Re: booting successfully with read-only file system

2020-07-03 Thread Zbigniew Jędrzejewski-Szmek
I see that this thread is one massive communication failure on my part :( > > > > I wrote about "booting successfully with a read-only file system", but I > > see that I didn't say "... when the disk cannot be mounted rw because of > > file system errors". I

Re: booting successfully with read-only file system

2020-07-03 Thread Neal Gompa
On Fri, Jul 3, 2020 at 9:56 AM Colin Walters wrote: > > What I was pointing at is the Fedora CoreOS *LIVE* ISO, which is definitely > fully read only (or phased more usefully), does not support persistence > at all because physical ISOs don't - same as any other "Live" system > from Anaconda to

Re: booting successfully with read-only file system

2020-07-03 Thread Colin Walters
h a read-only > > > root file system, > > > > Eh, just mount a tmpfs for /var, and an overlayfs for /etc (backed by a > > tmpfs). > > I see that this thread is one massive communication failure on my part :( > > I wrote about "booting successfully wi

Re: booting successfully with read-only file system

2020-07-03 Thread Peter Pentchev
ly boot with a read-only > > > root file system, > > > > Eh, just mount a tmpfs for /var, and an overlayfs for /etc (backed by a > > tmpfs). > > I see that this thread is one massive communication failure on my part :( > > I wrote about "booting succe

Re: booting successfully with read-only file system

2020-07-03 Thread Steven Whitehouse
Hi, On 03/07/2020 14:18, Colin Walters wrote: On Thu, Jul 2, 2020, at 11:53 AM, Zbigniew Jędrzejewski-Szmek wrote: It would be great if we could fairly reliably boot with a read-only root file system, Eh, just mount a tmpfs for /var, and an overlayfs for /etc (backed by a tmpfs). That's

Re: booting successfully with read-only file system

2020-07-03 Thread Zbigniew Jędrzejewski-Szmek
nd an overlayfs for /etc (backed by a > tmpfs). I see that this thread is one massive communication failure on my part :( I wrote about "booting successfully with a read-only file system", but I see that I didn't say "... when the disk cannot be mounted rw because of file sy

Re: booting successfully with read-only file system

2020-07-03 Thread Colin Walters
On Thu, Jul 2, 2020, at 11:53 AM, Zbigniew Jędrzejewski-Szmek wrote: > It would be great if we could fairly reliably boot with a read-only > root file system, Eh, just mount a tmpfs for /var, and an overlayfs for /etc (backed by a tmpfs). That's what we do for Fedora CoreOS based live images,

Re: booting successfully with read-only file system

2020-07-03 Thread Colin Walters
On Thu, Jul 2, 2020, at 12:05 PM, Daniel P. Berrangé wrote: > I presume you're referring to regular Fedora here, but this description > feels like it is approx asking for what Fedora Silverblue has delivered, > only with the writable area for apps being just a ram disk with no > persistence.

Re: booting successfully with read-only file system

2020-07-03 Thread Vitaly Zaitsev via devel
On 03.07.2020 13:42, Neal Gompa wrote: > Ubuntu's MOTD requires network connectivity to function, I think ours > would not. That would eliminate the network resource contention issues > you were seeing. The good MOTD is an empty MOTD. -- Sincerely, Vitaly Zaitsev (vit...@easycoding.org)

Re: booting successfully with read-only file system

2020-07-03 Thread Vitaly Zaitsev via devel
On 03.07.2020 08:07, Zbigniew Jędrzejewski-Szmek wrote: > Ubuntu's MOTD are well known and people seem to like them a > lot. Fedora hasn't been making that much use of them. But I think we > should in general. Ubuntu MOTD contains ads. Most of Ubuntu users completely disable it right after the

Re: booting successfully with read-only file system

2020-07-03 Thread Neal Gompa
On Fri, Jul 3, 2020 at 6:50 AM Roberto Ragusa wrote: > > On 2020-07-03 08:07, Zbigniew Jędrzejewski-Szmek wrote: > > > Ubuntu's MOTD are well known and people seem to like them a > > lot. Fedora hasn't been making that much use of them. But I think we > > should in general. > > Do not follow

Re: booting successfully with read-only file system

2020-07-03 Thread Roberto Ragusa
On 2020-07-03 08:07, Zbigniew Jędrzejewski-Szmek wrote: Ubuntu's MOTD are well known and people seem to like them a lot. Fedora hasn't been making that much use of them. But I think we should in general. Do not follow Ubuntu on this too much. I've had a case of a machine with many short-lived

Re: booting successfully with read-only file system

2020-07-03 Thread Zbigniew Jędrzejewski-Szmek
On Thu, Jul 02, 2020 at 03:17:58PM -0500, Brandon Nielsen wrote: > On 7/2/20 3:10 PM, Christopher Engelhard wrote: > >On 02.07.20 17:53, Zbigniew Jędrzejewski-Szmek wrote: > >>It would be great if we could fairly reliably boot with a read-only > >>root file system, all the way to the graphical

Re: booting successfully with read-only file system

2020-07-02 Thread Brandon Nielsen
On 7/2/20 3:10 PM, Christopher Engelhard wrote: On 02.07.20 17:53, Zbigniew Jędrzejewski-Szmek wrote: It would be great if we could fairly reliably boot with a read-only root file system, all the way to the graphical environment. Obviously, such a machine will not be fully functional, but for

Re: booting successfully with read-only file system

2020-07-02 Thread Christopher Engelhard
On 02.07.20 17:53, Zbigniew Jędrzejewski-Szmek wrote: > It would be great if we could fairly reliably boot with a read-only > root file system, all the way to the graphical environment. Obviously, > such a machine will not be fully functional, but for users, debugging a > disk problem when they

Re: booting successfully with read-only file system

2020-07-02 Thread Zbigniew Jędrzejewski-Szmek
On Thu, Jul 02, 2020 at 06:27:44PM +0200, Vitaly Zaitsev via devel wrote: > On 02.07.2020 17:53, Zbigniew Jędrzejewski-Szmek wrote: > > It would be great if we could fairly reliably boot with a read-only > > root file system, all the way to the graphical environment. > > Already implemented -

Re: booting successfully with read-only file system

2020-07-02 Thread Vitaly Zaitsev via devel
On 02.07.2020 17:53, Zbigniew Jędrzejewski-Szmek wrote: > It would be great if we could fairly reliably boot with a read-only > root file system, all the way to the graphical environment. Already implemented - Silverblue. -- Sincerely, Vitaly Zaitsev (vit...@easycoding.org)

Re: booting successfully with read-only file system

2020-07-02 Thread Zbigniew Jędrzejewski-Szmek
On Thu, Jul 02, 2020 at 05:05:09PM +0100, Daniel P. Berrangé wrote: > On Thu, Jul 02, 2020 at 03:53:26PM +, Zbigniew Jędrzejewski-Szmek wrote: > > Hi, > > > > this is partially an outgrowth of the discussion about btrfs as > > default, but makes sense independently too... > > > > It would be

Re: booting successfully with read-only file system

2020-07-02 Thread Neal Gompa
On Thu, Jul 2, 2020 at 12:05 PM Daniel P. Berrangé wrote: > > On Thu, Jul 02, 2020 at 03:53:26PM +, Zbigniew Jędrzejewski-Szmek wrote: > > Hi, > > > > this is partially an outgrowth of the discussion about btrfs as > > default, but makes sense independently too... > > > > It would be great if

Re: booting successfully with read-only file system

2020-07-02 Thread Daniel P . Berrangé
On Thu, Jul 02, 2020 at 03:53:26PM +, Zbigniew Jędrzejewski-Szmek wrote: > Hi, > > this is partially an outgrowth of the discussion about btrfs as > default, but makes sense independently too... > > It would be great if we could fairly reliably boot with a read-only > root file system, all

Re: booting successfully with read-only file system

2020-07-02 Thread Langdon White
On Thu, Jul 2, 2020 at 11:54 AM Zbigniew Jędrzejewski-Szmek < zbys...@in.waw.pl> wrote: > Hi, > > this is partially an outgrowth of the discussion about btrfs as > default, but makes sense independently too... > > It would be great if we could fairly reliably boot with a read-only > root file

booting successfully with read-only file system

2020-07-02 Thread Zbigniew Jędrzejewski-Szmek
Hi, this is partially an outgrowth of the discussion about btrfs as default, but makes sense independently too... It would be great if we could fairly reliably boot with a read-only root file system, all the way to the graphical environment. Obviously, such a machine will not be fully