Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-06 Thread Stefan Monnier
>> Every time you have to reboot, it means your OS has somewhat failed you. > i don't think that at all. remember that each person can > have different preferences, requirements and expectations. That's why I wrote "have to". Of course, if you choose to reboot it, it's not you OS's fault. > sy

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-06 Thread David Wright
On Wed 05 Feb 2020 at 22:54:33 (-0500), Michael Stone wrote: > On Wed, Feb 05, 2020 at 07:33:38PM -0600, David Wright wrote: > > On Wed 05 Feb 2020 at 15:59:27 (-0500), Michael Stone wrote: > > > On Wed, Feb 05, 2020 at 01:43:37PM -0600, David Wright wrote: > > > > On Wed 05 Feb 2020 at 09:00:41 (-

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-06 Thread songbird
Stefan Monnier wrote: >>> PS: The only problem with LVM names is that Linux doesn't let you >>> rename a volume group while it's active (at least last time I tried), >>> which makes it painful to rename the volume group in which lives your >>> root partition. >> How painful is it to dd a live cd, b

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread Michael Stone
On Wed, Feb 05, 2020 at 07:33:38PM -0600, David Wright wrote: On Wed 05 Feb 2020 at 15:59:27 (-0500), Michael Stone wrote: On Wed, Feb 05, 2020 at 01:43:37PM -0600, David Wright wrote: > On Wed 05 Feb 2020 at 09:00:41 (-0500), Michael Stone wrote: > > On Tue, Feb 04, 2020 at 07:04:16PM -0500, St

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread David Wright
On Wed 05 Feb 2020 at 16:47:13 (-0500), Greg Wooledge wrote: > On Wed, Feb 05, 2020 at 01:43:37PM -0600, David Wright wrote: > > I don't suppose either of us will meet a UUID collision in our > > lifetimes, and it's obviously a sensible scheme to use where there > > are large numbers of commoditise

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread David Wright
On Wed 05 Feb 2020 at 15:59:27 (-0500), Michael Stone wrote: > On Wed, Feb 05, 2020 at 01:43:37PM -0600, David Wright wrote: > > On Wed 05 Feb 2020 at 09:00:41 (-0500), Michael Stone wrote: > > > On Tue, Feb 04, 2020 at 07:04:16PM -0500, Stefan Monnier wrote: > > > > While I'm sure this can be mana

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread 0...@caiway.net
On Tue, 04 Feb 2020 22:19:25 -0500 Stefan Monnier wrote: > > How painful is it to dd a live cd, boot from it and rename? > > Very. It's called "downtime". > Every time you have to reboot, it means your OS has somewhat failed > you. > > > Stefan > You are absolutely right!

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread Stefan Monnier
> Usually a UUID collision is a result of a subtle mistake, like cloning > a disk and then trying to mount a file system by UUID while the clone > is still attached. At least, that's the first scenario I can think of. I wouldn't call it a "subtle mistake". Instead it's what *always* happens when

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread Greg Wooledge
On Wed, Feb 05, 2020 at 01:43:37PM -0600, David Wright wrote: > I don't suppose either of us will meet a UUID collision in our > lifetimes, and it's obviously a sensible scheme to use where there > are large numbers of commoditised objects to name. Usually a UUID collision is a result of a subtle

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread Michael Stone
On Wed, Feb 05, 2020 at 01:43:37PM -0600, David Wright wrote: On Wed 05 Feb 2020 at 09:00:41 (-0500), Michael Stone wrote: On Tue, Feb 04, 2020 at 07:04:16PM -0500, Stefan Monnier wrote: > While I'm sure this can be managed by explicitly setting UUIDs, I've > found it much more pleasant to manag

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread David Wright
On Wed 05 Feb 2020 at 09:00:41 (-0500), Michael Stone wrote: > On Tue, Feb 04, 2020 at 07:04:16PM -0500, Stefan Monnier wrote: > > > > Me too, so I usually label the permanent stuff at least. UUID's can and > > > > will change for no detectable reason. > > > For those reading along or finding this

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread Stefan Monnier
>>What he meant is that filesystem UUIDs are (re)created automatically >>based on a heuristic of what it means for a filesystem to be "the same". > You understand that he didn't actually say that, right? This seems like your > own personal bugaboo instead. Definitely. > I dislike using names beca

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread Michael Stone
On Tue, Feb 04, 2020 at 07:04:16PM -0500, Stefan Monnier wrote: Me too, so I usually label the permanent stuff at least. UUID's can and will change for no detectable reason. For those reading along or finding this in search results: no, filesystem UUIDs don't change for no detectable reason. Don

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-05 Thread Curt
>>> Me too, so I usually label the permanent stuff at least. UUID's can and >>> will change for no detectable reason. >> For those reading along or finding this in search results: no, filesystem >> UUIDs don't change for no detectable reason. Don't implement anything based >> on this theory. > > Wh

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-04 Thread Stefan Monnier
>> PS: The only problem with LVM names is that Linux doesn't let you >> rename a volume group while it's active (at least last time I tried), >> which makes it painful to rename the volume group in which lives your >> root partition. > How painful is it to dd a live cd, boot from it and rename? Ve

Re: Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-04 Thread 0...@caiway.net
> PS: The only problem with LVM names is that Linux doesn't let you > rename a volume group while it's active (at least last time I tried), > which makes it painful to rename the volume group in which lives your > root partition. > How painful is it to dd a live cd, boot from it and rename? 3 m

Why I don't like UUIDs (Re: can't mount sdf1 in stretch, gparted claims its fat32)

2020-02-04 Thread Stefan Monnier
>> Me too, so I usually label the permanent stuff at least. UUID's can and >> will change for no detectable reason. > For those reading along or finding this in search results: no, filesystem > UUIDs don't change for no detectable reason. Don't implement anything based > on this theory. What he me