From: Boris Derzhavets <bderzhavets@xxxxxxxxx>
Subject: [Xen-users] Blktap-control under 2.6.32.16-1.2.108.xendom0.fc13.x86_64
To: "Pasi Kärkkäinen" <pasik@xxxxxx>, "M A Young" <m.a.young@xxxxxxxxxxxx>
Cc: xen@xxxxxxxxxxxxxxxxxxxxxxx, xen-users@xxxxxxxxxxxxxxxxxxx
Date: Wednesday, August 4, 2010, 4:39 AM

1. Attempt to load Nexenta under 2.6.32.16-1.2.108.xendom0.fc13.x86_64

Xen 4.0.1-rc6-pre & 2.6.32.16-1.2.108.xendom0.fc13.x86_64 on top F13

[root@fedora13 NexentaStor-Community-3.0.2]# uname -a
Linux fedora13 2.6.32.16-1.2.108.xendom0.fc13.x86_64 #1 SMP Fri Jul 23 17:09:30 MSD 2010 x86_64 x86_64 x86_64 GNU/Linux
[root@fedora13 NexentaStor-Community-3.0.2]# xm create -c nexentastor-community-3.0.2-xen.cfg
Using config file "./nexentastor-community-3.0.2-xen.cfg".
Error: Failed to create device.
stdout: didn't find blktap-control in /proc/misc
stderr:
Check that target "/root/NexentaStor-Community-3.0.2/syspool.img" exists and that blktap2 driver installed in dom0.

2. Attempt to load Nexenta under regular 2.6.32.16 pvops

Xen 4.0.1-rc6-pre & 2.6.32.16 via Git Repo on top F13 ( same box just another kernel)

[root@fedora13 NexentaStor-Community-3.0.2]# uname -a
Linux fedora13 2.6.32.16 #2 SMP Tue Aug 3 21:06:35 MSD 2010 x86_64 x86_64 x86_64 GNU/Linux
[root@fedora13 NexentaStor-Community-3.0.2]# xm create -c nexentastor-community-3.0.2-xen.cfg
Using config file "./nexentastor-community-3.0.2-xen.cfg".
Started domain NexentaStor-3.0.2 (id=1)
v4.0.1-rc6-pre chgset 'Mon Aug 02 17:19:06 2010 +0100 21301:ef5f25de00da'
SunOS Release 5.11 Version NexentaOS_134d 64-bit
Loading Kernel...
Hostname: myhost
Reading ZFS config: done.
Mounting ZFS filesystems: (7/7)

ZFS Open Storage Appliance (v3.0.2)

myhost console login: root
Password:
Last login: Wed Aug 4 00:16:50 on console
nmc@myhost:/$ poweroff

[root@fedora13 NexentaStor-Community-3.0.2]# cat /proc/misc
229 fuse
223 uinput
130 watchdog
184 microcode
56 network_throughput
57 network_latency
58 cpu_dma_latency
59 device-mapper
144 nvram
228 hpet
60 blktap-control
61 xen/gntdev
62 xen/evtchn
231 snapshot
227 mcelog
63 vga_arbiter

Boris.

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