On Wed, 16 Nov 2016 11:44+0100, Trond Endrestøl wrote:
> Hi,
>
> I'm running XenServer 7.0.0. I tried to add the fourth, the fifth, and
> the sixth drive to a FreeBSD VM running stable/11 r308642, with the
> (almost unrelated) patch from r308126 applied.
>
> The problem is that only the first three drives gets attached, the
> last three drives are detected, but not acted upon:
>
> xbd0: 12288MB <Virtual Block Device> at device/vbd/832 on xenbusb_front0
> xbd0: attaching as ada1
> xbd0: features: write_barrier
> xbd0: synchronize cache commands enabled.
> xbd1: 12288MB <Virtual Block Device> at device/vbd/768 on xenbusb_front0
> xbd1: attaching as ada0
> xbd1: features: write_barrier
> xbd1: synchronize cache commands enabled.
> xbd2: 12288MB <Virtual Block Device> at device/vbd/5632 on xenbusb_front0
> xbd2: attaching as ada2
> xbd2: features: write_barrier
> xbd2: synchronize cache commands enabled.
> xbd4: 2048MB <Virtual Block Device> at device/vbd/51776 on xenbusb_front0
> xbd4: features: write_barrier
> xbd4: synchronize cache commands enabled.
> xbd5: 2048MB <Virtual Block Device> at device/vbd/51792 on xenbusb_front0
> xbd5: features: write_barrier
> xbd5: synchronize cache commands enabled.
> xbd6: 2048MB <Virtual Block Device> at device/vbd/51808 on xenbusb_front0
> xbd6: features: write_barrier
> xbd6: synchronize cache commands enabled.
>
> Can we get the three remaining drives attached as ada3, ada4, and
> ada5?
I discovered the device files xbd{4,5,6} and created a zpool using
these drives, so we can check this item off the list.
> Also, why is the naming of the device files inconsistent with the
> drive order?
>
> xbd0 => ada1
> xbd1 => ada0
> xbd2 => ada2 <= This one's consistent, but that's probably by accident.
Consistency would be nice.
> Are the drives 0, 1, 2, 4, 5, and 6, as shown in XenCenter, really
> xbd0, xbd1, xbd2, xbd4, xbd5, xbd6?
I guess this is true.
> Wouldn't this mapping make more sense:
>
> xbd0 => ada0
> xbd1 => ada1
> xbd2 => ada2
> xbd4 => ada3
> xbd5 => ada4
> xbd6 => ada5
This doesn't apply.
--
+-------------------------------+------------------------------------+
| Vennlig hilsen, | Best regards, |
| Trond Endrestøl, | Trond Endrestøl, |
| IT-ansvarlig, | System administrator, |
| Fagskolen Innlandet, | Gjøvik Technical College, Norway, |
| tlf. mob. 952 62 567, | Cellular...: +47 952 62 567, |
| sentralbord 61 14 54 00. | Switchboard: +47 61 14 54 00. |
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