Re: [CentOS] centos 5.5 - using mp3

2010-12-01 Thread Ross Walker
On Dec 1, 2010, at 4:25 PM, Johan Scheepers johans...@telkomsa.net wrote: Scot P. Floess wrote: Well - really isn't it all in what tool makes the most sense for the job at hand? If one doesn't need the latest and greatest - CentOS as a desktop is super stable... Don't get me wrong, I

Re: [CentOS] awk help

2010-12-01 Thread Ross Walker
On Dec 1, 2010, at 5:07 PM, Christopher Chan christopher.c...@bradbury.edu.hk wrote: On Thursday, December 02, 2010 05:09 AM, ann kok wrote: Hi all Anyone can help to let me know how to ls -1 | lsattr lsattr `ls -1` ls -al /folder | awk '{ print $2}' | lsattr for i in

Re: [CentOS] 1 Gbit/s Ethernet NIC under CentOS

2010-12-01 Thread Ross Walker
On Dec 1, 2010, at 5:10 PM, Christopher Chan christopher.c...@bradbury.edu.hk wrote: On Thursday, December 02, 2010 03:28 AM, Steve Thompson wrote: On Wed, 1 Dec 2010, Timo Schoeler wrote: Intel. Broadcom. That's what we use here w/o any issues; however, there are some Intel NICs that are

Re: [CentOS] 1 Gbit/s Ethernet NIC under CentOS

2010-12-03 Thread Ross Walker
On Dec 2, 2010, at 11:47 AM, miguelmeda...@sapo.pt wrote: For completeness (since many previous posts have touched on this), we don't use jumbo frames since we have no problem reaching wirespeed with normal 1500 frames. Jumbo frames have advantages other than reaching wirespeed. Its

Re: [CentOS] XFS or EXT3 ?

2010-12-03 Thread Ross Walker
On Dec 3, 2010, at 9:25 AM, cpol...@surewest.net wrote: On Fri, Dec 03, 2010 at 08:31:12AM -0500, Adam Tauno Williams wrote: On Fri, 2010-12-03 at 14:20 +0100, Peter Kjellström wrote: On Friday 03 December 2010 13:55:28 Keith Roberts wrote: There was a similar thread about which is the best

Re: [CentOS] 1 Gbit/s Ethernet NIC under CentOS

2010-12-03 Thread Ross Walker
On Dec 3, 2010, at 2:33 PM, Gordon Messmer yiny...@eburg.com wrote: On 12/02/2010 04:28 AM, Peter Kjellström wrote: IMO lots of people waste time on jumbo frames when there's really no (or very little) need. That depends on the protocols in use and your TCP window configuration.

Re: [CentOS] 1 Gbit/s Ethernet NIC under CentOS

2010-12-03 Thread Ross Walker
On Dec 3, 2010, at 7:48 PM, Gordon Messmer yiny...@eburg.com wrote: On 12/03/2010 03:48 PM, Ross Walker wrote: If the protocol is latency sensitive then jumbo frames are BAD as it adds more latency because frames take longer to fill, longer to transmit and thus other conversations have

Re: [CentOS] IPV4 is nearly depleted, are you ready for IPV6?

2010-12-06 Thread Ross Walker
On Dec 6, 2010, at 8:37 AM, Adam Tauno Williams awill...@whitemice.org wrote: NO NO NO NO NO NO NO and NO! (*...@!^*...@$ @*^*$@ *...@^*@ How many times does this have to be explained??? NAT *IS* *NOT* a @*(^*(^@(*@ security tool. It isn't. Stop saying it is. You use *firewalls* for

Re: [CentOS] IPV4 is nearly depleted, are you ready for IPV6?

2010-12-07 Thread Ross Walker
On Dec 7, 2010, at 7:41 PM, Nico Kadel-Garcia nka...@gmail.com wrote: On Tue, Dec 7, 2010 at 10:04 AM, Adam Tauno Williams awill...@whitemice.org wrote: Bogus. The reason is that they haven't been pressured into adoption by higher powers; so we will get into a nice scramble to migrate in a

Re: [CentOS] IPV4 is nearly depleted, are you ready for IPV6?

2010-12-07 Thread Ross Walker
On Dec 7, 2010, at 9:20 PM, Adam Tauno Williams awill...@whitemice.org wrote: On Tue, 2010-12-07 at 20:37 -0500, Ross Walker wrote: On Dec 7, 2010, at 7:41 PM, Nico Kadel-Garcia nka...@gmail.com wrote: On Tue, Dec 7, 2010 at 10:04 AM, Adam Tauno Williams awill...@whitemice.org wrote

Re: [CentOS] PERC 6/E continue switch between write though and write back????

2010-12-09 Thread Ross Walker
On Dec 9, 2010, at 10:41 AM, mcclnx mcc mcc...@yahoo.com.tw wrote: We have several DELL R900 server with PERC 6/E adapter in it. O.S. is CENTOS 5.5. recently one of server continue pop-up messages on /var/log/message for switch status between write back and write through.

Re: [CentOS] Optimal VPN

2010-12-10 Thread Ross Walker
On Dec 10, 2010, at 8:48 AM, Les Mikesell lesmikes...@gmail.com wrote: On 12/10/10 2:42 AM, David Sommerseth wrote: On 09/12/10 17:29, Steve Clark wrote: On 12/09/2010 10:30 AM, David Sommerseth wrote: On 25/11/10 14:12, j.witvl...@mindef.nl wrote: [...snip...] Furthermore, openvpn is

Re: [CentOS] What NAS device(s) do you use? And why?

2010-12-11 Thread Ross Walker
On Dec 11, 2010, at 11:15 AM, Rudi Ahlers r...@softdux.com wrote: If you use any NAS (or a SAN) devices, what do you use? And I'm referring more to larger scale network storage than your home PC or home theater system. We've had very good experiences with our NetGear ReadyNAS devices but

Re: [CentOS] What NAS device(s) do you use? And why?

2010-12-11 Thread Ross Walker
On Dec 11, 2010, at 5:11 PM, Rainer Duffner rai...@ultra-secure.de wrote: Go EMC. Support is solid and the units are well designed. But-But - they run Windows on the low-end stuff, don't they? ;-))) I think they run embedded windows on some of their high-end stuff as well. If done

Re: [CentOS] What NAS device(s) do you use? And why?

2010-12-12 Thread Ross Walker
On Dec 12, 2010, at 5:17 AM, Rudi Ahlers r...@softdux.com wrote: On Sun, Dec 12, 2010 at 8:34 AM, Nico Kadel-Garcia nka...@gmail.com wrote: On Sat, Dec 11, 2010 at 12:24 PM, Rainer Duffner rai...@ultra-secure.de wrote: The other question is if it actually works. Too many of the low-cost

Re: [CentOS] What NAS device(s) do you use? And why?

2010-12-12 Thread Ross Walker
On Dec 12, 2010, at 11:34 AM, Les Mikesell lesmikes...@gmail.com wrote: On Sun, Dec 12, 2010 at 4:17 AM, Rudi Ahlers r...@softdux.com wrote: In one instance we need to host virtual machines, so we don't need anything fancy. I'm happy with running iSCSI / NFS and even AOE. Currently we have

Re: [CentOS] Issues with CentOS in enterprise

2010-12-12 Thread Ross Walker
On Dec 12, 2010, at 11:45 AM, Zdenek zdene...@o2.pl wrote: Hello all. Does anybody have experience with pushing CentOS in enterprise? I do, but I have it easy because I am the IT management. I have the following situation. I tried to promote CentOS to local bank. They have now a couple

Re: [CentOS] Issues with CentOS in enterprise

2010-12-13 Thread Ross Walker
On Dec 13, 2010, at 5:02 AM, lheck...@users.sourceforge.net wrote: They are OK with the roll-your-own style of Gentoo? Especially with it's cutting edge versions, bugs, security holes and the only way to overcome them is to upgrade to an even newer version that may break compatibility,

Re: [CentOS] Issues with CentOS in enterprise

2010-12-13 Thread Ross Walker
On Dec 13, 2010, at 5:02 AM, lheck...@users.sourceforge.net wrote: They are OK with the roll-your-own style of Gentoo? Especially with it's cutting edge versions, bugs, security holes and the only way to overcome them is to upgrade to an even newer version that may break compatibility,

Re: [CentOS] Installing Centos 5.5 64 bit issues

2010-12-14 Thread Ross Walker
On Dec 13, 2010, at 11:49 PM, Nico Kadel-Garcia nka...@gmail.com wrote: On Mon, Dec 13, 2010 at 10:01 AM, benedict dcunha sylvan.dcu...@gmail.com wrote: Dear All, We have a new SUN BLADE X6270 SERVER MODULES and i am trying to install centos 5.5 64 bit . the installations starts fine but

Re: [CentOS] RAID help

2010-12-14 Thread Ross Walker
On Dec 14, 2010, at 7:01 PM, Les Mikesell lesmikes...@gmail.com wrote: On 12/14/2010 5:14 PM, Markus Falb wrote: But this only helps if you don't know where you will need to grow. If you know it is going to be under /var, just give it all the space you have in the first place and avoid

Re: [CentOS] RAID help

2010-12-15 Thread Ross Walker
On Dec 14, 2010, at 11:14 PM, Les Mikesell lesmikes...@gmail.com wrote: On 12/14/10 9:41 PM, Ross Walker wrote: On Dec 14, 2010, at 7:01 PM, Les Mikeselllesmikes...@gmail.com wrote: On 12/14/2010 5:14 PM, Markus Falb wrote: But this only helps if you don't know where you will need

Re: [CentOS] RAID help

2010-12-15 Thread Ross Walker
On Dec 15, 2010, at 4:31 AM, Rajagopal Swaminathan raju.rajs...@gmail.com wrote: Doesn't lvm comes late in the scene? Not if you are putting swap and root on LVM. 2.6 kernels are capable of swapping to partition, file and logical volume with the same performance plus or minus a small

Re: [CentOS] RAID help

2010-12-15 Thread Ross Walker
On Dec 15, 2010, at 10:37 AM, Les Mikesell lesmikes...@gmail.com wrote: On 12/15/2010 8:49 AM, Ross Walker wrote: LVM overhead is negligible. It is basically a kernel mapping of virtual memory space into 4MB+ extents across drives. It basically has the same overhead as Linux's virtual

Re: [CentOS] Intel NIC

2010-12-18 Thread Ross Walker
On Dec 18, 2010, at 10:43 AM, Lamar Owen lo...@pari.edu wrote: On Saturday, December 18, 2010 04:19:25 am Gerhard Schneider wrote: The problem with VMWare Server is that it is a discontinued product for longer time and they don't provide us with a suitable replacement. VMware wants more

Re: [CentOS] Intel NIC

2010-12-21 Thread Ross Walker
On Dec 21, 2010, at 9:41 AM, Drew drew@gmail.com wrote: On 12/19/2010, John R Pierce pie...@hogranch.com wrote: On 12/19/10 8:40 AM, Les Mikesell wrote: But the ESXi version isn't exactly fair to someone who would deploy on the hardware intended. Also, the restriction to 1 CPU

Re: [CentOS] Ext4 on CentOS 5.5 64bit

2010-12-23 Thread Ross Walker
On Dec 23, 2010, at 2:12 AM, cpol...@surewest.net wrote: Matt wrote: Is ext4 stable on CentOS 5.5 64bit? I have an email server with a great deal of disk i/o and was wandering if ext4 would be better then ext3 for it? Before committing to ext4 on a production server, it would be good to

Re: [CentOS] do i need a dedicated ip address for https?

2010-12-23 Thread Ross Walker
On Dec 23, 2010, at 3:03 AM, David Hrbáč hrbac.c...@seznam.cz wrote: Dne 23.12.2010 1:08, Les Mikesell napsal(a): The issue is that the server needs to know the hostname given to the browser to find the matching certificate, and the only way to do that and stay on the standard port 443 with

Re: [CentOS] Ext4 on CentOS 5.5 64bit

2010-12-23 Thread Ross Walker
On Dec 23, 2010, at 11:21 AM, Christopher Chan christopher.c...@bradbury.edu.hk wrote: On Thursday, December 23, 2010 11:08 PM, Ross Walker wrote: On Dec 23, 2010, at 2:12 AM, cpol...@surewest.net wrote: Matt wrote: Is ext4 stable on CentOS 5.5 64bit? I have an email server with a great

Re: [CentOS] Ext4 on CentOS 5.5 64bit

2010-12-23 Thread Ross Walker
On Dec 23, 2010, at 4:25 PM, Ross Walker rswwal...@gmail.com wrote: On Dec 23, 2010, at 11:21 AM, Christopher Chan christopher.c...@bradbury.edu.hk wrote: On Thursday, December 23, 2010 11:08 PM, Ross Walker wrote: On Dec 23, 2010, at 2:12 AM, cpol...@surewest.net wrote: Matt wrote

Re: [CentOS] installing windows 2008 server( VM) on a centosxenserver

2011-01-03 Thread Ross Walker
On Jan 3, 2011, at 10:49 AM, Agnello George agnello.dso...@gmail.com wrote: On Mon, Jan 3, 2011 at 9:11 PM, Gabriel gabr...@impactteachers.com wrote: Google xlaunch for windows – run that baby, with the same ssh command, and it’ll work the same. A good ssh client for windows is Bitvise

Re: [CentOS] OT how to prevent oversubscription of a disk

2011-01-03 Thread Ross Walker
On Jan 3, 2011, at 2:39 PM, Dave tdbtdb+cen...@gmail.com wrote: On Sat, Jan 1, 2011 at 10:06 PM, Gordon Messmer yiny...@eburg.com wrote: On 01/01/2011 05:56 PM, Dave wrote: Is there a best practice? People have to be doing something! I think that's unlikely. If you don't oversubscribe

Re: [CentOS] OT how to prevent oversubscription of a disk

2011-01-03 Thread Ross Walker
On Jan 3, 2011, at 8:10 PM, Ross Walker rswwal...@gmail.com wrote: On Jan 3, 2011, at 2:39 PM, Dave tdbtdb+cen...@gmail.com wrote: On Sat, Jan 1, 2011 at 10:06 PM, Gordon Messmer yiny...@eburg.com wrote: On 01/01/2011 05:56 PM, Dave wrote: Is there a best practice? People have to be doing

Re: [CentOS] OT how to prevent oversubscription of a disk

2011-01-03 Thread Ross Walker
On Jan 3, 2011, at 8:12 PM, Ross Walker rswwal...@gmail.com wrote: On Jan 3, 2011, at 8:10 PM, Ross Walker rswwal...@gmail.com wrote: On Jan 3, 2011, at 2:39 PM, Dave tdbtdb+cen...@gmail.com wrote: On Sat, Jan 1, 2011 at 10:06 PM, Gordon Messmer yiny...@eburg.com wrote: On 01/01/2011 05

Re: [CentOS] Converting to maildir

2011-01-04 Thread Ross Walker
On Jan 4, 2011, at 8:52 AM, Adam Tauno Williams awill...@whitemice.org wrote: On Mon, 2011-01-03 at 20:17 -0500, Jason Pyeron wrote: Looking for a guide on converting to Maildir. Here are our relevant specs. sendmail-8.12.11-4.RHEL3.6 (we may not be able to upgrade this due to too many

Re: [CentOS] ext4 or XFS

2011-01-11 Thread Ross Walker
On Jan 11, 2011, at 7:51 PM, compdoc comp...@hotrodpc.com wrote: Lots of protection for your data? Let's see, super aggressive caching and no data journaling only metadata journaling, what on earth are you blabbering about? Use XFS with anything that has no BBU cache support or barrier

Re: [CentOS] How to disable screen locking system-wide?

2011-01-20 Thread Ross Walker
On Jan 19, 2011, at 2:44 PM, Bob Eastbrook baconeater...@gmail.com wrote: By default, CentOS v5 requires a user's password when the system wakes up from the screensaver. This can be disabled by each user, but how can I disable this system-wide? Many of my users forget to do this, which

Re: [CentOS] How to disable screen locking system-wide?

2011-01-20 Thread Ross Walker
On Jan 19, 2011, at 2:44 PM, Bob Eastbrook baconeater...@gmail.com wrote: By default, CentOS v5 requires a user's password when the system wakes up from the screensaver. This can be disabled by each user, but how can I disable this system-wide? Many of my users forget to do this, which

Re: [CentOS] How to disable screen locking system-wide?

2011-01-20 Thread Ross Walker
On Jan 20, 2011, at 9:18 AM, John Hodrien j.h.hodr...@leeds.ac.uk wrote: On Thu, 20 Jan 2011, Ross Walker wrote: On Jan 19, 2011, at 2:44 PM, Bob Eastbrook baconeater...@gmail.com wrote: By default, CentOS v5 requires a user's password when the system wakes up from the screensaver

Re: [CentOS] How to disable screen locking system-wide?

2011-01-20 Thread Ross Walker
On Jan 20, 2011, at 9:23 AM, m.r...@5-cent.us wrote: Adam Tauno Williams wrote: On Thu, 2011-01-20 at 14:08 +0100, Giles Coochey wrote: On 20/01/2011 13:12, Adam Tauno Williams wrote: On Thu, 2011-01-20 at 11:05 +, John Hodrien wrote: An account is a personal account that should not be

Re: [CentOS] How to disable screen locking system-wide?

2011-01-20 Thread Ross Walker
On Thu, Jan 20, 2011 at 12:03 PM, m.r...@5-cent.us wrote: Lamar Owen wrote: On Thursday, January 20, 2011 09:36:09 am Ross Walker wrote: With Amazon's cloud services now I guess they'll have to cut it down to 7 days, or require finger print or retinal eye scans... Fingerprints are too

Re: [CentOS] CentOS and Dell MD3200i / MD3220i iSCSI w/ multipath

2011-01-21 Thread Ross Walker
On Jan 21, 2011, at 6:41 PM, Edward Morbius dredmorb...@gmail.com wrote: We've been wrestling with this for ... rather longer than I'd care to admit. Host / initiator systems are a number of real and virtualized CentOS 5.5 boxes. Storage arrays / targets are Dell MD3220i storage arrays.

Re: [CentOS] CentOS and Dell MD3200i / MD3220i iSCSI w/ multipath

2011-01-21 Thread Ross Walker
On Jan 21, 2011, at 7:20 PM, Edward Morbius dredmorb...@gmail.com wrote: On Fri, Jan 21, 2011 at 3:58 PM, Ross Walker rswwal...@gmail.com wrote: On Jan 21, 2011, at 6:41 PM, Edward Morbius dredmorb...@gmail.com wrote: We've been wrestling with this for ... rather longer than I'd care

Re: [CentOS] OT: Recommendations for a virtual storage server

2011-01-28 Thread Ross Walker
On Jan 28, 2011, at 4:55 AM, carlopmart carlopm...@gmail.com wrote: Hi all, I need to install a virtual machine acting as a virtual storage server under CentOS 5.x (using kvm, xen, virtualbox or vmware). This virtual storage machine needs to server storage to another ESXi server and at

Re: [CentOS] OT: Recommendations for a virtual storage server

2011-01-29 Thread Ross Walker
On Jan 29, 2011, at 6:04 AM, carlopmart carlopm...@gmail.com wrote: On 01/28/2011 03:21 PM, Ross Walker wrote: On Jan 28, 2011, at 4:55 AM, carlopmartcarlopm...@gmail.com wrote: Hi all, I need to install a virtual machine acting as a virtual storage server under CentOS 5.x (using kvm

Re: [CentOS] OT: Recommendations for a virtual storage server

2011-01-31 Thread Ross Walker
On Jan 31, 2011, at 8:58 AM, Les Mikesell lesmikes...@gmail.com wrote: On 1/31/11 3:20 AM, carlopmart wrote: On 01/31/2011 04:05 AM, James A. Peltier wrote: - Original Message - | | | Correct. | | But I don't see how any of those things apply here. If the host fails | your vm's

Re: [CentOS] OT: Recommendations for a virtual storage server

2011-01-31 Thread Ross Walker
On Jan 31, 2011, at 12:20 PM, carlopmart carlopm...@gmail.com wrote: On 01/31/2011 03:57 PM, Ross Walker wrote: virtual machines running on HP ML115 server. Where is the problem?? Problem is the storage. All storage resides on the HP ML150 server. For that reason I need to install

Re: [CentOS] iSCSI disk preperation

2011-02-07 Thread Ross Walker
On Mon, Feb 7, 2011 at 2:36 PM, Dr. Ed Morbius dredmorb...@gmail.com wrote: on 13:56 Mon 07 Feb, Jason Brown (jason.br...@millbrookprinting.com) wrote: I am currently going through the process of installing/configuring an iSCSI target and cannot find a good write up on how to prepare the disks

Re: [CentOS] iSCSI disk preperation

2011-02-07 Thread Ross Walker
On Mon, Feb 7, 2011 at 1:56 PM, Jason Brown jason.br...@millbrookprinting.com wrote: I am currently going through the process of installing/configuring an iSCSI target and cannot find a good write up on how to prepare the disks on the server.  I would like to mirror the two disks and present

Re: [CentOS] iSCSI disk preperation

2011-02-07 Thread Ross Walker
On Mon, Feb 7, 2011 at 3:32 PM, Jason Brown jason.br...@millbrookprinting.com wrote: On 02/07/2011 02:36 PM, Dr. Ed Morbius wrote: on 13:56 Mon 07 Feb, Jason Brown (jason.br...@millbrookprinting.com) wrote: I am currently going through the process of installing/configuring an iSCSI target and

Re: [CentOS] iSCSI disk preperation

2011-02-07 Thread Ross Walker
On Mon, Feb 7, 2011 at 3:41 PM, Jason Brown jason.br...@millbrookprinting.com wrote: On 02/07/2011 03:26 PM, Ross Walker wrote: On Mon, Feb 7, 2011 at 1:56 PM, Jason Brown jason.br...@millbrookprinting.com wrote: I am currently going through the process of installing/configuring an iSCSI

Re: [CentOS] iSCSI disk preperation

2011-02-09 Thread Ross Walker
On Feb 8, 2011, at 4:28 PM, Jason Brown jason.br...@millbrookprinting.com wrote: In our configuration, we are going to have our iSCSI targets and initiators all connected to the same layer 3 switch and isolate the iSCSI traffic on separate networks. Would it be beneficial to also set up

Re: [CentOS] how do export a block device via eSATA?

2011-02-13 Thread Ross Walker
On Feb 13, 2011, at 4:59 PM, Rudi Ahlers r...@softdux.com wrote: On Sun, Feb 13, 2011 at 11:35 PM, John R Pierce pie...@hogranch.com wrote: On 02/13/11 1:21 PM, Rudi Ahlers wrote: I'm trying to build a dense eSATA enclosure with say 16 or 24 drives :) thats a stunningly bad way to go about

Re: [CentOS] how do export a block device via eSATA?

2011-02-14 Thread Ross Walker
On Feb 14, 2011, at 2:27 AM, Rudi Ahlers r...@softdux.com wrote: On Mon, Feb 14, 2011 at 4:44 AM, Ross Walker rswwal...@gmail.com wrote: On Feb 13, 2011, at 4:59 PM, Rudi Ahlers r...@softdux.com wrote: On Sun, Feb 13, 2011 at 11:35 PM, John R Pierce pie...@hogranch.com wrote: On 02/13/11 1

Re: [CentOS] Air Conditioning - ON!

2011-02-23 Thread Ross Walker
On Feb 22, 2011, at 3:35 PM, Ian Murray murra...@yahoo.co.uk wrote: Only joking. I take your point, but the critical fixes being held up for a dot release isn't really very Enterprise friendly either. I think it fair to say that CentOS is not suitable for the enterprise unless the servers

Re: [CentOS] how to optimize CentOS XEN dom0?

2011-02-23 Thread Ross Walker
On Feb 23, 2011, at 3:42 AM, Rudi Ahlers r...@softdux.com wrote: On Wed, Feb 23, 2011 at 9:06 AM, yonatan pingle yonatan.pin...@gmail.com wrote: you should have a look at your I/O disk status. try with iostat -dx 5 to see the disk utilization info over time. when it comes to slowdown on a

Re: [CentOS] Alternative to cPanel

2011-02-23 Thread Ross Walker
On Feb 23, 2011, at 2:04 PM, Trutwin, Joshua jtrut...@csbsju.edu wrote: +1 for Virtualmin. People will brag that it's insecure etc, but it has always done the job for me and I have more than 100 installations of it. I never had security problems because of it. Thanks for all the posts.

Re: [CentOS] current bind version

2011-02-23 Thread Ross Walker
On Feb 23, 2011, at 9:08 PM, Machin, Greg greg.mac...@openpolytechnic.ac.nz wrote: Hi. I have had an enquiry from the Network and Security guy. He wants to know why CentOS 5.5 /RHEL 5 is using a very old version of bind “bind-chroot-9.3.6-4.P1.el5_5.3” when the latest release that has

Re: [CentOS] current bind version

2011-02-23 Thread Ross Walker
On Feb 23, 2011, at 10:23 PM, John R Pierce pie...@hogranch.com wrote: On 02/23/11 6:08 PM, Machin, Greg wrote: Hi. I have had an enquiry from the Network and Security guy. He wants to know why CentOS 5.5 /RHEL 5 is using a very old version of bind “bind-chroot-9.3.6-4.P1.el5_5.3” when

Re: [CentOS] current bind version

2011-02-24 Thread Ross Walker
On Feb 24, 2011, at 9:31 AM, Johnny Hughes joh...@centos.org wrote: I am not saying this to be a smart a$$ or be negative ... just saying that other enterprise distributions exist that provide long term stability without backports ... Unbuntu LTS is a free example. They also provide

Re: [CentOS] current bind version

2011-02-24 Thread Ross Walker
On Feb 24, 2011, at 8:37 PM, Johnny Hughes joh...@centos.org wrote: On 02/24/2011 05:43 PM, Ross Walker wrote: On Feb 24, 2011, at 9:31 AM, Johnny Hughes joh...@centos.org mailto:joh...@centos.org wrote: I am not saying this to be a smart a$$ or be negative ... just saying that other

Re: [CentOS] how to optimize CentOS XEN dom0?

2011-02-25 Thread Ross Walker
On Feb 25, 2011, at 4:29 AM, Rudi Ahlers r...@softdux.com wrote: On Wed, Feb 23, 2011 at 4:33 PM, Ross Walker rswwal...@gmail.com wrote: On Feb 23, 2011, at 3:42 AM, Rudi Ahlers r...@softdux.com wrote: On Wed, Feb 23, 2011 at 9:06 AM, yonatan pingle yonatan.pin...@gmail.com wrote: you

Re: [CentOS] VMware (was Re: current bind version)

2011-02-25 Thread Ross Walker
On Feb 25, 2011, at 5:48 AM, Johnny Hughes joh...@centos.org wrote: On 02/24/2011 10:47 PM, Les Mikesell wrote: On 2/24/11 8:56 PM, Scott Robbins wrote: On Fri, Feb 25, 2011 at 03:44:32PM +1300, Machin, Greg wrote: snip of good information Rather use ESXi 4.1 and get up and running

Re: [CentOS] VMware (was Re: current bind version)

2011-02-25 Thread Ross Walker
On Feb 25, 2011, at 9:01 AM, Les Mikesell lesmikes...@gmail.com wrote: On 2/25/11 7:33 AM, Scott Robbins wrote: On Thu, Feb 24, 2011 at 10:36:28PM -0800, David Brian Chait wrote: I think you need to download the VI3 rather than 4.1 to use 32 bit support, but it does work. I have it in

Re: [CentOS] how to optimize CentOS XEN dom0?

2011-02-25 Thread Ross Walker
On Feb 25, 2011, at 9:28 AM, Rudi Ahlers r...@softdux.com wrote: On Fri, Feb 25, 2011 at 4:21 PM, Ross Walker rswwal...@gmail.com wrote: It seems dom0's memory got under pressure from the other domUs. Make sure to set an absolute minimum of memory for dom0 in xend.conf or using

Re: [CentOS] cronjob to intiiate checkdisk ?

2011-02-28 Thread Ross Walker
On Feb 28, 2011, at 4:49 AM, Roland RoLaNd r_o_l_a_...@hotmail.com wrote: Dear all, I'm trying to find a way to automate checkdisk every 1 month on a weekend. in other words i want checkdisk to run every saturday morning. i can of course change the default mount/count though that wont let

Re: [CentOS] virtualization on the desktop a myth, or a reality?

2011-03-02 Thread Ross Walker
On Mar 2, 2011, at 12:29 PM, Rudi Ahlers r...@softdux.com wrote: I am busy setting up some XEN servers on a SAN for high availability and Cloud Computing, and thought it could be cool to setup virtualization on a CentOS 5.5 Desktop, running on a Core i3 + 4GB RAM, and use the SAN's storage to

Re: [CentOS] top and allocation issues

2011-03-03 Thread Ross Walker
On Mar 3, 2011, at 2:21 PM, Michael D. Berger m_d_berger_1...@yahoo.com wrote: In a context where exceptions are caught, I ran the fragment: cerr allocating endl; char*arr[100]; for (int jj = 0; jj 10; ++jj) { cerr jj = jj endl; arr[jj] = new

Re: [CentOS] connection speeds between nodes

2011-03-07 Thread Ross Walker
On Mar 7, 2011, at 6:12 AM, wessel van der aart wes...@postoffice.nl wrote: Hi All, I've been asked to setup a 3d renderfarm at our office , at the start it will contain about 8 nodes but it should be build at growth. now the setup i had in mind is as following: All the data is already

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread Ross Walker
On Mar 7, 2011, at 9:55 AM, John Hodrien j.h.hodr...@leeds.ac.uk 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

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 dredmorb...@gmail.com 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

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 bluethu...@gmail.com 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

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread Ross Walker
On Mar 8, 2011, at 9:48 AM, Les Mikesell lesmikes...@gmail.com 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

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread Ross Walker
On Mar 8, 2011, at 12:25 PM, John Hodrien j.h.hodr...@leeds.ac.uk wrote: 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

Re: [CentOS] connection speeds between nodes

2011-03-08 Thread Ross Walker
On Mar 8, 2011, at 12:02 PM, John Hodrien j.h.hodr...@leeds.ac.uk wrote: The absolute definiton of safe here is quite important. In the event of a power loss, and a failure of the UPS, quite possibly also followed by a failure of the RAID battery you'll get data loss, as some writes won't be

Re: [CentOS] connection speeds between nodes

2011-03-09 Thread Ross Walker
On Mar 9, 2011, at 8:44 AM, John Hodrien j.h.hodr...@leeds.ac.uk wrote: On Wed, 9 Mar 2011, Ross Walker wrote: On Mar 8, 2011, at 12:02 PM, John Hodrien j.h.hodr...@leeds.ac.uk wrote: The absolute definiton of safe here is quite important. In the event of a power loss, and a failure

Re: [CentOS] CentOS 5.5 does not recognise SAS drives with LSI 1068E Controller

2011-03-10 Thread Ross Walker
On Mar 10, 2011, at 3:49 PM, John R Pierce pie...@hogranch.com wrote: On 03/10/11 12:40 PM, Les Mikesell wrote: I thought there were also problems in layers like lvm that keep the OS from knowing exactly what happened. And a lot of software that should fsync at certain points probably

Re: [CentOS] CentOS 5.5 does not recognise SAS drives with LSI 1068E Controller

2011-03-10 Thread Ross Walker
On Mar 10, 2011, at 6:33 PM, Ross Walker rswwal...@gmail.com wrote: On Mar 10, 2011, at 3:49 PM, John R Pierce pie...@hogranch.com wrote: On 03/10/11 12:40 PM, Les Mikesell wrote: I thought there were also problems in layers like lvm that keep the OS from knowing exactly what happened

Re: [CentOS] Server locking up everyday around 3:30 AM - (INFO: task wget:13608 blocked for more than 120 seconds) need sleep, help.

2011-03-11 Thread Ross Walker
On Mar 11, 2011, at 12:33 PM, PJ pauljer...@gmail.com wrote: This may or may not be CentOS related, but am out of ideas at this point and wanted to bounce this off the list. I'm running a CentOS 5.5 server, running the latest kernel 2.6.18-194.32.1.el5. Almost everyday around 3:30 AM

Re: [CentOS] Replace NIS by Active Directory

2011-03-18 Thread Ross Walker
On Mar 18, 2011, at 8:31 AM, MOKRANI Rachid rachid.mokr...@ifpen.fr wrote: Hi, I'm looking a wiki or share experience for replace NIS authentication by an existing Active directory Server (W2003). The problem is on the management of id and gid. How to move 1000 actual NIS users to AD ?

Re: [CentOS] mdraid on top of mdraid

2011-03-21 Thread Ross Walker
On Mar 21, 2011, at 3:21 PM, Emmanuel Noobadmin centos.ad...@gmail.com wrote: Since your exporting the storage as iSCSI, the host machine will see it as a raw disk, irrespective of how it's setup on the exported server. So, yes, you can do this. Sorry for my ambiguity, I meant that mdadm

Re: [CentOS] EXT4 Filesystem Mount Failed (bad geometry: block count)

2011-03-23 Thread Ross Walker
On Mar 23, 2011, at 6:05 AM, Balaji balajisun...@midascomm.com wrote: Dear All, Currently using RHEL6 Linux and Kernel Version is 2.6.32-71.el6.i686 and DRBD Version is 8.3.10 DRBD is build from source and Configured DRBD with 2 Node testing with Simplex Setup Server 1 :

Re: [CentOS] ZFS @ centOS

2011-04-04 Thread Ross Walker
On Apr 2, 2011, at 5:28 PM, Dawid Horacy Golebiewski dawid.golebiew...@tu-harburg.de wrote: I pondered Solaris for some time, but as I do not intend to build the OS from scratch and nexenta was to GUIed for me I started researching SME. What puzzled me is the theory and the practice: RAIDz

Re: [CentOS] File-system Corruption

2011-04-06 Thread Ross Walker
On Apr 6, 2011, at 6:06 AM, James Bensley jwbens...@gmail.com wrote: Hi List, I suppose this isn't strictly CentOS but I'm talking about some 5.5 servers so I thought someone else here may have had the same issues; We power on servers at night via IPMI and shut them down the same way for

Re: [CentOS] ZFS @ centOS

2011-04-07 Thread Ross Walker
On Apr 5, 2011, at 4:19 PM, rai...@ultra-secure.de wrote: But ... I've been reading about some of the issues with ZFS performance and have discovered that it needs a *lot* of RAM to support decent caching ... the recommendation is for a GByte of RAM per TByte of storage just for the

Re: [CentOS] Emulate RHEV On CentOS - A note on Xen v. KVM

2011-09-08 Thread Ross Walker
On Sep 7, 2011, at 9:57 AM, Always Learning cen...@u61.u22.net wrote: Perhaps a silly question, but why maintain patches ? Why not compile a new version and discard all the patches ? Patches are a messy manner to maintain programmes. RHEL needs to keep the same ABI (application binary

Re: [CentOS] Emulate RHEV On CentOS - A note on Xen v. KVM

2011-09-08 Thread Ross Walker
On Sep 8, 2011, at 9:16 PM, Always Learning cen...@u61.u22.net wrote: On Thu, 2011-09-08 at 20:00 -0400, Ross Walker wrote: On Sep 7, 2011, at 9:57 AM, Always Learning cen...@u61.u22.net wrote: Perhaps a silly question, but why maintain patches ? Why not compile a new version and discard

Re: [CentOS] This doesn't make sense

2011-09-19 Thread Ross Walker
On Sep 17, 2011, at 7:49 PM, Craig White craigwh...@azapple.com wrote: At some point, security updates for 6.1 will be released and then it becomes a matter of deciding to install it based on the evidence that security updates have been non-existent all this time. I'm sorry I don't follow you

Re: [CentOS] This doesn't make sense

2011-09-20 Thread Ross Walker
On Sep 19, 2011, at 7:12 PM, Craig White craig.wh...@ttiltd.com wrote: On Mon, 2011-09-19 at 18:41 -0400, Ross Walker wrote: On Sep 17, 2011, at 7:49 PM, Craig White craigwh...@azapple.com wrote: At some point, security updates for 6.1 will be released and then it becomes a matter

Re: [CentOS] This doesn't make sense

2011-09-21 Thread Ross Walker
On Sep 21, 2011, at 12:03 AM, Craig White craigwh...@azapple.com wrote: On Tue, 2011-09-20 at 09:18 -0400, Ross Walker wrote: On Sep 19, 2011, at 7:12 PM, Craig White craig.wh...@ttiltd.com wrote: On Mon, 2011-09-19 at 18:41 -0400, Ross Walker wrote: On Sep 17, 2011, at 7:49 PM, Craig White

Re: [CentOS] How to update CentOS 5.4 to 5.6?

2011-09-23 Thread Ross Walker
On Sep 22, 2011, at 10:32 AM, fred smith fre...@fcshome.stoneham.ma.us wrote: On Thu, Sep 22, 2011 at 03:37:38AM -0700, John R Pierce wrote: On 09/22/11 3:08 AM, Sebastian Schubert wrote: Am 22.09.11 11:59, schrieb John R Pierce: On 09/22/11 2:13 AM, John Doe wrote: If you want to take the

Re: [CentOS] Finding i/o bottleneck

2011-09-23 Thread Ross Walker
On Sep 21, 2011, at 9:33 AM, Nicolas Ross rossnick-li...@cybercat.ca wrote: Hi Nicolas, While this doesn't exactly answer your question, I was wondering what scheduler you were using on your GFS2 (Note: I have not used this file system before) block. You can find this by issuing 'cat

Re: [CentOS] CentOS-6 by PXEboot?

2011-09-24 Thread Ross Walker
On Sep 23, 2011, at 4:45 PM, Timothy Murphy gayle...@eircom.net wrote: m.r...@5-cent.us wrote: Has anyone succeeded in installing CentOS-6.0 by PXEboot. If so, would you say how you did it, please. I tried (on an HP MicroServer), but gave up in the end and used a USB stick installation

Re: [CentOS] data recovery

2011-09-26 Thread Ross Walker
On Sep 26, 2011, at 11:18 AM, Paras pradhan pradhanpa...@gmail.com wrote: Hi Lamar, On Mon, Sep 26, 2011 at 5:53 AM, Lamar Owen lo...@pari.edu wrote: On Friday, September 23, 2011 04:29:39 PM Paras pradhan wrote: This is a SAN drive mounted. I have checked with my storage administrator if

Re: [CentOS] Centos 6.0 , DRBD

2011-10-12 Thread Ross Walker
On Oct 11, 2011, at 4:02 PM, Ljubomir Ljubojevic off...@plnet.rs wrote: Bear in mind that RHEL kernel is not stock kernel, there are number of back-ported patches in it. It is safer to use a package with applied RHEL specific patches (if necessary) done by people working with RHEL kernel

Re: [CentOS] coordinated NIS and LDAP servers

2011-11-09 Thread Ross Walker
On Nov 4, 2011, at 2:48 PM, Boris Epstein borepst...@gmail.com wrote: Hello listmates, We are currently running NIS for authentication but would like to migrate to LDAP. Thing is, though, that some of the machines that authenticate via NIS are so old I'd rather not even touch them. Hence the

Re: [CentOS] restricting access to an NIS netgroup

2011-11-09 Thread Ross Walker
On Nov 9, 2011, at 8:53 AM, Mike VanHorn michael.vanh...@wright.edu wrote: You'll probably need to add a pam_access.so reference to the stock /etc/pam.d/password-auth. Make the first account line account required pam_access.so My CentOS system doesn't have a stock password-auth file.

Re: [CentOS] megaraid/PERC

2011-11-30 Thread Ross Walker
On Nov 29, 2011, at 3:35 PM, m.r...@5-cent.us wrote: I've got two drives from a now-dead server, they were RAIDed, a mirror, I'd assume. I need to see if there's anything on them I need to transfer to the replacement, so I just shoved them into another Dell server, with a PERC 5 controller -

Re: [CentOS] megaraid/PERC

2011-11-30 Thread Ross Walker
On Nov 30, 2011, at 1:39 PM, m.r...@5-cent.us wrote: Ross Walker wrote: On Nov 29, 2011, at 3:35 PM, m.r...@5-cent.us wrote: I've got two drives from a now-dead server, they were RAIDed, a mirror, I'd assume. I need to see if there's anything on them I need to transfer to the replacement

Re: [CentOS] ZFS magic (was: Backup Redux)

2011-12-09 Thread Ross Walker
On Dec 9, 2011, at 7:08 AM, Ljubomir Ljubojevic off...@plnet.rs wrote: Vreme: 12/09/2011 03:02 AM, Mikael Fridh piše: On Thu, Dec 8, 2011 at 9:24 PM, Ljubomir Ljubojevicoff...@plnet.rs wrote: Vreme: 12/08/2011 08:31 PM, Alan McKay piše: [...] wondering if anyone has some recommended

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