuwiki-0-0.4.20091225.c.el5.noarch... >> >> Than

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread John Hodrien
On Tue, 8 Mar 2011, Ross Walker wrote: > The OP wanted 90MB/s per node and we have no clue whether the application he > is using is capable of driving 1MB block sizes. I thought he wanted 90MB/s reads per node (and I've demonstrated that's doable with NFS). The only reason I'm not showing it wi

Re: [CentOS] CentOS and Marvell SAS/SATA drivers

2011-03-08 Thread m . roth
Drew wrote: >> I blame Adaptec for the dominance of IDE.  Seriously. >> >> If Adaptec A) hadn't had the lionshare of the SCSI mindset in the PC >> business back in the 90s, and B) hadn't made so much overpriced buggy >> crap, we'd all be using SCSI today. > > Yes and No. I remember playing with it

Re: [CentOS] yum tries to install a mix of architectures

2011-03-08 Thread Akemi Yagi
On Tue, Mar 8, 2011 at 8:54 AM, Johnny Hughes wrote: > I would also do this: > > yum reinstall \* > > The reason being that sometimes the /usr/share/ items (shared between > BOTH packages) get removed when removing multi arch RPMS. The above lines added to the FAQ: http://wiki.centos.org/FAQ/Ge

Re: [CentOS] /etc/hosts - hostname alias for 127.0.0.1

2011-03-08 Thread Johnny Hughes
On 03/07/2011 02:22 PM, m.r...@5-cent.us wrote: > Keith Keller wrote: >> On Mon, Mar 07, 2011 at 10:34:24AM -0600, Sean Carolan wrote: >>> Can anyone point out reasons why it might be a bad idea to put this >>> sort of line in your /etc/hosts file, eg, pointing the FQDN at the >>> loopback address?

[CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
Hi -- I'm running a server which is usually stable, but every once in a while it hangs. The server is used as a file store using NFS and to run VMware machines. I don't see anything in /var/log/messages or elsewhere to indicate any problem or offer any clue why the system was hung. Any suggesti

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread John Hodrien
On Tue, 8 Mar 2011, Ross Walker wrote: > Well on my local disk I don't cache the data of tens or hundreds of clients > and a server can have a memory fault and oops just as easily as any client. > > Also I believe it doesn't sync every single write (unless mounted on the > client sync which is onl

Re: [CentOS] /etc/hosts - hostname alias for 127.0.0.1

2011-03-08 Thread m . roth
Johnny Hughes wrote: > On 03/07/2011 02:22 PM, m.r...@5-cent.us wrote: >> Keith Keller wrote: >>> On Mon, Mar 07, 2011 at 10:34:24AM -0600, Sean Carolan wrote: Can anyone point out reasons why it might be a bad idea to put this sort of line in your /etc/hosts file, eg, pointing the FQDN a

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Les Mikesell
On 3/8/2011 11:24 AM, Michael Eager wrote: > Hi -- > > I'm running a server which is usually stable, but every > once in a while it hangs. The server is used as a file > store using NFS and to run VMware machines. > > I don't see anything in /var/log/messages or elsewhere > to indicate any problem

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread compdoc
>I'm running a server which is usually stable, but every >once in a while it hangs. There can be many reasons for that. One thing I'm curious about - try looking at the reallocated sector count, and current pending sector count for your drives with smartctl. __

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Brian Mathis
On Tue, Mar 8, 2011 at 12:24 PM, Michael Eager wrote: > Hi -- > > I'm running a server which is usually stable, but every > once in a while it hangs.  The server is used as a file > store using NFS and to run VMware machines. > > I don't see anything in /var/log/messages or elsewhere > to indicate

[CentOS] Race condition with mdadm at bootup?

2011-03-08 Thread Chuck Munro
Hello folks, I am experiencing a weird problem at bootup with large RAID-6 arrays. After Googling around (a lot) I find that others are having the same issues with CentOS/RHEL/Ubuntu/whatever. In my case it's Scientific Linux-6 which should behave the same way as CentOS-6. I had the same pro

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
compdoc wrote: >> I'm running a server which is usually stable, but every >> once in a while it hangs. > > > There can be many reasons for that. One thing I'm curious about - try > looking at the reallocated sector count, and current pending sector count > for your drives with smartctl. Thanks f

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
Brian Mathis wrote: > On Tue, Mar 8, 2011 at 12:24 PM, Michael Eager wrote: >> Hi -- >> >> I'm running a server which is usually stable, but every >> once in a while it hangs. The server is used as a file >> store using NFS and to run VMware machines. >> >> I don't see anything in /var/log/messag

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
Les Mikesell wrote: > On 3/8/2011 11:24 AM, Michael Eager wrote: >> Hi -- >> >> I'm running a server which is usually stable, but every >> once in a while it hangs. The server is used as a file >> store using NFS and to run VMware machines. >> >> I don't see anything in /var/log/messages or elsewh

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread compdoc
>The only indication that I had that there was a problem (other >that attached systems were not accessing files) was that the >fan(s) on the server were louder than normal. Are you saying the fans were running faster than normal while it was hung? Or are they louder than usual even while its runni

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread m . roth
Michael Eager wrote: > Brian Mathis wrote: >> On Tue, Mar 8, 2011 at 12:24 PM, Michael Eager wrote: >>> Hi -- >>> >>> I'm running a server which is usually stable, but every >>> once in a while it hangs. The server is used as a file >>> store using NFS and to run VMware machines. >>> >>> I don't

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Scott Silva
on 3/8/2011 10:20 AM Michael Eager spake the following: > Brian Mathis wrote: >> On Tue, Mar 8, 2011 at 12:24 PM, Michael Eager wrote: >>> Hi -- >>> >>> I'm running a server which is usually stable, but every >>> once in a while it hangs. The server is used as a file >>> store using NFS and to ru

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Les Mikesell
On 3/8/2011 12:31 PM, Michael Eager wrote: > >>> Any suggestions where I might look for a clue? >> >> Probably something hardware related. Bad memory, overheating, power >> supply, etc. I've even seen some rare cases where a bios update would >> fix it although it didn't make much sense for a mac

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread John R Pierce
On 03/08/11 7:01 AM, compdoc wrote: > > Connecting any windows based computer directly to the internet is a really > really bad idea... go away. it isn't 1998 anymore. ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinf

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread David Brian Chait
On 03/08/11 7:01 AM, compdoc wrote: > > Connecting any windows based computer directly to the internet is a really > really bad idea... > go away. it isn't 1998 anymore. That may be, but the advice is still valid, windows is infinitely more vulnerable than *NIX on a direct/open connection. Most

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Rudi Ahlers
On Tue, Mar 8, 2011 at 8:59 PM, David Brian Chait wrote: > On 03/08/11 7:01 AM, compdoc wrote: >> >> Connecting any windows based computer directly to the internet is a really >> really bad idea... > >> go away.  it isn't 1998 anymore. > > That may be, but the advice is still valid, windows is inf

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Les Mikesell
On 3/8/2011 12:53 PM, John R Pierce wrote: > On 03/08/11 7:01 AM, compdoc wrote: >> >> Connecting any windows based computer directly to the internet is a really >> really bad idea... > > go away. it isn't 1998 anymore. Still, consumer type NAT routers are really cheap, take little power, and wo

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread David Brian Chait
> Do you have any proof of this? OR are you making assumptions of past > experiences? We have many Windows server on the net, directly with > very few hassles. I have never had a *NIX server under my charge hacked, I have had several Windows machines (those directly connected to the internet) ha

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
compdoc wrote: >> The only indication that I had that there was a problem (other >> that attached systems were not accessing files) was that the >> fan(s) on the server were louder than normal. > > Are you saying the fans were running faster than normal while it was hung? > Or are they louder than

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread John R Pierce
On 03/08/11 10:59 AM, David Brian Chait wrote: > > That may be, but the advice is still valid, windows is infinitely more > vulnerable than *NIX on a direct/open connection. Most corps filter traffic > to windows boxes through intermediaries to limit risk. Corps firewall their unix servers too.

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread John R Pierce
On 03/08/11 11:09 AM, Les Mikesell wrote: > On 3/8/2011 12:53 PM, John R Pierce wrote: >> On 03/08/11 7:01 AM, compdoc wrote: >>> Connecting any windows based computer directly to the internet is a really >>> really bad idea... >> go away. it isn't 1998 anymore. > Still, consumer type NAT routers

Re: [CentOS] yum tries to install a mix of architectures

2011-03-08 Thread Nico Kadel-Garcia
On Tue, Mar 8, 2011 at 12:05 PM, Akemi Yagi wrote: > On Tue, Mar 8, 2011 at 8:54 AM, Johnny Hughes wrote: > >> I would also do this: >> >> yum reinstall \* >> >> The reason being that sometimes the /usr/share/ items (shared between >> BOTH packages) get removed when removing multi arch RPMS. > >

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
m.r...@5-cent.us wrote: > Michael Eager wrote: >> Brian Mathis wrote: >>> On Tue, Mar 8, 2011 at 12:24 PM, Michael Eager wrote: Hi -- I'm running a server which is usually stable, but every once in a while it hangs. The server is used as a file store using NFS and to run

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
Scott Silva wrote: > Did you try the obvious stuff for older equipment? Remove and reseat ALL cards > and memory, several times, to clean off any oxidation from contacts. > Blow out any dust and collected lint. > reseat drive cables. Not yet, but that's always a good idea. -- Michael Eagere

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread compdoc
>Windows since XP SP2 has had a perfectly decent firewall >built in and enabled by default. Selinux is installed by default too, and usually the first thing that's disabled when something isn't working, just as it is with windows users. You are right about one thing: It's not 1998. It's a lot les

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread m . roth
Rudi Ahlers wrote: > On Tue, Mar 8, 2011 at 8:59 PM, David Brian Chait > wrote: >> On 03/08/11 7:01 AM, compdoc wrote: >>> >>> Connecting any windows based computer directly to the internet is a >>> really really bad idea... >> >>> go away.  it isn't 1998 anymore. >> >> That may be, but the advice

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread m . roth
John R Pierce wrote: > On 03/08/11 10:59 AM, David Brian Chait wrote: >> >> That may be, but the advice is still valid, windows is infinitely more >> vulnerable than *NIX on a direct/open connection. Most corps filter >> traffic to windows boxes through intermediaries to limit risk. > > Corps firew

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
Michael Eager wrote: > m.r...@5-cent.us wrote: >> Suggestion 1: ->from the console<-, run >> setterm --powersave off >> That way, even if you connect a monitor (in our, uh, "computer labs", we >> have a monitor-on-a-stick), you'll still see what's on the screen at the >> end, not the power save bl

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread m . roth
Michael Eager wrote: > m.r...@5-cent.us wrote: >> Michael Eager wrote: >>> Brian Mathis wrote: On Tue, Mar 8, 2011 at 12:24 PM, Michael Eager wrote: > > I'm running a server which is usually stable, but every > once in a while it hangs. The server is used as a file > sto

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread John R Pierce
On 03/08/11 11:41 AM, m.r...@5-cent.us wrote: > And I know of a major incident, the vector and targets being all Windows > systems. Sorry, I literally can't speak about how I know or more > details duh. theres a lot more Windows systems out there than everything else put together. of COURSE

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread m . roth
compdoc wrote: >>Windows since XP SP2 has had a perfectly decent firewall >>built in and enabled by default. > > Selinux is installed by default too, and usually the first thing that's > disabled when something isn't working, just as it is with windows users. > > You are right about one thing: It's

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread John R Pierce
On 03/08/11 11:47 AM, m.r...@5-cent.us wrote: > > Yup. Last time I saw a story about someone hanging an unprotected Windows > box on the 'Net, late last year, I think, it was down from 12 min to 5 min > before it was attacked. and how long after you connect a 'nix box before worms start port knoc

Re: [CentOS] Load balancing...

2011-03-08 Thread Iain Morris
I'm surprised to see so many choosing HAProxy over LVS, which seems fairly integrated into Red Hat's offerings, with full documentation and rpms in CentOS and RHN. I've set up LVS before for an internal java application and it seemed straightforward after understanding arptables, etc. Is HAProxy

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Rudi Ahlers
On Tue, Mar 8, 2011 at 10:01 PM, John R Pierce wrote: > On 03/08/11 11:47 AM, m.r...@5-cent.us wrote: >> >> Yup. Last time I saw a story about someone hanging an unprotected Windows >> box on the 'Net, late last year, I think, it was down from 12 min to 5 min >> before it was attacked. > > and how

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread m . roth
John R Pierce wrote: > On 03/08/11 11:47 AM, m.r...@5-cent.us wrote: >> >> Yup. Last time I saw a story about someone hanging an unprotected >> Windows box on the 'Net, late last year, I think, it was down from 12 min to 5 >> min before it was attacked. > > and how long after you connect a 'nix box

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Michael Eager
m.r...@5-cent.us wrote: > Michael Eager wrote: >> House-built, Gigabyte MB, AMD Phenom II X6, 6Gb RAM. > > Any chance the problem's with the video card? Video is on the MB. It doesn't seem likely that it's the video, since the system doesn't respond to network when it crashes. It could be anyt

Re: [CentOS] Load balancing...

2011-03-08 Thread Brian Mathis
On Tue, Mar 8, 2011 at 3:26 PM, Iain Morris wrote: > On Mon, Mar 7, 2011 at 3:44 AM, Nico Kadel-Garcia wrote: >> >> On Mon, Mar 7, 2011 at 1:36 AM, David Brian Chait >> wrote: >> > >> >> On Mon, Mar 7, 2011 at 4:40 AM, Tim Dunphy >> >> wrote: >> >> however for my purpose open and free HAProxy r

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread compdoc
> And I know of a major incident, the vector and targets being all >Windows systems. Sorry, I literally can't speak about how I know >or more details I've been removing java from the computers I service. It's not used much if at all, and it's a vector. On one workstation I monitor, the java u

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread John R Pierce
> Video is on the MB. It doesn't seem likely that it's > the video, since the system doesn't respond to network > when it crashes. bad video hardware or drivers can easily crash the system If its running an X windows display of any sort, I'd suggest trying it in text-only mode. in /etc/initt

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread wessel van der aart
thanks for all the response , really gives me a good idea where to pay attention to. the software we're using to distribute our renders is RoyalRender, i'm not sure if any optimization is possible, i'll check it out. so far it seems that the option of using nfs stands or falls with he use of sync.

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread m . roth
John R Pierce wrote: > >> Video is on the MB. It doesn't seem likely that it's >> the video, since the system doesn't respond to network >> when it crashes. > > bad video hardware or drivers can easily crash the system > > If its running an X windows display of any sort, I'd suggest trying it > in

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread Les Mikesell
On 3/8/2011 3:14 PM, wessel van der aart wrote: > > the software we're using to distribute our renders is RoyalRender, i'm not > sure if any optimization is possible, i'll check it out. > so far it seems that the option of using nfs stands or falls with he use > of sync. > does anyone here uses nfs

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Rudi Ahlers
On Tue, Mar 8, 2011 at 10:46 PM, compdoc wrote: > > Google Chrome , or even Firefox are the way to go for visiting those > websites that no one admits to visiting... > > Are you referring to website like http://www.microsoft.com and http://technet.microsoft.com/? ;) -- Kind Regards Rudi Ahlers

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Dr. Ed Morbius
on 09:24 Tue 08 Mar, Michael Eager (ea...@eagerm.com) wrote: > Hi -- > > I'm running a server which is usually stable, but every > once in a while it hangs. The server is used as a file > store using NFS and to run VMware machines. > > I don't see anything in /var/log/messages or elsewhere > to

Re: [CentOS] Internet connection sharing?

2011-03-08 Thread Eero Volotinen
2011/3/8 John R Pierce : > On 03/08/11 11:47 AM, m.r...@5-cent.us wrote: >> >> Yup. Last time I saw a story about someone hanging an unprotected Windows >> box on the 'Net, late last year, I think, it was down from 12 min to 5 min >> before it was attacked. > > and how long after you connect a 'nix

Re: [CentOS] Server hangs on CentOS 5.5

2011-03-08 Thread Dr. Ed Morbius
on 10:31 Tue 08 Mar, Michael Eager (ea...@eagerm.com) wrote: > Les Mikesell wrote: > > On 3/8/2011 11:24 AM, Michael Eager wrote: > >> Hi -- > >> > >> I'm running a server which is usually stable, but every > >> once in a while it hangs. The server is used as a file > >> store using NFS and to run

[CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Todd Cary
When trying to do a yum update, I am told I need more space in /boot. When I check the contents of /boot (ls -l /boot), there are no files. If I do a df -h, there is no available space yet it shows that it has a lot of used space. The fstab shows the following: # This file is edited by fstab

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Simon Matter
> When trying to do a yum update, I am told I need more space in > /boot. When I check the contents of /boot (ls -l /boot), there > are no files. Hm, that's not good. > > If I do a df -h, there is no available space yet it shows that it > has a lot of used space. Is /boot mounted? Please show a

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Steve Barnes
> When trying to do a yum update, I am told I need more space in > /boot. When I check the contents of /boot (ls -l /boot), there > are no files. > > If I do a df -h, there is no available space yet it shows that it > has a lot of used space. > > The fstab shows the following: > > # This file is e

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Todd Cary
Here is the output of mount: /dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw) none on /proc type proc (rw) none on /sys type sysfs (rw) none on /dev/pts type devpts (rw,gid=5,mode=620) usbfs on /proc/bus/usb type usbfs (rw) /dev/hdc1 on /boot type ext3 (rw) none on /dev/shm type tmpfs (rw) none

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread John R Pierce
On 03/08/11 3:17 PM, Todd Cary wrote: > Here is the output of mount: > > /dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw) > none on /proc type proc (rw) > none on /sys type sysfs (rw) > none on /dev/pts type devpts (rw,gid=5,mode=620) > usbfs on /proc/bus/usb type usbfs (rw) > /dev/hdc1 on /boot

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Simon Matter
> Here is the output of mount: > > /dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw) > none on /proc type proc (rw) > none on /sys type sysfs (rw) > none on /dev/pts type devpts (rw,gid=5,mode=620) > usbfs on /proc/bus/usb type usbfs (rw) > /dev/hdc1 on /boot type ext3 (rw) ^ It's mounted he

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Les Mikesell
On 3/8/2011 5:17 PM, Todd Cary wrote: > Here is the output of mount: > > /dev/hdc1 on /boot type ext3 (rw) > > Does not appear to be mounted...correct? Looks like /dev/hdc1 to me. Is this a strictly-IDE system with boot disk/CD cables backwards from normal? -- Les Mikesell lesmikes...@

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Todd Cary
Simon - Did I screw up? I deleted what was in /boot! Todd On 3/8/2011 3:31 PM, Simon Matter wrote: >> Here is the output of mount: >> >> /dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw) >> none on /proc type proc (rw) >> none on /sys type sysfs (rw) >> none on /dev/pts type devpts (rw,gid=5,

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Simon Matter
> Simon - > > Did I screw up? I deleted what was in /boot! Yes :( Now don't reboot! Wait for the next mail... Simon > > Todd > > On 3/8/2011 3:31 PM, Simon Matter wrote: >>> Here is the output of mount: >>> >>> /dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw) >>> none on /proc type proc (r

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Todd Cary
Les - This is a one disk simple server I use for exchanging files (ftp) and post images. It has not been touched in a LONG time other than yum update and rsync. One of the reasons I am not very compitent with Linux...set it up and it just runs. Todd On 3/8/2011 3:38 PM, Les Mikesell wrote:

Re: [CentOS] [Newbie] Reclaiming /boot space

2011-03-08 Thread Todd Cary
There are 135 items in trash...hopefully that can save me. Todd On 3/8/2011 3:42 PM, Simon Matter wrote: >> Simon - >> >> Did I screw up? I deleted what was in /boot! > Yes :( > > Now don't reboot! > > Wait for the next mail... > > Simon > >> Todd >> >> On 3/8/2011 3:31 PM, Simon Matter wrote: >

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