[stgt] Online resizing of LUN's

[RedShift]

On 06/22/2012 10:10 AM, RedShift wrote:
> On 06/22/2012 09:56 AM, FUJITA Tomonori wrote:
>> On Fri, 22 Jun 2012 08:32:16 +0200
>> RedShift<redshift at pandora.be> wrote:
>>
>>> On 06/18/2012 03:21 PM, FUJITA Tomonori wrote:
>>>> On Mon, 18 Jun 2012 15:12:37 +0200 (CEST)
>>>> RedShift<redshift at telenet.be> wrote:
>>>>
>>>>> So the patch in the email posted above should work? Will try that ASAP.
>>>>
>>>> Not sure. Too many changes since then. The following patch can be
>>>> applied to the current git head. But not sure if it works.
>>>> *snip*
>>>
>>>
>>> It doesn't work.
>>>
>>> I use an LVM logical volume as backing-store to my iSCSI target. I started tgtd, connected my initiator and then proceeded with resizing my logical volume by adding 5 GB. Next, I rescanned the disks from disk management (I'm using Windows as initiator), however, no size changed occured nor does tgtd say so.
>>>
>>> I ran tgtd -f -d 1, and it says
>>>
>>> # tgtd -d 1 -f
>>> tgtd: setup_inotify(320) inotify ready, 0
>>>
>>>
>>> But it never mentions "%s changed"
>>>
>>>*snip*

Well I found it why it doesn't say %s changed and will never say that, inotify doesn't support block devices. Couldn't we implement a command in tgtadm that notifies tgtd it should re-read the sizes of its backing stores?
--
To unsubscribe from this list: send the line "unsubscribe stgt" in
the body of a message to majordomo at vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html