[systemd-devel] On /dev/disk/by-id/ata-...-part2 missing, again

[Lennart Poettering]

On Mon, 27.10.14 22:22, Alexander E. Patrakov (patrakov at gmail.com) wrote:

> Thanks for the pointer. It is good to know that the information is available
> in the kernel.
> 
> Unfortunately, it is not possible to run the lslocks program manually or see
> the contents of /proc/locks exactly at the moment when some stupid program
> decides to lock the device. Especially since this does not happen at every
> boot.
> 
> I think that printing the equivalent of the lslocks output directly from
> udevd when failing to lock the device would be a useful debugging aid. Of
> course, this feature request only applies when udev.log-priority=debug.

Well, to my knowledge there is not efficient way to query this
information, so we probably shouldn't do that.

If fsck is not the process that takes the locks, I bet LVM is. Are you
using that? Consider turning it off.

Lennart

-- 
Lennart Poettering, Red Hat