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Re: [Xen-users] Problem with tap:aio

Mozafar Roshany írta:
> Thanks for quick solution.
>
> I created two blktapctrl and tapdisk symlinks to point to
> xen-utils-wrapper; So now have this:
>
> # file /usr/sbin/* | grep -i wrap
> /usr/sbin/blktapctrl:          symbolic link to
> `/usr/lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/cpuperf-perfcntr:    symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/cpuperf-xen:         symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/tapdisk:             symbolic link to
> `/usr/lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/xend:                symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/xenperf:             symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/xentop:              symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/xentrace:            symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/xentrace_format:     symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/xentrace_setmask:    symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/xentrace_setsize:    symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
> /usr/sbin/xm:                  symbolic link to
> `../lib/xen-common/bin/xen-utils-wrapper'
>
> But still does Not work :( . (I did restarted xend and domU).

My versions:
xen-utils-3.2-1
xen-utils-common: 3.3.1-3
could it be the reason?
>
> On Mon, Dec 21, 2009 at 9:57 AM, Gémes Géza <geza@xxxxxxxxxxx
> <mailto:geza@xxxxxxxxxxx>> wrote:
>
>     Mozafar Roshany írta:
>
>         Hi
>
>         No, it did not work. I did: ln -s /usr/lib/xen-3.2-1/bin/*
>         /usr/sbin/
>         and restarted xend and that domU, but the same errors remain.
>
>         Thanks Gemes.
>
>
>     Ok I've checked back how I did. I've modified the xen-utils-common
>     package, to include symlinks for tapdisk and blktapctrl for
>     ../lib/xen-common/bin/xen-utils-wrapper.
>     So sorry for misinforming you at the first time, please modify
>     your symlinks to point to: ../lib/xen-common/bin/xen-utils-wrapper
>
>     Good Luck!
>
>     Geza
>
>
>         On Sun, Dec 20, 2009 at 6:02 PM, Gémes Géza <geza@xxxxxxxxxxx
>         <mailto:geza@xxxxxxxxxxx> <mailto:geza@xxxxxxxxxxx
>         <mailto:geza@xxxxxxxxxxx>>> wrote:
>
>            Mozafar Roshany írta:
>
>                Hi all
>
>                I was reading through Xen 3 user manual and saw this
>         tap:aio
>                should be used instead of loopback...
>                Then I came to do that, but I can get it working with
>                replacing `file' URI's with `tap:aio'.
>
>                My OS: Debian Lenny 2.6.26-2-xen-amd64
>
>                DomU Xen configuration file:
>
>                kernel      = '/boot/vmlinuz-2.6.26-2-xen-amd64'
>                ramdisk     = '/boot/initrd.img-2.6.26-2-xen-amd64'
>                memory      = '1024'
>                root        = '/dev/xvda1 ro'
>                disk        = [
>                                
>         'tap:aio:/xen/domains/test1/manu.img,xvda1,w',
>                                
>         'tap:aio:/xen/domains/test1/disk.img,xvda2,w',
>                             ]
>                name        = 'test1'
>                vif         = [ 'ip=10.1.1.50,mac=00:16:3E:51:E4:AD' ]
>                on_poweroff = 'destroy'
>                on_reboot   = 'restart'
>                on_crash    = 'restart'
>
>                The errors from console:
>
>                [    0.872134] Capability LSM initialized
>                [    0.872151] Mount-cache hash table entries: 256
>                [    0.872282] Initializing cgroup subsys ns
>                [    0.872290] Initializing cgroup subsys cpuacct
>                [    0.872295] Initializing cgroup subsys devices
>                [    0.872326] CPU: L1 I cache: 32K, L1 D cache: 32K
>                [    0.872333] CPU: L2 cache: 6144K
>                [    0.872340] CPU: Physical Processor ID: 1
>                [    0.872344] CPU: Processor Core ID: 3
>                [    0.872356] SMP alternatives: switching to UP code
>                [    0.879420] Freeing SMP alternatives: 21k freed
>                [    0.879535] Brought up 1 CPUs
>                [    0.881865] net_namespace: 1224 bytes
>                [    0.882025] NET: Registered protocol family 16
>                [    0.883053] Brought up 1 CPUs
>                [    0.883068] PCI: Fatal: No config space access
>         function found
>                [    0.883075] PCI: setting up Xen PCI frontend stub
>                [    0.883750] ACPI: Interpreter disabled.
>                [    0.883758] Linux Plug and Play Support v0.97 (c)
>         Adam Belay
>                [    0.883790] pnp: PnP ACPI: disabled
>                [    0.883979] suspend: event channel 7
>                [    0.884329] xen_mem: Initialising balloon driver.
>                [    0.885871] usbcore: registered new interface driver
>         usbfs
>                [    0.885931] usbcore: registered new interface driver hub
>                [    0.885977] usbcore: registered new device driver usb
>                [    0.886139] PCI: System does not support PCI
>                [    0.886145] PCI: System does not support PCI
>                [    0.898148] NET: Registered protocol family 2
>                [    0.933769] IP route cache hash table entries: 32768
>                (order: 6, 262144 bytes)
>                [    0.934013] TCP established hash table entries: 131072
>                (order: 9, 2097152 bytes)
>                [    0.934815] TCP bind hash table entries: 65536
>         (order: 8,
>                1048576 bytes)
>                [    0.935207] TCP: Hash tables configured (established
>         131072
>                bind 65536)
>                [    0.935213] TCP reno registered
>                [    0.945775] NET: Registered protocol family 1
>                [    0.945859] checking if image is initramfs... it is
>                [    0.951155] Freeing initrd memory: 5252k freed
>                [    0.952017] platform rtc_cmos: registered platform RTC
>                device (no PNP device found)
>                [    0.952017] audit: initializing netlink socket
>         (disabled)
>                [    0.952017] type=2000 audit(1261321342.173:1):
>         initialized
>                [    0.952017] VFS: Disk quotas dquot_6.5.1
>                [    0.952017] Dquot-cache hash table entries: 512
>         (order 0,
>                4096 bytes)
>                [    0.952017] msgmni has been set to 2058
>                [    0.952017] Block layer SCSI generic (bsg) driver
>         version
>                0.4 loaded (major 253)
>                [    0.952017] io scheduler noop registered
>                [    0.952017] io scheduler anticipatory registered
>                [    0.952017] io scheduler deadline registered
>                [    0.952017] io scheduler cfq registered (default)
>                [    0.953902] Linux agpgart interface v0.103
>                [    0.953947] Serial: 8250/16550 driver $Revision:
>         1.90 $ 4
>                ports, IRQ sharing enabled
>                [    0.955284] brd: module loaded
>                [    0.955342] input: Macintosh mouse button emulation as
>                /class/input/input0
>                [    0.955404] Xen virtual console successfully
>         installed as hvc0
>                [    0.955451] Event-channel device installed.
>                [    0.960690] netfront: Initialising virtual ethernet
>         driver.
>                [    0.961761] PNP: No PS/2 controller found. Probing ports
>                directly.
>                [    0.962588] i8042.c: No controller found.
>                [    0.976078] mice: PS/2 mouse device common for all mice
>                [    0.976184] rtc_cmos rtc_cmos: rtc core: registered
>                rtc_cmos as rtc0
>                [    0.976298] No iBFT detected.
>                [    0.976641] TCP cubic registered
>                [    0.976647] NET: Registered protocol family 17
>                [    0.976739] registered taskstats version 1
>                [    6.077230] XENBUS: Waiting for devices to initialise:
>              
>          
> 295s...290s...285s...280s...275s...270s...265s...260s...255s...250s...245s...240s...235s...230s...225s...220s...215s...210s...205s...200s...195s...190s...185s...180s...175s...170s...165s...160s...155s...150s...145s...140s...135s...130s...125s...120s...115s...110s...105s...100s...95s...90s...85s...80s...75s...70s...65s...60s...55s...50s...45s...40s...35s...30s...25s...20s...15s...10s...5s...0s...
>                [  301.076163] XENBUS: Timeout connecting to device:
>                device/vbd/2050 (local state 3, remote state 2)
>                [  301.076173] XENBUS: Device not ready: device/vbd/2050
>                [  301.076179] XENBUS: Device with no driver:
>         device/console/0
>                [  301.076186] drivers/rtc/hctosys.c: unable to open rtc
>                device (rtc0)
>                [  301.076209] Freeing unused kernel memory: 216k freed
>                Loading, please wait...
>                Begin: Loading essential drivers ... [  301.123168] SCSI
>                subsystem initialized
>                [  301.124278] HP CISS Driver (v 3.6.20)
>                done.
>                Begin: Running /scripts/init-premount ... FATAL: Error
>                inserting fan
>              
>          (/lib/modules/2.6.26-2-xen-amd64/kernel/drivers/acpi/fan.ko):
>                No such device
>                WARNING: Error inserting processor
>              
>          (/lib/modules/2.6.26-2-xen-amd64/kernel/drivers/acpi/processor.ko):
>                No such device
>                [  301.172668] thermal: Unknown symbol
>                acpi_processor_set_thermal_limit
>                FATAL: Error inserting thermal
>              
>          (/lib/modules/2.6.26-2-xen-amd64/kernel/drivers/acpi/thermal.ko):
>                Unknown symbol in module, or unknown parameter (see dmesg)
>                done.
>                Begin: Mounting root file system ... Begin: Running
>                /scripts/local-top ... done.
>                Begin: Waiting for root file system ...
>                done.
>                Gave up waiting for root device.  Common problems:
>                 - Boot args (cat /proc/cmdline)
>                  - Check rootdelay= (did the system wait long enough?)
>                  - Check root= (did the system wait for the right device?)
>                 - Missing modules (cat /proc/modules; ls /dev)
>                ALERT! /dev/sda2 does not exist. Dropping to a shell!
>
>
>                BusyBox v1.10.2 (Debian 1:1.10.2-2) built-in shell (ash)
>                Enter 'help' for a list of built-in commands.
>
>                /bin/sh: can't access tty; job control turned off
>                (initramfs)
>                =========================================
>
>                I modprobed the xenblktap module and also googled, but
>         no success.
>
>                Thanks for any comment.
>
>
>
>
>              
>          
> ------------------------------------------------------------------------
>
>
>
>                _______________________________________________
>                Xen-users mailing list
>                Xen-users@xxxxxxxxxxxxxxxxxxx
>         <mailto:Xen-users@xxxxxxxxxxxxxxxxxxx>
>                <mailto:Xen-users@xxxxxxxxxxxxxxxxxxx
>         <mailto:Xen-users@xxxxxxxxxxxxxxxxxxx>>
>
>                http://lists.xensource.com/xen-users
>
>            With stock lenny packages blktapctrl ad tapdisk are out of your
>            PATH, you should try to symlink them from
>         /usr/lib/xen-3.2-1/bin/
>            to /usr/bin or /usr/sbin, may need to restart xend and then
>         try to
>            load that tap:aio domain again.
>            Hope that helps.
>
>            Geza
>
>
>
>


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