Re: [CentOS-docs] [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-18 Thread Karanbir Singh
On 08/17/2009 03:46 PM, Brian Mathis wrote: I requested access to edit the Wiki last week, but as I only have minor edits to contribute thus far, it has not been granted. Apparently I need to write a dissertation before rights are granted -- proving that I'm not a spammer seems to not be

Re: [CentOS-docs] [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-17 Thread Phil Schaffner
Chan Chung Hang Christopher wrote: Phil Schaffner wrote: ... Thanks, please also consider changing the title. Nothing about it tells you that the instructions are for first time install only. Perhaps adding instructions for switching to console during install time will reinforce that fact

Re: [CentOS-docs] [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-17 Thread Phil Schaffner
Brian Mathis wrote: On Thu, Aug 13, 2009 at 10:06 AM, Phil Schaffnerphilip.r.schaff...@nasa.gov wrote: ... but left /dev/sda and /dev/sdb in place as changing to /dev/sdX|Y looked very awkward to me. ... Phil That's exactly the point of using something like X/Y. It stands out and looks

Re: [CentOS-docs] [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-17 Thread Brian Mathis
On Mon, Aug 17, 2009 at 9:21 AM, Phil Schaffnerphilip.r.schaff...@nasa.gov wrote: Brian Mathis wrote: On Thu, Aug 13, 2009 at 10:06 AM, Phil Schaffnerphilip.r.schaff...@nasa.gov wrote: ... but left /dev/sda and /dev/sdb in place as changing to /dev/sdX|Y looked very awkward to me. ... Phil

Re: [CentOS-docs] [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-17 Thread Christopher Chan
Phil Schaffner wrote: Chan Chung Hang Christopher wrote: Phil Schaffner wrote: ... Thanks, please also consider changing the title. Nothing about it tells you that the instructions are for first time install only. Perhaps adding instructions for switching to console during

Re: [CentOS-docs] [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-13 Thread Brian Mathis
On Thu, Aug 13, 2009 at 10:06 AM, Phil Schaffnerphilip.r.schaff...@nasa.gov wrote: ... but left /dev/sda and /dev/sdb in place as changing to /dev/sdX|Y looked very awkward to me. ... Phil That's exactly the point of using something like X/Y. It stands out and looks awkward, which draws

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-13 Thread Max Hetrick
Chan Chung Hang Christopher wrote: 1) The Title of the article says How to Setup a Software RAID on CentOS 5 2) My successor is a real HK bred and born person so his command of the English language is like most such persons; that is to say, very poor. 3) Regarding not letting him within ten

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-13 Thread Max Hetrick
Max Hetrick wrote: Someone added a very bright disclaimer, so all should be good in the future. I do agree with others that using /dev/sdX would probably be wise as well in documentation, but that doesn't fix the true root of the problem. People really should watch cutting and pasting, or

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-13 Thread Bassu
Again, Max, well said ;) On Thu, Aug 13, 2009 at 4:53 AM, Max Hetrick maxhetr...@verizon.net wrote: Max Hetrick wrote: Someone added a very bright disclaimer, so all should be good in the future. I do agree with others that using /dev/sdX would probably be wise as well in

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-13 Thread Chan Chung Hang Christopher
Max Hetrick wrote: Chan Chung Hang Christopher wrote: 1) The Title of the article says How to Setup a Software RAID on CentOS 5 2) My successor is a real HK bred and born person so his command of the English language is like most such persons; that is to say, very poor. 3) Regarding not

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-13 Thread James B. Byrne
REPLY-TO: 183c528b0908121238k33c407ah18e4762c48652...@mail.gmail.com On Wed, 12 Aug 2009 15:38:00 -0400 Brian Mathis brian.mat...@gmail.com It also helps to understand how people read instructions. When they look at a page, they see {big blob of useless introduction text}, then they see

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-13 Thread Rob Kampen
James B. Byrne wrote: REPLY-TO: 183c528b0908121238k33c407ah18e4762c48652...@mail.gmail.com On Wed, 12 Aug 2009 15:38:00 -0400 Brian Mathis brian.mat...@gmail.com It also helps to understand how people read instructions. When they look at a page, they see {big blob of useless introduction

Re: [CentOS-docs] [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Chan Chung Hang Christopher
Max Hetrick wrote: Chan Chung Hang Christopher wrote: http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 has: dd if=/dev/zero of=/dev/sda bs=512 count=64 dd if=/dev/zero of=/dev/sdb bs=512 count=64 Will the joker who put in this particular gem without any warnings or a clear

[CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Chan Chung Hang Christopher
http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 has: dd if=/dev/zero of=/dev/sda bs=512 count=64 dd if=/dev/zero of=/dev/sdb bs=512 count=64 Will the joker who put in this particular gem without any warnings or a clear explanation for those who need a clueby4 with regards to file systems

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Ray Van Dolson
On Wed, Aug 12, 2009 at 10:41:10PM +0800, Chan Chung Hang Christopher wrote: http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 has: dd if=/dev/zero of=/dev/sda bs=512 count=64 dd if=/dev/zero of=/dev/sdb bs=512 count=64 Will the joker who put in this particular gem without any

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Bassu
I would agree with Max. Doing things you don't know requires you to have a bit of knowledge before proceeding like warnings in a few configuration files to not to go ahead and doom your production systems if you clearly don't understand what any configuration may have been for. It said what it did

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Max Hetrick
Ray Van Dolson wrote: Dumb people will find ways to be dumb no matter how much you dumb things down... :) You can't teach or bottle common sense... ;) Even with no warnings on the document, the first sentence states this is for install time. Anyone that has ever installed an OS should know

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Ned Slider
Chan Chung Hang Christopher wrote: http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 has: dd if=/dev/zero of=/dev/sda bs=512 count=64 dd if=/dev/zero of=/dev/sdb bs=512 count=64 Will the joker who put in this particular gem without any warnings or a clear explanation for those who

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Max Hetrick
Chan Chung Hang Christopher wrote: http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 has: dd if=/dev/zero of=/dev/sda bs=512 count=64 dd if=/dev/zero of=/dev/sdb bs=512 count=64 Will the joker who put in this particular gem without any warnings or a clear explanation for those who

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread JohnS
On Wed, 2009-08-12 at 10:56 -0400, Max Hetrick wrote: Ray Van Dolson wrote: Dumb people will find ways to be dumb no matter how much you dumb things down... :) You can't teach or bottle common sense... ;) Even with no warnings on the document, the first sentence states this is for

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Alan Hodgson
On Wednesday 12 August 2009, Ray Van Dolson ra...@bludgeon.org wrote: My successor at my previous job has gleefully followed those instructions (he seriously needs a clueby4 which is why he bothers to actually read HowTos) and on a production box (who wants pop-corn and soda? Sorry, the er

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Jason Pyeron
-Original Message- From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On Behalf Of Alan Hodgson Sent: Wednesday, August 12, 2009 12:21 To: CentOS mailing list Subject: Re: [CentOS] Dangerous Software Raid instructions on Wiki On Wednesday 12 August 2009, Ray

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Robert Heller
At Wed, 12 Aug 2009 22:41:10 +0800 CentOS mailing list centos@centos.org wrote: http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 has: dd if=/dev/zero of=/dev/sda bs=512 count=64 dd if=/dev/zero of=/dev/sdb bs=512 count=64 Will the joker who put in this particular gem without any

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Les Mikesell
Alan Hodgson wrote: Let me be even more clear - if your successor doesn't know what dd does, or what drives correspond to /dev/sda and /dev/sdb in the box he's working on, he has no business being within 10 feet of a production server without careful supervision. What physically

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Brian Mathis
On Wed, Aug 12, 2009 at 12:21 PM, Alan Hodgsonahodg...@simkin.ca wrote: I think this seriously highlights the need to hire competent system administrators. The reason you want to wipe the beginning of the drive is that some fake-raid controllers write crap to the drive and if you leave it

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Max Hetrick
Brian Mathis wrote: This thread seriously highlights the sort of attitudes that are causing major issues in IT in general, and have been for years. Whenever someone makes a mistake, we point fingers and call them stupid. We haughtily proclaim that only people who know what they are doing

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Max Hetrick
Chan Chung Hang Christopher wrote: http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 has: dd if=/dev/zero of=/dev/sda bs=512 count=64 dd if=/dev/zero of=/dev/sdb bs=512 count=64 Will the joker who put in this particular gem without any warnings or a clear explanation for those who

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Brian Mathis
On Wed, Aug 12, 2009 at 1:26 PM, Max Hetrickmaxhetr...@verizon.net wrote: Brian Mathis wrote: This thread seriously highlights the sort of attitudes that are causing major issues in IT in general, and have been for years. Whenever someone makes a mistake, we point fingers and call them

Re: [CentOS] Dangerous Software Raid instructions on Wiki

2009-08-12 Thread Chan Chung Hang Christopher
Max Hetrick wrote: Chan Chung Hang Christopher wrote: http://wiki.centos.org/HowTos/SoftwareRAIDonCentOS5 has: dd if=/dev/zero of=/dev/sda bs=512 count=64 dd if=/dev/zero of=/dev/sdb bs=512 count=64 Will the joker who put in this particular gem without any warnings or a clear