Re: [CentOS] Minimum RAM for CentOS7

2014-09-08 Thread Leon Fauster
Am 07.09.2014 um 20:56 schrieb Oliver Schad cen...@automatic-server.com: On Sun, 07 Sep 2014 11:48:36 -0700 John R Pierce pie...@hogranch.com wrote: On 9/7/2014 11:44 AM, Oliver Schad wrote: And CentOS 7 runs perfectly with 512 MB RAM https://access.redhat.com/articles/rhel-limits says

Re: [CentOS] Minimum RAM for CentOS7

2014-09-08 Thread Mihamina Rakotomandimby
On 09/07/2014 09:44 PM, Oliver Schad wrote: If you have 1.000 or 10.000 machines it*is* a reason to think about every fucking dollar per machine you can save each month. You could *just* *install* with 1GB and then get down to 512 at runtime. ___

Re: [CentOS] Minimum RAM for CentOS7

2014-09-08 Thread Jonathan Billings
On Sun, Sep 07, 2014 at 09:36:07PM -0400, Mark LaPierre wrote: On another slant, why don't you consider increasing the RAM to 1G, making the install, then cloning the disk on the other 9.999 machines? I've typically run into the memory limit in VMs, where it is trivial to change the memory

Re: [CentOS] Minimum RAM for CentOS7

2014-09-08 Thread Les Mikesell
On Mon, Sep 8, 2014 at 3:38 AM, Mihamina Rakotomandimby mihamina.rakotomandi...@rktmb.org wrote: If you have 1.000 or 10.000 machines it*is* a reason to think about every fucking dollar per machine you can save each month. You could *just* *install* with 1GB and then get down to 512 at

Re: [CentOS] Minimum RAM for CentOS7

2014-09-08 Thread Valeri Galtsev
On Mon, September 8, 2014 9:44 am, Les Mikesell wrote: On Mon, Sep 8, 2014 at 3:38 AM, Mihamina Rakotomandimby mihamina.rakotomandi...@rktmb.org wrote: If you have 1.000 or 10.000 machines it*is* a reason to think about every fucking dollar per machine you can save each month. You could

Re: [CentOS] Minimum RAM for CentOS7

2014-09-08 Thread Michael Hennebry
On Mon, 8 Sep 2014, Valeri Galtsev wrote: On Mon, September 8, 2014 9:44 am, Les Mikesell wrote: But, if you have even more than a few, you are probably already doing some sort of image installs. So just install on a machine or VM with 1GB, then use ReaR or Clonezilla to back it up and

Re: [CentOS] Minimum RAM for CentOS7

2014-09-08 Thread Les Mikesell
On Mon, Sep 8, 2014 at 11:36 AM, Valeri Galtsev galt...@kicp.uchicago.edu wrote: On Mon, September 8, 2014 9:44 am, Les Mikesell wrote: On Mon, Sep 8, 2014 at 3:38 AM, Mihamina Rakotomandimby mihamina.rakotomandi...@rktmb.org wrote: If you have 1.000 or 10.000 machines it*is* a reason to

Re: [CentOS] Minimum RAM for CentOS7

2014-09-08 Thread Karanbir Singh
On 09/07/2014 07:44 PM, Oliver Schad wrote: And CentOS 7 runs perfectly with 512 MB RAM, only the installer is br0ken. Is it a java installer? *g* you can either do an image install, or install the media on a different device and move it over. if you have thousands of machines, you likely have

[CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Oliver Schad
Just FYI: I had several problems to install CentOS 7 with 512 MB RAM. No log showed me that problem (I would expect a system check before). With 1 GB RAM everything runs fine. Don't know, what they do with more than 512 MB RAM on a text only system during installation ... Best Regards Oli

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Keith Keller
On 2014-09-07, Oliver Schad cen...@automatic-server.com wrote: With 1 GB RAM everything runs fine. Don't know, what they do with more than 512 MB RAM on a text only system during installation ... Could switch to a different console and bounce on top, if you're interested. 512MB seems really

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Oliver Schad
On Sun, 07 Sep 2014 11:08:18 -0700 Keith Keller kkel...@wombat.san-francisco.ca.us wrote: On 2014-09-07, Oliver Schad cen...@automatic-server.com wrote: With 1 GB RAM everything runs fine. Don't know, what they do with more than 512 MB RAM on a text only system during installation ...

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread John R Pierce
On 9/7/2014 11:31 AM, Oliver Schad wrote: No, a basic box for common services like DHCP, DNS, SMTP, Nginx, ... doesn't need much RAM, so 512 MB is really enough. a $50 beaglebone black has 512MB ram, and is best run with ucLinux and busybox. That is not the target market of RHEL7 and

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Oliver Schad
On Sun, 07 Sep 2014 11:38:36 -0700 John R Pierce pie...@hogranch.com wrote: On 9/7/2014 11:31 AM, Oliver Schad wrote: No, a basic box for common services like DHCP, DNS, SMTP, Nginx, ... doesn't need much RAM, so 512 MB is really enough. a $50 beaglebone black has 512MB ram, and is best

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread John R Pierce
On 9/7/2014 11:44 AM, Oliver Schad wrote: And CentOS 7 runs perfectly with 512 MB RAM https://access.redhat.com/articles/rhel-limits says 1GB minimum for x86_64. -- john r pierce 37N 122W somewhere on the middle of the left coast

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Steven Stern
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 09/07/2014 01:31 PM, Oliver Schad wrote: On Sun, 07 Sep 2014 11:08:18 -0700 Keith Keller kkel...@wombat.san-francisco.ca.us wrote: On 2014-09-07, Oliver Schad cen...@automatic-server.com wrote: With 1 GB RAM everything runs fine. Don't know,

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Oliver Schad
On Sun, 07 Sep 2014 11:48:36 -0700 John R Pierce pie...@hogranch.com wrote: On 9/7/2014 11:44 AM, Oliver Schad wrote: And CentOS 7 runs perfectly with 512 MB RAM https://access.redhat.com/articles/rhel-limits says 1GB minimum for x86_64. It doesn't matter what it says. What matters is to

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Valeri Galtsev
On Sun, September 7, 2014 1:08 pm, Keith Keller wrote: On 2014-09-07, Oliver Schad cen...@automatic-server.com wrote: With 1 GB RAM everything runs fine. Don't know, what they do with more than 512 MB RAM on a text only system during installation ... Interestingly: I just looked up FreeBSD

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Mike Burger
On 2014-09-07 2:56 pm, Oliver Schad wrote: On Sun, 07 Sep 2014 11:48:36 -0700 John R Pierce pie...@hogranch.com wrote: On 9/7/2014 11:44 AM, Oliver Schad wrote: And CentOS 7 runs perfectly with 512 MB RAM https://access.redhat.com/articles/rhel-limits says 1GB minimum for x86_64. It

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Oliver Schad
On Sun, 07 Sep 2014 15:04:12 -0400 Mike Burger mbur...@bubbanfriends.org wrote: Oli...perhaps instead of taking out your anger and frustration on the CentOS packagers My first statement was a simple FYI so that you know this requirement during installation. I found one problem with the

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Oliver Schad
On Sun, 7 Sep 2014 21:19:01 +0200 Oliver Schad cen...@automatic-server.com wrote: tmpfs: /run/, 311 MB used That is really funny: inside of this ramdisk is a tmp dir, with 279 MB inside, where the biggest part is the squashfs image and some files which are generated after start of installation.

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread John R Pierce
On 9/7/2014 11:56 AM, Oliver Schad wrote: On Sun, 07 Sep 2014 11:48:36 -0700 John R Piercepie...@hogranch.com wrote: On 9/7/2014 11:44 AM, Oliver Schad wrote: And CentOS 7 runs perfectly with 512 MB RAM https://access.redhat.com/articles/rhel-limits says 1GB minimum for x86_64. It

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Oliver Schad
Ok, final result: deleting the initramfs files results in a clean installation. So we waste ~300 MB RAM during installation with a file nobody needs. Great. Best Regards Oli On Sun, 7 Sep 2014 21:45:40 +0200 Oliver Schad cen...@automatic-server.com wrote: On Sun, 7 Sep 2014 21:19:01 +0200

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Valeri Galtsev
On Sun, September 7, 2014 2:04 pm, Mike Burger wrote: On 2014-09-07 2:56 pm, Oliver Schad wrote: On Sun, 07 Sep 2014 11:48:36 -0700 John R Pierce pie...@hogranch.com wrote: On 9/7/2014 11:44 AM, Oliver Schad wrote: And CentOS 7 runs perfectly with 512 MB RAM

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Frantisek Hanzlik
John R Pierce wrote: On 9/7/2014 11:56 AM, Oliver Schad wrote: On Sun, 07 Sep 2014 11:48:36 -0700 John R Piercepie...@hogranch.com wrote: On 9/7/2014 11:44 AM, Oliver Schad wrote: And CentOS 7 runs perfectly with 512 MB RAM https://access.redhat.com/articles/rhel-limits says 1GB

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Les Mikesell
On Sun, Sep 7, 2014 at 2:04 PM, Mike Burger mbur...@bubbanfriends.org wrote: Oli...perhaps instead of taking out your anger and frustration on the CentOS packagers, you might wish to vent at the Upstream...because, when all is said and done, CentOS is a repackaged RHEL. Whatever the

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread John R Pierce
On 9/7/2014 3:40 PM, Les Mikesell wrote: Well they did have the opportunity to make changes in the minimal iso since that doesn't directly correspond to a RHEL version. I haven't used it yet because I already had the dvd downloaded, but if you have reasonable internet bandwidth, I think a

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Les Mikesell
On Sun, Sep 7, 2014 at 5:48 PM, John R Pierce pie...@hogranch.com wrote: On 9/7/2014 3:40 PM, Les Mikesell wrote: Well they did have the opportunity to make changes in the minimal iso since that doesn't directly correspond to a RHEL version. I haven't used it yet because I already had the

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Always Learning
On Sun, 2014-09-07 at 14:00 -0500, Valeri Galtsev wrote: Somehow it comes to my mind what someone called M$ Windows somewhere around Windows XP: bloated pig ;-) Starting with Windoze 95, it has been bloatware. -- Regards, Paul. England, EU. Centos, Exim, Apache, Libre Office.

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Jonathan Billings
On Sep 7, 2014, at 2:44 PM, Oliver Schad cen...@automatic-server.com wrote: And CentOS 7 runs perfectly with 512 MB RAM, only the installer is br0ken. Is it a java installer? *g* The installer (anaconda) is written in python. The memory limit is hard-coded into the installer, not based on how

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Michael Hennebry
How much memory does it take to run and install from a live CD? What about a clone of a partition that has CentOS installed? -- Michael henne...@web.cs.ndsu.nodak.edu SCSI is NOT magic. There are *fundamental technical reasons* why it is necessary to sacrifice a young goat to your SCSI chain

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Mark LaPierre
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 09/07/14 16:06, Oliver Schad wrote: Ok, final result: deleting the initramfs files results in a clean installation. So we waste ~300 MB RAM during installation with a file nobody needs. Great. Best Regards Oli On Sun, 7 Sep 2014 21:45:40

Re: [CentOS] Minimum RAM for CentOS7

2014-09-07 Thread Keith Keller
On 2014-09-07, Oliver Schad cen...@automatic-server.com wrote: I don't see a reason, why I should have a zoo of distros. A productive basic installation of CentOS 7 needs ~ 100 MB RAM. Why the installation needs more than 5 times that is really interesting question. Are you volunteering to