Re: NFS-mounting crontabs

2004-11-07 Thread Mark Ferlatte
martin f krafft said on Sat, Nov 06, 2004 at 12:30:06PM +0100: also sprach Mark Ferlatte [EMAIL PROTECTED] [2004.11.06.0123 +0100]: Do you really want your user's crontabs to run on every host in your cluster? They are mounted from master:/srv/var/spool/crontabs/${HOSTNAME}, so

Re: exim or postfix

2004-11-07 Thread Mark Ferlatte
Rodney Richison said on Sat, Nov 06, 2004 at 09:19:40PM -0600: Are most of you using exim or postfix? Just curious. I've never tried exim. Don't know about most; I use Postfix. I don't think exim is a bad choice, though; I just liked Postfix better, and it performs well enough to meet my

Re: NFS-mounting crontabs

2004-11-05 Thread Mark Ferlatte
martin f krafft said on Fri, Nov 05, 2004 at 02:43:02PM +0100: I am trying to set up persistent crontabs in a FAI cluster by using NFS to export /var/spool/cron/crontabs to the clients, thus effectively storing the crontabs on the server. I further would like to use root_squash. Do you

Re: additional dns search spaces

2004-10-29 Thread Mark Ferlatte
martin f krafft said on Fri, Oct 29, 2004 at 10:38:39AM +0200: In /etc/resolv.conf, the search parameter can take multiple values. However, when using DHCP, this field is populated by 'option domain-name', which lists the domain name only, and must not do anything else, or headless clients

Re: distributing SSH keys in a cluster environment

2004-10-29 Thread Mark Ferlatte
Martin F Krafft said on Fri, Oct 29, 2004 at 07:03:02PM +0200: As far as I can tell, there remains one problem: we use SSH hostbased authentication between the nodes, and while I finally got that to work, every machine gets a new host key on every reinstallation, requiring the global database

Re: distributing SSH keys in a cluster environment

2004-10-29 Thread Mark Ferlatte
martin f krafft said on Sat, Oct 30, 2004 at 01:35:33AM +0200: FWIW, there is no cfengine host (yet). I am still somewhat taken aback by its complexity. Just reinstalling the machines with FAI seems simpler and cleaner. Yeah, I haven't gotten around to using it in production either. :)

Re: Intel SR1325TP1-E 3ware 9xxx RAID thoughts

2004-10-14 Thread Mark Ferlatte
Simon Buchanan said on Fri, Oct 15, 2004 at 08:20:15AM +1300: Hi There, I am looking to deploy some 1U rack servers based on the Intel Entry Server Platform SR1325TP1-E, but using a 3ware Escalade 9500S-4LP hardware raid with 3 x SATA 200GB drives (RAID 5) instead of the onboard stuff (as i

Re: Still Considering Debian - But Stuck!

2004-02-02 Thread Mark Ferlatte
Fred Whipple said on Mon, Feb 02, 2004 at 01:24:24PM -0500: I see that Debian 3.0r2 includes a nicely aged (like fine cheese) Linux 2.2 kernel. While I'm certain the aging process only makes its flavour stronger and more delectable, I'm afraid it's going to choke at the thought of 10,000

Re: I/O performance issues on 2.4.23 SMP system

2004-01-29 Thread Mark Ferlatte
Daniel Erat said on Thu, Jan 29, 2004 at 08:08:49AM -0800: I was the poster who initiated the previous thread on this subject. The problem disappeared here after we went down to 2 GB of memory (although we physically removed it from the server rather than passing the arg to the kernel...

Re: I/O performance issues on 2.4.23 SMP system

2004-01-29 Thread Mark Ferlatte
Daniel Erat said on Thu, Jan 29, 2004 at 08:08:49AM -0800: I was the poster who initiated the previous thread on this subject. The problem disappeared here after we went down to 2 GB of memory (although we physically removed it from the server rather than passing the arg to the kernel...

Re: I/O performance issues on 2.4.23 SMP system

2004-01-28 Thread Mark Ferlatte
Benjamin Sherman said on Tue, Jan 27, 2004 at 03:49:24PM -0600: So, I have a couple of questions because this box made it to production before the problem was discovered and I can't test as I'd like. * If I were to use 64GB HIGHMEM support. Would this problem go away? Nope. * Is the I/O

Re: I/O performance issues on 2.4.23 SMP system

2004-01-28 Thread Mark Ferlatte
Benjamin Sherman said on Tue, Jan 27, 2004 at 03:49:24PM -0600: So, I have a couple of questions because this box made it to production before the problem was discovered and I can't test as I'd like. * If I were to use 64GB HIGHMEM support. Would this problem go away? Nope. * Is the I/O

Re: I/O performance issues on 2.4.23 SMP system

2004-01-28 Thread Mark Ferlatte
Benjamin Sherman said on Wed, Jan 28, 2004 at 03:16:56PM -0600: I've got some machines in nearly the same configuration. What I ended up doing was to put an `append=mem=1G' in the lilo.conf boot stanza for the kernel I was using, and rebooted the machine in question. This does reduce the

Re: Considering Debian (currently using Red Hat)

2004-01-14 Thread Mark Ferlatte
Fred Whipple said on Wed, Jan 14, 2004 at 09:56:35AM -0500: 1.) One of the biggest reasons we went with Red Hat many years ago was RPM. Of course I know that Debian has a package system, and there're constant arguments about which is better, if either. What I wonder, though, is how they

Re: Considering Debian (currently using Red Hat)

2004-01-14 Thread Mark Ferlatte
Fred Whipple said on Wed, Jan 14, 2004 at 09:56:35AM -0500: 1.) One of the biggest reasons we went with Red Hat many years ago was RPM. Of course I know that Debian has a package system, and there're constant arguments about which is better, if either. What I wonder, though, is how they

Re: spec-ing/dimensioning a server?

2003-11-26 Thread Mark Ferlatte
Dave Watkins said on Wed, Nov 26, 2003 at 06:38:39PM +1300: Mark Ferlatte wrote: Which lists? I've had a hell of a time with SCSI SCA connected disks; a single bad SCSI disk can wipe out the whole chain, whereas with SATA that seems to be less likely. I'd be interested in hearing about SATA

Re: spec-ing/dimensioning a server?

2003-11-26 Thread Mark Ferlatte
Dave Watkins said on Wed, Nov 26, 2003 at 06:38:39PM +1300: Mark Ferlatte wrote: Which lists? I've had a hell of a time with SCSI SCA connected disks; a single bad SCSI disk can wipe out the whole chain, whereas with SATA that seems to be less likely. I'd be interested in hearing about SATA

Re: spec-ing/dimensioning a server?

2003-11-25 Thread Mark Ferlatte
Nate Duehr said on Tue, Nov 25, 2003 at 09:13:48AM -0700: Agreed on the as fast a CPU as you can afford and the 10K RPM disk comments. However I'm not a huge fan of SATA yet. There's been quite a bit of discussion on various mailing lists of people having trouble with them. I'm