ZFS MFC heads down

[Artem Belevich]

I had the same problem on -current. Try attached patch. It may not
apply cleanly on -stable, but should be easy enough to make equivalent
changes on -stable.

--Artem



On Wed, May 27, 2009 at 3:00 AM, Henri Hennebert <hlh at restart.be> wrote:
> Kip Macy wrote:
>>
>> On Wed, May 20, 2009 at 2:59 PM, Kip Macy <kmacy at freebsd.org> wrote:
>>>
>>> I will be MFC'ing the newer ZFS support some time this afternoon. Both
>>> world and kernel will need to be re-built. Existing pools will
>>> continue to work without upgrade.
>>>
>>>
>>> If you choose to upgrade a pool to take advantage of new features you
>>> will no longer be able to use it with sources prior to today. 'zfs
>>> send/recv' is not expected to inter-operate between different pool
>>> versions.
>>
>>
>> The MFC went in r192498. Please let me know if you have any problems.
>
> No a real problem but maybe worth mentioning:
>
> on FreeBSD morzine.restart.bel 7.2-STABLE FreeBSD 7.2-STABLE #0: Tue May 26
> 15:37:48 CEST 2009 root at morzine.restart.bel:/usr/obj/usr/src/sys/MORZINE
>  i386
>
> [root at morzine ~]# zdb rpool
>    version=13
>    name='rpool'
>    state=0
>    txg=959
>    pool_guid=17669857244588609348
>    hostid=2315842372
>    hostname='unset'
>    vdev_tree
>        type='root'
>        id=0
>        guid=17669857244588609348
>        children[0]
>                type='mirror'
>                id=0
>                guid=3225603179255348056
>                metaslab_array=23
>                metaslab_shift=28
>                ashift=9
>                asize=51534888960
>                is_log=0
>                children[0]
>                        type='disk'
>                        id=0
>                        guid=17573085726489368265
>                        path='/dev/da0p2'
>                        whole_disk=0
>                children[1]
>                        type='disk'
>                        id=1
>                        guid=2736169600077218893
>                        path='/dev/da1p2'
>                        whole_disk=0
> Assertion failed: (?Ąuč? ėŪ¨´&), function mp->m_owner == NULL, file
> /usr/src/cddl/lib/libzpool/../../../cddl/contrib/opensolaris/lib/libzpool/common/kernel.c,
> line 112.
> Abort trap: 6
>
>
> and on FreeBSD avoriaz.restart.bel 7.2-STABLE FreeBSD 7.2-STABLE #0: Mon May
> 25 12:06:07 CEST 2009 root at avoriaz.restart.bel:/usr/obj/usr/src/sys/AVORIAZ
>  amd64
>
> [root at avoriaz ~]# zdb rpool
>    version=13
>    name='rpool'
>    state=0
>    txg=3467
>    pool_guid=536117255064806899
>    hostid=1133576597
>    hostname='unset'
>    vdev_tree
>        type='root'
>        id=0
>        guid=536117255064806899
>        children[0]
>                type='mirror'
>                id=0
>                guid=3124217685892976292
>                metaslab_array=23
>                metaslab_shift=30
>                ashift=9
>                asize=155741847552
>                is_log=0
>                children[0]
>                        type='disk'
>                        id=0
>                        guid=11099413743436480159
>                        path='/dev/ad4p2'
>                        whole_disk=0
>                children[1]
>                        type='disk'
>                        id=1
>                        guid=12724983687805955432
>                        path='/dev/ad6p2'
>                        whole_disk=0
> Segmentation fault: 11
>
> By the way, to help prepare a boot/root pool does a utility to display the
> content of zpool.cache exist ?
>
>
> Henri
>>
>> Thanks,
>> Kip
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>
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