Comment 70 for bug 1834875
Revision history for this message
| Ryan Harper (raharper) wrote Re: [Bug 1834875] Re: cloud-init growpart race with udev | #70 |
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1b1ed1a
(Get the code!)
On Thu, Nov 7, 2019 at 11:30 AM Dimitri John Ledkov <email address hidden>
wrote:
> > So that means we have this sequence of events:
> > a.) growpart change partition table
> > b.) growpart call partx
> > c.) udev created and events being processed
>
> That is not true. whilst sfdisk is deleting, creating, finishing
> partition table (a) and partx is called (b), udev events are already
> fired and running in parallel and may complete against deleted,
> partially new, completely new partition table, with or without partx
> completed.
>
> No amount of settling for events will fix the fact that events were run
> against racy state of the partition table _during_ sfdisk and partx
> calls.
>
udevadm control --stop-exec-queue
sgdisk
partx
udevadm control --start-exec-queue