Re: [PATCH 1/4] uuidgen: fail if uuidd isn't running

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Karel Zak wrote:
> On Thu, Jun 16, 2011 at 10:07:56PM -0400, Ted Ts'o wrote:
> > On Thu, Jun 16, 2011 at 03:59:36PM +0200, Ludwig Nussel wrote:
> > > time bases uuids are not safe if uuidd is not running.
> > > Add option --force to generate a uuid in this case nevertheless.
> >
> > I really wouldn't worry about time-based uuid if you're grabbing them
> > from uuidgen.  Yes, if you're generating thousands of uuid's in
> > parallel via the C interface, it's possible that you potentially force
> > a collision.  But via the command-line interface of uuidgen?
> 
>  I agree with Ted. 
> 
>  Let's go one step back (sorry Ludwig). It would be really better to
>  add --safe rather than --force. We can use the --safe option to test
>  the new *_safe functions or for really paranoid environments, but we
>  should not force people use the new functionality.

Actually never mind, forget about the patches. I'm perfectly fine
with a 'no'. This discussion now finally documents in public the
background and reasons why things are the way they are. Thanks a lot
for your patience and Ted for the detailed explanation!

cu
Ludwig

-- 
 (o_   Ludwig Nussel
 //\
 V_/_  http://www.suse.de/
SUSE LINUX Products GmbH, GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer, HRB 16746 (AG Nürnberg) 
--
To unsubscribe from this list: send the line "unsubscribe util-linux" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Netdev]     [Ethernet Bridging]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux