Re: [CentOS] C7: How to configure raid at install time

On Wed, 25 Nov 2015, Gordon Messmer wrote: >I really recommend using the fewest partitions possible, >replacing >a disk will require you to handle each partition individually. This is not a large burden, but I do agree to keep it simple. >It's probably best to do a small /boot on RAID1 and

Re: [CentOS] C7: How to configure raid at install time

On Tue, Nov 24, 2015 at 10:32:16PM -0800, Gordon Messmer wrote: > On 11/24/2015 07:35 PM, Fred Smith wrote: > >it seemed to max out at around 9900 MB. This for > >sure won't do when I build it on real hardware, so I'm wondering if > >anyone else here has a clue what's going on?? > > IIRC,

Re: [CentOS] C7: How to configure raid at install time

Fred Smith wrote: > On Wed, Nov 18, 2015 at 09:49:43PM -0700, Devin Reade wrote: >> --On Wednesday, November 18, 2015 11:07:12 PM -0500 Fred Smith >> wrote: > I've been building C7 VMs with RAID-1 in Virtualbox these last couple > of days, to pin down exactly how

Re: [CentOS] C7: How to configure raid at install time

On 11/25/2015 09:09 AM, Fred Smith wrote: should I put swap on both drives? should it be RAID1 also, or just two swap partitions not in any RAID volume? I really recommend using the fewest partitions possible, since md RAID operates on partitions (Anaconda won't create full disk md RAID

Re: [CentOS] C7: How to configure raid at install time

On Wed, Nov 18, 2015 at 09:49:43PM -0700, Devin Reade wrote: > --On Wednesday, November 18, 2015 11:07:12 PM -0500 Fred Smith > wrote: > > >But it isn't at all obvious how one would do a new RAID1 setup in > >Anaconda > > Don't feel bad. The abortion that is the

Re: [CentOS] C7: How to configure raid at install time

On 11/24/2015 07:35 PM, Fred Smith wrote: it seemed to max out at around 9900 MB. This for sure won't do when I build it on real hardware, so I'm wondering if anyone else here has a clue what's going on?? IIRC, Anaconda can't create "raid1" LVM volumes. That is, you can't create LVs that are

Re: [CentOS] C7: How to configure raid at install time

On 11/18/2015 08:07 PM, Fred Smith wrote: Can anyone provide (or give pointers to) a good recipe for doing this? One of the things I'm working on right now is moving toward a single standard partition layout for all systems, with RAID or without. The reason I want to do that is that it'll

Re: [CentOS] C7: How to configure raid at install time

On 11/19/2015 06:56 AM, Valeri Galtsev wrote: My C7 boxes (workstations, no C7 servers, please) are all installed using kickstart, and drives are partitioned exactly as I described in kickstart file. There is still something we can happily use;-) Perhaps by luck. Anaconda will definitely

Re: [CentOS] C7: How to configure raid at install time

On 11/18/2015 08:49 PM, Devin Reade wrote: The abortion that is the RHEL/CentOS 7 graphical install interface is far too dumbed-down to be easily usable by anyone that understands what is going on under the covers. I really don't think that's an appropriate or useful way to discuss software.

Re: [CentOS] C7: How to configure raid at install time

On Fri, November 20, 2015 10:49 am, Gordon Messmer wrote: > On 11/19/2015 06:56 AM, Valeri Galtsev wrote: >> My C7 boxes (workstations, no C7 servers, please) are all installed >> using >> kickstart, and drives are partitioned exactly as I described in >> kickstart >> file. There is still

Re: [CentOS] C7: How to configure raid at install time

On 11/20/2015 09:11 AM, Valeri Galtsev wrote: And indeed it did. Not to the extent of going ultimately against my scheme. OK, CentOS (7) just fell yet one more notch down in my opinion. Thanks for correcting me. Have a look at the links I sent earlier and see if that approach might work for

Re: [CentOS] C7: How to configure raid at install time

On Nov 19, 2015, at 11:54 AM, Warren Young wrote: > > Several OSes made /usr/{bin,lib} the same as /{bin,lib} way before Red Hat: > Solaris, OS X, and Cygwin, at the least. Small correction: OS X doesn’t symlink /{bin,lib} to /usr/{bin,lib} as Solaris, EL7, and Cygwin do,

Re: [CentOS] C7: How to configure raid at install time

On Nov 18, 2015, at 9:49 PM, Devin Reade wrote: > > The one thing I would point out regarding the above link is that despite > conventional UNIX wisdom, *don't* put /usr on a separate filesystem > in CentOS 7. Thank you RedHat > > Flames to /dev/null. Sorry, you don’t get to

Re: [CentOS] C7: How to configure raid at install time

--On Thursday, November 19, 2015 11:54:19 AM -0700 Warren Young wrote: ?Twas *progress* that made it so, specifically the fact that even a throwaway USB key has enough space to hold the complete OS on it these days. For the record, size of the disk was never the original

Re: [CentOS] C7: How to configure raid at install time

On Thu, November 19, 2015 4:49 pm, Devin Reade wrote: > --On Thursday, November 19, 2015 11:54:19 AM -0700 Warren Young > wrote: > >> ?Twas *progress* that made it so, specifically the fact >> that even a throwaway USB key has enough space to hold the complete OS >> on >> it

Re: [CentOS] C7: How to configure raid at install time

On Nov 19, 2015, at 9:02 PM, Warren Young wrote: > > Prior to SysV… Sorry, that should be “SVR4”. ___ CentOS mailing list CentOS@centos.org https://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] C7: How to configure raid at install time

On Nov 19, 2015, at 3:49 PM, Devin Reade wrote: > > size of the disk was never the original motivation for > keeping / separate, at least within my memory Prior to SysV, the location of user home directories was not standardized, and AT recommended that you put them in /usr.[1]

Re: [CentOS] C7: How to configure raid at install time

On Thu, November 19, 2015 8:15 am, m.r...@5-cent.us wrote: > Fred Smith wrote: >> On Wed, Nov 18, 2015 at 09:49:43PM -0700, Devin Reade wrote: >>> --On Wednesday, November 18, 2015 11:07:12 PM -0500 Fred Smith >>> wrote: >>> >>> >But it isn't at all obvious how one

Re: [CentOS] C7: How to configure raid at install time

On Wed, Nov 18, 2015 at 09:49:43PM -0700, Devin Reade wrote: > --On Wednesday, November 18, 2015 11:07:12 PM -0500 Fred Smith > wrote: > > >But it isn't at all obvious how one would do a new RAID1 setup in > >Anaconda > > Don't feel bad. The abortion that is the

Re: [CentOS] C7: How to configure raid at install time

Fred Smith wrote: > On Wed, Nov 18, 2015 at 09:49:43PM -0700, Devin Reade wrote: >> --On Wednesday, November 18, 2015 11:07:12 PM -0500 Fred Smith >> wrote: >> >> >But it isn't at all obvious how one would do a new RAID1 setup in >> >Anaconda >> >> Don't feel bad.

Re: [CentOS] C7: How to configure raid at install time

Fred Smith wrote: > On Wed, Nov 18, 2015 at 09:49:43PM -0700, Devin Reade wrote: >> --On Wednesday, November 18, 2015 11:07:12 PM -0500 Fred Smith >> wrote: >> >> >But it isn't at all obvious how one would do a new RAID1 setup in >> >Anaconda >> >> Don't feel bad.

[CentOS] C7: How to configure raid at install time

Hi all! I'm still on C6. I'm using a RAID1 configuration (Linux software RAID) and I'd like to either use the same one, or possibly configure it on new drives (larger) when I upgrade to C7. (I'm really feeling the need to move off C6.) But it isn't at all obvious how one would do a new RAID1

Re: [CentOS] C7: How to configure raid at install time

--On Wednesday, November 18, 2015 11:07:12 PM -0500 Fred Smith wrote: But it isn't at all obvious how one would do a new RAID1 setup in Anaconda Don't feel bad. The abortion that is the RHEL/CentOS 7 graphical install interface is far too dumbed-down to be