Re: > You may find that you need to update your lvm userspace tools.

2008-02-05 Thread Alasdair G Kergon
On Mon, Feb 04, 2008 at 09:53:04PM -0800, Andrew Morton wrote:
> Could someone in dm-devel land please get involved?

Vague reports like this are sadly a regular occurrence, and they usually
happen when people don't update their initrd after updating their
kernel.  As well as the obvious problems from incompatible modules, some
versions of distros are worse than others, as they foolishly hard-code
device numbers, and a new kernel happens to assign device numbers in a
different sequence breaking everything.  Another cause is when the
distro lets the boot script run too early without waiting for the kernel
to discover all the devices necessary.  Or sometimes kernel/module
changes mean it no longer sees the devices at all.

Alasdair
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Re: > You may find that you need to update your lvm userspace tools.

2008-02-04 Thread Andrew Morton
On Tue, 05 Feb 2008 12:32:11 +0700 Igor M Podlesny <[EMAIL PROTECTED]> wrote:

> On 2008-02-04 20:27, Andrew Morton wrote:
> > On Mon, 04 Feb 2008 20:16:48 +0700 Igor M Podlesny <[EMAIL PROTECTED]> 
> > wrote:
> [...]
> >>Now I can say that both 2.6.24-mm1 and 2.6.24-git11 do NOT "see" any
> >> of mine LVM-2 disks. pvscan, for e.g., finds nothing at all.
> > 
> > You may find that you need to update your lvm userspace tools.
> 
>   You're right; I've updated my initrd with fresh lvm
> userspace-counterpart and now the problem has been fixed. Sorry for
> groundless alert.
> 

No, breakage of a userspace interface is considered a serious regression.

If this was deliberate and utterly unavoidable, well, that's bad but sometimes
these things happen.  We do prefer to go through elaborate notification
processes to minimise the disruption, which afaik did not happen here.

If, however, the breakage was was unintentional then we should find the
cause and fix it asap, and backport the fix into 2.6.24.1.

Please tell us what version of the userspace tools you were previously runnning.

Could someone in dm-devel land please get involved?
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> You may find that you need to update your lvm userspace tools.

2008-02-04 Thread Igor M Podlesny
On 2008-02-04 20:27, Andrew Morton wrote:
> On Mon, 04 Feb 2008 20:16:48 +0700 Igor M Podlesny <[EMAIL PROTECTED]> wrote:
[...]
>>Now I can say that both 2.6.24-mm1 and 2.6.24-git11 do NOT "see" any
>> of mine LVM-2 disks. pvscan, for e.g., finds nothing at all.
> 
> You may find that you need to update your lvm userspace tools.

You're right; I've updated my initrd with fresh lvm
userspace-counterpart and now the problem has been fixed. Sorry for
groundless alert.

Thanks!

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