Re: [CentOS] Ways To Practice Breaking My System?

2012-02-23 Thread Alex Walker
Things like boot process rarely break. Try something like filling up your root or tmp partition. That just seems to be a bit more common as far as problem scenarios go. Thanks for the reply. I've recently started working for a large hosting company, so there's a reasonable amount of scope

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-23 Thread m . roth
Alex Walker wrote: Things like boot process rarely break. Try something like filling up your root or tmp partition. That just seems to be a bit more common as far as problem scenarios go. Thanks for the reply. I've recently started working for a large hosting company, so there's a

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-23 Thread Scott Silva
on 2/21/2012 12:45 AM Alex Walker spake the following: Hi All I've been looking into some ways to break a CentOS system so I can perform some simulated disaster recovery and get some hands-on practice with rescue mode and other system recovery tools. I'm thinking to start off with things

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-22 Thread Marc Deop
On Wednesday 22 February 2012 10:27:56 Jobst Schmalenbach wrote: I am glad to see I am NOT the only one doing this ... +1 ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

[CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread Alex Walker
Hi All I've been looking into some ways to break a CentOS system so I can perform some simulated disaster recovery and get some hands-on practice with rescue mode and other system recovery tools. I'm thinking to start off with things like corrupting the password file with random characters,

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread David
On 21/02/2012, Alex Walker t...@alexwalker.org.uk wrote: Does anybody have any creative suggestions for ways to break the CentOS boot process? I have *not* actually tried it myself, but this might help you: http://trouble-maker.sourceforge.net/ ___

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread Alex Walker
On 21/02/2012 10:14, David wrote: On 21/02/2012, Alex Walkert...@alexwalker.org.uk wrote: Does anybody have any creative suggestions for ways to break the CentOS boot process? I have *not* actually tried it myself, but this might help you: http://trouble-maker.sourceforge.net/

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread Boris Epstein
On Tue, Feb 21, 2012 at 3:45 AM, Alex Walker t...@alexwalker.org.uk wrote: Hi All I've been looking into some ways to break a CentOS system so I can perform some simulated disaster recovery and get some hands-on practice with rescue mode and other system recovery tools. I'm thinking to start

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread Les Mikesell
On Tue, Feb 21, 2012 at 2:45 AM, Alex Walker t...@alexwalker.org.uk wrote: Hi All I've been looking into some ways to break a CentOS system so I can perform some simulated disaster recovery and get some hands-on practice with rescue mode and other system recovery tools. I'm thinking to start

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread Warren Young
On 2/21/2012 5:57 AM, Boris Epstein wrote: Things like boot process rarely break. I can't remember the last time I caused a system to outright fail to boot, but I *do* get unclean boots regularly. Examples: - Build and install some needed driver from source, yum upgrade repeatedly,

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread D. Marshall Lemcoe Jr.
Pull out one of the hard drives while it's still running and see if RAID keeps up. For more fun, see how the latencies increase! On Tue, Feb 21, 2012 at 3:45 AM, Alex Walker t...@alexwalker.org.uk wrote: Hi All I've been looking into some ways to break a CentOS system so I can perform some

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread Warren Young
On 2/21/2012 1:45 AM, Alex Walker wrote: I've been looking into some ways to break a CentOS system so I can perform some simulated disaster recovery Bring up a fresh CentOS 6.0 system. Disable automatic updates. Add a bunch of third-party software. Install at least one bit of hardware so

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread Ljubomir Ljubojevic
On 02/21/2012 04:00 PM, Warren Young wrote: - Build and install some needed driver from source, yum upgrade repeatedly, implicitly upgrade kernel, forget to rebuild the driver against the new kernel, reboot, boom. Use ElRepo repository for drivers. They use kmod so it works on new kernel

Re: [CentOS] Ways To Practice Breaking My System?

2012-02-21 Thread Jobst Schmalenbach
On Tue, Feb 21, 2012 at 08:00:17AM -0700, Warren Young (war...@etr-usa.com) wrote: On 2/21/2012 5:57 AM, Boris Epstein wrote: Things like boot process rarely break. - Get asked to configure the foo service, get it all working, forget to add it to init.d, use it happily for months, reboot,