Re: [CentOS] CentOS 5.2 with IBM SERVERAID 6i

[EMAIL PROTECTED] wrote: > My question now is: what would be the better way to implement RAID 5 > on this server? Should I use the detected array and respective driver > or should I delete the array and go for Linus Software RAID? > I've installed RHEL 4 on several IBM eSeries servers with ServeRai

Re: [CentOS] Re: how to debug hardware lockups?

Rudi Ahlers wrote: > Sure, I understand that. But then again, on my Dell servers, when I > have problems, I sit with the same issues. And those expensive > motherboards doesn't give me anything more than the cheaper ones. In > fact, when the RAM failed on the Dell's, they were unusable untill I >

[CentOS] Re: how can I stress a server?

on 11-17-2008 11:36 PM Rudi Ahlers spake the following: > On Tue, Nov 18, 2008 at 9:27 AM, Rudi Ahlers <[EMAIL PROTECTED]> wrote: >> On Tue, Nov 18, 2008 at 9:19 AM, John R Pierce >> wrote: >>> Rudi Ahlers wrote: Hi all, I have a server, with an Intel DG35EC motherboard, Q9300 CPU,

[CentOS] Re: how can I stress a server?

on 11-17-2008 11:13 PM Rudi Ahlers spake the following: > Hi all, > > I have a server, with an Intel DG35EC motherboard, Q9300 CPU, 8GB > Kingston DDRII RAM which can't take a lot of load. I have 4 XEN VPS's > on there, which doesn't consume more than 4GBM RAM at this stage. Yet, > the machine sky

[CentOS] Re: HW issue during instalaltion

on 11-18-2008 10:03 AM MHR spake the following: > On Tue, Nov 18, 2008 at 7:18 AM, Phil Schaffner > <[EMAIL PROTECTED]> wrote: >> Same here; however, on a similar-but-different Shuttle box I bought for my >> son recently the only Linux I could get to install was the Ubuntu Intrepid >> Ibex beta (re

Re: [CentOS] how to debug hardware lockups?

Ross Walker wrote: > Ah, memory mapped files, another very good reason to use ECC with > large memory machines. Normal ECC doesn't seem to be all that great IMO, though I have been very impressed with HP's Advanced ECC it seems much more resilient to memory errors. Bad ram has been my #1 source f

Re: [CentOS] how can I stress a server?

On Tue, 2008-11-18 at 11:25 +0200, Rudi Ahlers wrote: > But, how can I put a LOT of load onto it, and see what's causing the > problem? For all I know, the motherboard could be faulty, or the CPU, > or maybe even the SATA bus? stress! Configured correctly it will abuse a server pretty hard http:/

Re: [CentOS] how to debug hardware lockups?

On Nov 18, 2008, at 6:05 PM, Les Mikesell <[EMAIL PROTECTED]> wrote: nate wrote: Les Mikesell wrote: Yes, apparently RAM errors can be subtle and only appear when certain adjacent bit patterns are stored - or when the moon is in a certain phase or something. Don't forget cosmic rays http://

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

On Nov 18, 2008, at 5:11 AM, Rainer Duffner <[EMAIL PROTECTED]> wrote: Rudi Ahlers schrieb: Oh, and don't take this the wrong way, but the link to a microsoft related program (in my opinion) is even more OT. Isn't there something similar for Linux that I can use? I'd prefer not to go t

[CentOS] Re: how to debug hardware lockups?

on 11-17-2008 4:54 PM John R Pierce spake the following: > Scott Silva wrote: >> Does it have any out of bandwidth management like Dell's drac or HP's >> ILO? > > in the original post he said... > >> The CPU is an Intel Q9300 Core 2 Quad, with 8 GB RAM, on an Intel >> Motherboard > > > and upon

Re: [CentOS] how to debug hardware lockups?

On Sat, 2008-11-15 at 21:59 +0200, Rudi Ahlers wrote: > That machine doesn't have a serial port (why do vendors think serial > ports are obsolete), so is there any other way to send to logs to > a different machine then? > You can send it to another machines syslogd with netconsole. Checkout

Re: [CentOS] how to debug hardware lockups?

nate wrote: Les Mikesell wrote: Yes, apparently RAM errors can be subtle and only appear when certain adjacent bit patterns are stored - or when the moon is in a certain phase or something. Don't forget cosmic rays http://adsabs.harvard.edu/abs/1978ITNS...25.1166P Yeah, but those don't sto

[CentOS] Re: how to debug hardware lockups?

on 11-18-2008 1:29 AM Rudi Ahlers spake the following: > On Tue, Nov 18, 2008 at 10:14 AM, Tru Huynh <[EMAIL PROTECTED]> wrote: >> On Tue, Nov 18, 2008 at 09:32:05AM +0200, Rudi Ahlers wrote: >>> This comes down't to the old question of "what is a server"? >>> >> >> a server just "works", and prov

[CentOS] Re: Linux backup help

on 11-14-2008 1:09 PM Amos Shapira spake the following: > Is there a way to "freeze" a list of installed packages and exact > versions, then tell yum (or any other tool/script) to install exactly > these verions either on the same or another systme? > > I'm asking from perspective of being able to

Re: [CentOS] how to debug hardware lockups?

Les Mikesell wrote: > Yes, apparently RAM errors can be subtle and only appear when certain > adjacent bit patterns are stored - or when the moon is in a certain > phase or something. Don't forget cosmic rays http://adsabs.harvard.edu/abs/1978ITNS...25.1166P nate __

Re: [CentOS] how can I stress a server?

> I seem to recall that one of the differences between AMD and Intel > virtualization is that AMD chips have additional memory management > capabilities that are specific to virtualization on the CPU chip, where > Intel processors require additional support circuitry. The fact that > your problems

Re: [CentOS] how can I stress a server?

> I think I mentioned this already but I use the Cerberus test suite > > http://sourceforge.net/projects/va-ctcs/ > > Haven't had to use it in a while but works quite well, a lot of > big OEMs use it as well for their burn in tests. For me it found > problems much faster than memtest86. Apparently

Re: [CentOS] Where do I find perl XML::Parser module - SOLVED

Paul Heinlein wrote: On Tue, 18 Nov 2008, Chris Geldenhuis wrote: Hi, I am trying to install a package that requires the perl XML::Parser module. Using yum to search for specific Perl modules is a bit tricky. The syntax is to wrap the module name in a "perl()" wrapper: yum provides "p

Re: [CentOS] New installation woes

On Tue, 18 Nov 2008, Sam Drinkard wrote: I've just installed CentOS 5.2 for the x86_64 on a SuperMicro X6DA8-G board with two 250g SATA drives configured in the bios as a raid 1 array. After getting the base installed, I've tried to yum update the system and I wind up with these errors -->

[CentOS] New installation woes

I've just installed CentOS 5.2 for the x86_64 on a SuperMicro X6DA8-G board with two 250g SATA drives configured in the bios as a raid 1 array. After getting the base installed, I've tried to yum update the system and I wind up with these errors --> Finished Dependency Resolution Error: Missi

Re: [CentOS] CentOS 5.2 with IBM SERVERAID 6i

It's a real raid adapter and the linux kernel is able to handle it with the standard ips module I found some references in Google that seemed to indicate a "fakeraid" controller, one that depends on the driver to do the RAID calculations... It's always up to you to decide but i'd prefer usi

Re: [CentOS] CentOS 5.2 with IBM SERVERAID 6i

[EMAIL PROTECTED] wrote: I need to install CentOS 5.2 on a IBM Server xSeries 226, which comes with a IBM SERVERAID 6i RAID card. I think it is not a true hardware RAID card. I has, nevertheless, an interesting feature: 128MB of cache with battery backup. It's a real raid adapter and the linu

Re: [CentOS] Where do I find perl XML::Parser module

On Tue, 18 Nov 2008, Chris Geldenhuis wrote: Hi, I am trying to install a package that requires the perl XML::Parser module. Using yum to search for specific Perl modules is a bit tricky. The syntax is to wrap the module name in a "perl()" wrapper: yum provides "perl(XML::Parser)" In

Re: [CentOS] CentOS 5.2 with IBM SERVERAID 6i

[EMAIL PROTECTED] wrote: I need to install CentOS 5.2 on a IBM Server xSeries 226, which comes with a IBM SERVERAID 6i RAID card. I think it is not a true hardware RAID card. I has, nevertheless, an interesting feature: 128MB of cache with battery backup. I launched the CentOS boot DVD and Ce

Re: [CentOS] CentOS 5.2 with IBM SERVERAID 6i

[EMAIL PROTECTED] wrote: > I know that Linux RAID will create a universal, more compatible array, > readable on any Linux machine. But is there some other reason that > makes it preferrable to use the SERVERAID driver provided by CentOS? > Is it optimized in any way that recommends its use? I alw

Re: [CentOS] Where do I find perl XML::Parser module

On Tue, November 18, 2008 1:06 pm, Chris Geldenhuis wrote: > Hi, > I am trying to install a package that requires the perl XML::Parser > module. > > So far I have: > > Googled > Installed rpmforge and yum priorities > set priorities for all repositories used with rpmforge at 10 > tried yum install

[CentOS] Where do I find perl XML::Parser module

Hi, I am trying to install a package that requires the perl XML::Parser module. So far I have: Googled Installed rpmforge and yum priorities set priorities for all repositories used with rpmforge at 10 tried yum install perl-XML, yum install mod_perl-XML etc. and get response "Nothing to do" s

Re: [CentOS] HW issue during instalaltion

On Tue, Nov 18, 2008 at 7:18 AM, Phil Schaffner <[EMAIL PROTECTED]> wrote: > > Same here; however, on a similar-but-different Shuttle box I bought for my > son recently the only Linux I could get to install was the Ubuntu Intrepid > Ibex beta (release version 8.10 is now out). Tried several other

Re: [CentOS] CentOS 5.2 with IBM SERVERAID 6i

On Tue, 18 Nov 2008, [EMAIL PROTECTED] wrote: My question now is: what would be the better way to implement RAID 5 on this server? Should I use the detected array and respective driver or should I delete the array and go for Linus Software RAID? I don't know about throughput, but using soft

[CentOS] CentOS 5.2 with IBM SERVERAID 6i

I need to install CentOS 5.2 on a IBM Server xSeries 226, which comes with a IBM SERVERAID 6i RAID card. I think it is not a true hardware RAID card. I has, nevertheless, an interesting feature: 128MB of cache with battery backup. I launched the CentOS boot DVD and CentOS correctly identifi

Re: [CentOS] how can I stress a server?

Rudi Ahlers wrote: > Hi all, > > I have a server, with an Intel DG35EC motherboard, Q9300 CPU, 8GB > Kingston DDRII RAM which can't take a lot of load. I have 4 XEN VPS's > on there, which doesn't consume more than 4GBM RAM at this stage. Yet, > the machine sky rockets at some times. I've moved the

Re: [CentOS] how can I stress a server?

On Tue, 2008-11-18 at 16:48 +0200, Rudi Ahlers wrote: > I have the exact same setup on a few other machines, using Gigabyte > motherboards + 4GB RAM. Other than that, the HDD's are the same, the > OS is the same, and HyperVM is the same. I basically run yum upgrade > once a week on all the machine

Re: [CentOS] how to debug hardware lockups?

On Tue, Nov 18, 2008 at 9:47 AM, Les Mikesell <[EMAIL PROTECTED]> wrote: >> Did you leave memtest86+ running for 2 days? I thought 1 or 2 cycles >> would be good enough? >> >> I'm hoping to pick-up the server in the next 2 hours then I can see >> what happens when I run memtest86+ or other tests >

Re: [CentOS] HW issue during instalaltion

Philip Manuel wrote: > We tend to use CentOS for our desktops as well, hence the request to > this mailing list. We do not wish to have Ubuntu installed. 1) track down the driver for your hardware and hack it into the installation by hand. I've had to do this on several occasions for newer

Re: [CentOS] is udev necessary?

Rudi Ahlers wrote: ... I have managed to kill udev on start-up (with CTRL + C), and then it boots up. Try mkinitrd for the current hardware configuration. Phil ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] HW issue during instalaltion

Phil Schaffner schrieb: > Philip Manuel wrote: >> We tend to use CentOS for our desktops as well, hence the request to >> this mailing list. We do not wish to have Ubuntu installed. > > Same here; however, on a similar-but-different Shuttle box I bought > for my son recently the only Linux I could

Re: [CentOS] HW issue during instalaltion

Philip Manuel wrote: We tend to use CentOS for our desktops as well, hence the request to this mailing list. We do not wish to have Ubuntu installed. Same here; however, on a similar-but-different Shuttle box I bought for my son recently the only Linux I could get to install was the Ubuntu I

Re: [CentOS] how can I stress a server?

On Tue, Nov 18, 2008 at 3:58 PM, Filipe Brandenburger <[EMAIL PROTECTED]> wrote: > Hi Rudi, > > On Tue, Nov 18, 2008 at 02:13, Rudi Ahlers <[EMAIL PROTECTED]> wrote: >> ...which can't take a lot of load... >> ...the machine sky rockets at some times... > > The problem you have is that the Load Aver

Re: [CentOS] how to debug hardware lockups?

Rudi Ahlers wrote: I had machine that would crash about once every week or two in normal operation. Memtest86+ found an error in the 2nd day of running. The worst part was that it left the raid mirrors in a strange state that caused occasional problems for months even after replacing the RAM. -

Re: [CentOS] OT - Automated rpm builds

http://www.autobuild.org reports to support Perforce. I've only used it w/ svn. thanks to all those that replied - a few options to work on there thanks ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] how can I stress a server?

Hi Rudi, On Tue, Nov 18, 2008 at 02:13, Rudi Ahlers <[EMAIL PROTECTED]> wrote: > ...which can't take a lot of load... > ...the machine sky rockets at some times... The problem you have is that the Load Average is too high? If that is indeed your problem, there is no way that this can be a memory

Re: [CentOS] how to debug hardware lockups?

> I had machine that would crash about once every week or two in normal > operation. Memtest86+ found an error in the 2nd day of running. The worst > part was that it left the raid mirrors in a strange state that caused > occasional problems for months even after replacing the RAM. > > -- Did you

Re: [CentOS] how can I stress a server?

So, apart from memtest86 how else can I stress test the server to find out what the problem is? Have you looked at Inquisitor? There is a nice article about it which includes a download link at Hope this helps. Barry ___

Re: [CentOS] how to debug hardware lockups?

Rudi Ahlers wrote: On Sun, Nov 16, 2008 at 1:14 AM, John R Pierce <[EMAIL PROTECTED]> wrote: Rudi Ahlers wrote: Well, on a standard CentOS 5.2, /var/log/messages will be the the place to log problems like this, or where else can I get more info? tough to write to the disk when the kernel is c

Re: [CentOS] nagios-plugins 1.4.13?

Marcelo M. Garcia wrote: > For 'avalable' I mean available from rpmforge, from where I downloaded > nagios-3.0.5. The idea was to download both together. I don't know if > this make any difference... But since the latest nagios is available, > why not the plugins? Why not ask on the rpmforge

[CentOS] CentOS-announce Digest, Vol 45, Issue 11

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Re: [CentOS] nagios-plugins 1.4.13?

Tom Brown wrote: Does anyone knows when nagios-plugins 1.4.13 will be available? they were release at the end of september - what do you mean by 'available' ? I just built an rpm of them and they seem to compile fine etc - are you looking for an rpm of them already built ? thanks Hi

Re: [CentOS] nspluginwrapper included in CentOS 5.2 fails completely

On Tue, 2008-11-18 at 00:54 -0500, Ed Donahue wrote: > I don't know if this applies to the specific OP issue, but a recent thread here http://lists.rpmforge.net/pipermail/users/2008-November/002056.html touches on similar issues. I post because I thought it might be generally useful to the po

Re: [CentOS] nagios-plugins 1.4.13?

I just built an rpm of them and they seem to compile fine etc - are you looking for an rpm of them already built ? here is the .src from what i just built - depending on the OS type you want these built for i may or may not be able to help http://home.ng23.net/nagios-plugins-1.4.13-1.src.

Re: [CentOS] nagios-plugins 1.4.13?

Does anyone knows when nagios-plugins 1.4.13 will be available? they were release at the end of september - what do you mean by 'available' ? I just built an rpm of them and they seem to compile fine etc - are you looking for an rpm of them already built ? thanks _

Re: [CentOS] how can I stress a server?

Rudi Ahlers wrote on Tue, 18 Nov 2008 11:25:31 +0200: > But, how can I put a LOT of load onto it, and see what's causing the > problem http://httpd.apache.org/docs/2.0/programs/ab.html as a starter Kai -- Kai Schätzl, Berlin, Germany Get your web at Conactive Internet Services: http://www.cona

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

On Tue, Nov 18, 2008 at 11:55:58AM +0200, Rudi Ahlers wrote: > Tru, > > The hardware works, but the moment I start running server based > application (i.e. XEN VPS's), then the load goes very high. install sysstat and read the collected data with sar(1). Check for your IOwait. You don't provide a

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

Rudi Ahlers schrieb: > > Oh, and don't take this the wrong way, but the link to a microsoft > related program (in my opinion) is even more OT. Isn't there something > similar for Linux that I can use? I'd prefer not to go the Windows > route, if that's ok with you. > > SPEC 2006 ;-))) Rai

[CentOS] nagios-plugins 1.4.13?

Hi Does anyone knows when nagios-plugins 1.4.13 will be available? Thanks Marcelo ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

On Tue, Nov 18, 2008 at 11:55 AM, Rudi Ahlers <[EMAIL PROTECTED]> wrote: > On Tue, Nov 18, 2008 at 11:47 AM, Tru Huynh <[EMAIL PROTECTED]> wrote: >> On Tue, Nov 18, 2008 at 11:19:51AM +0200, Rudi Ahlers wrote: >>> >>> I don't use Windows, so this wouldn't have helped in anycase :) >> >> It's a diag

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

On Tue, Nov 18, 2008 at 11:47 AM, Tru Huynh <[EMAIL PROTECTED]> wrote: > On Tue, Nov 18, 2008 at 11:19:51AM +0200, Rudi Ahlers wrote: >> >> I don't use Windows, so this wouldn't have helped in anycase :) > > It's a diag floppy/cdrom, you don't need windows... except to expand it to > the > media.

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

On Tue, Nov 18, 2008 at 11:19:51AM +0200, Rudi Ahlers wrote: > > I don't use Windows, so this wouldn't have helped in anycase :) It's a diag floppy/cdrom, you don't need windows... except to expand it to the media. Read at least the url! Rudi, you have a strange attitude: - you ask for help fo

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

On Tue, Nov 18, 2008 at 11:36 AM, Rainer Duffner <[EMAIL PROTECTED]> wrote: > Rudi Ahlers schrieb: >> >> I don't use Windows, so this wouldn't have helped in anycase :) >> >> > > > > It's a boot CD... > > > > > > Rainer > ___ > Oh, my bad. I saw the micr

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

Rudi Ahlers schrieb: > > I don't use Windows, so this wouldn't have helped in anycase :) > > It's a boot CD... Rainer ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] Re: how to debug hardware lockups?

On Tue, Nov 18, 2008 at 10:14 AM, Tru Huynh <[EMAIL PROTECTED]> wrote: > On Tue, Nov 18, 2008 at 09:32:05AM +0200, Rudi Ahlers wrote: >> This comes down't to the old question of "what is a server"? >> > > a server just "works", and provide a usable way to debug the OS > whenever it's needed (mostl

Re: [CentOS] how can I stress a server?

On Tue, Nov 18, 2008 at 10:24 AM, John R Pierce <[EMAIL PROTECTED]> wrote: > Rudi Ahlers wrote: >> >> John, just cause the machines we use to serve web content to our >> clients doesn't use the grade of equipment you prefer to use, and can >> afford, doesn't mean equipment that other people use is

Re: OT: windiag (Re: [CentOS] how can I stress a server?)

On Tue, Nov 18, 2008 at 10:59 AM, Tru Huynh <[EMAIL PROTECTED]> wrote: > On Tue, Nov 18, 2008 at 09:52:15AM +0100, Rainer Duffner wrote: >> Rudi Ahlers schrieb: >> > Hi all, >> > > ... >> > >> > So, apart from memtest86 how else can I stress test the server to find >> > out what the problem is? >>

OT: windiag (Re: [CentOS] how can I stress a server?)

On Tue, Nov 18, 2008 at 09:52:15AM +0100, Rainer Duffner wrote: > Rudi Ahlers schrieb: > > Hi all, > > ... > > > > So, apart from memtest86 how else can I stress test the server to find > > out what the problem is? > > > > http://oca.microsoft.com/en/windiag.asp > > (Yeah, it's MSFT - but I heard

Re: [CentOS] how can I stress a server?

Rudi Ahlers schrieb: > Hi all, > > I have a server, with an Intel DG35EC motherboard, Q9300 CPU, 8GB > Kingston DDRII RAM which can't take a lot of load. I have 4 XEN VPS's > on there, which doesn't consume more than 4GBM RAM at this stage. Yet, > the machine sky rockets at some times. I've moved t

Re: [CentOS] how can I stress a server?

Rudi Ahlers wrote: John, just cause the machines we use to serve web content to our clients doesn't use the grade of equipment you prefer to use, and can afford, doesn't mean equipment that other people use is inferior, or worthless. ECC memory would have caught any memory errors, (includin

Re: [CentOS] Re: how to debug hardware lockups?

On Tue, Nov 18, 2008 at 09:32:05AM +0200, Rudi Ahlers wrote: > This comes down't to the old question of "what is a server"? > a server just "works", and provide a usable way to debug the OS whenever it's needed (mostly never). Cheap server have at least a serial port, because that the minimal dev

Re: [CentOS] Mirroring Hard Drive

Matt ([EMAIL PROTECTED]) kirjoitteli (17.11.2008 18:42): >> mkdir /mnt/org >> mount /dev/hdx /mnt/org >> mkdir /mnt/bckup >> mount /dev/hdx /mnt/bckup >> >> cp -af /mnt/org/* /mnt/bckup/. > > Won't this command choke if there are too many files? I think I have > run into that before. If it doe