[Bug 612081] New: PV DomU Virtual machines can no more mount their hard disks while using tap:aio driver
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c0 Summary: PV DomU Virtual machines can no more mount their hard disks while using tap:aio driver Classification: openSUSE Product: openSUSE 11.2 Version: Final Platform: x86-64 OS/Version: openSUSE 11.2 Status: NEW Severity: Critical Priority: P5 - None Component: Xen AssignedTo: jdouglas@novell.com ReportedBy: laurent.henry@ehess.fr QAContact: qa@suse.de Found By: --- Blocker: --- Created an attachment (id=367414) --> (http://bugzilla.novell.com/attachment.cgi?id=367414) xen-hotplug.log User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; fr; rv:1.9.1.9) Gecko/20100317 SUSE/3.5.9-0.1 Firefox/3.5.9 On my production environment (Opensuse 11.2 x64 Dom0), since 2 weeks i can no more use VMs configured with tap:aio driver (for vm with "file" driver all is fine). While installing, the install process complains saying my system does not have a hard disk. While rebooting a previously working vm, the boot fails while attempting to mount the disks, the system can't be booted no more. The running vm are functionnals and worked well (and still works if i don't reboot). xen-tools-3.4.1_19718_04-2.1.x86_64 kernel-xen-base-2.6.31.8-0.1.1.x86_64 xen-libs-3.4.1_19718_04-2.1.x86_64 kernel-xen-2.6.31.8-0.1.1.x86_64 xen-kmp-desktop-3.4.1_19718_04_2.6.31.5_0.1-2.1.x86_64 xen-3.4.1_19718_04-2.1.x86_64 Reproducible: Always Steps to Reproduce: 1.i don't know 2. 3. Expected Results: VM mounted -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c1 --- Comment #1 from Henry Laurent <laurent.henry@ehess.fr> 2010-06-07 09:47:44 UTC --- Created an attachment (id=367415) --> (http://bugzilla.novell.com/attachment.cgi?id=367415) screenshot while trying to reboot a domU configured with tap:aio -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c2 --- Comment #2 from Henry Laurent <laurent.henry@ehess.fr> 2010-06-07 10:13:50 UTC --- Created an attachment (id=367423) --> (http://bugzilla.novell.com/attachment.cgi?id=367423) Dom0 xend.log after a reboot attempt -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c Henry Laurent <laurent.henry@ehess.fr> changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|P5 - None |P1 - Urgent -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c3 Henry Laurent <laurent.henry@ehess.fr> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |laurent.henry@ehess.fr --- Comment #3 from Henry Laurent <laurent.henry@ehess.fr> 2010-06-07 14:10:10 UTC --- I think the problem comes from i don't see any blktap process associated with the vm id: alca2:/etc/xen/vm # xm start cas-11.2 alca2:/etc/xen/vm # xm list|grep cas cas-11.2 135 384 1 -b---- 0.2 alca2:/etc/xen/vm # ps axu|grep blk|grep 135 alca2:/etc/xen/vm # ps axu|grep blk root 2021 0.0 0.0 9468 916 pts/1 S+ 16:07 0:00 grep blk root 3946 0.0 0.0 86184 632 ? Ssl Jan13 0:00 blktapctrl root 5152 0.0 0.0 0 0 ? S< May18 0:07 [blktap.97.xvda] root 5153 0.0 0.0 0 0 ? S< May18 0:00 [blktap.97.xvdb] root 8318 0.0 0.0 0 0 ? S< Apr06 0:02 [blktap.90.xvda] root 8319 0.0 0.0 0 0 ? S< Apr06 0:00 [blktap.90.xvdb] root 8321 0.0 0.0 0 0 ? S< Apr06 0:00 [blktap.90.xvdc] root 8406 0.0 0.0 0 0 ? S< Apr02 0:00 [blktap.89.xvda] root 8407 0.0 0.0 0 0 ? S< Apr02 0:00 [blktap.89.xvdb] root 8408 0.0 0.0 0 0 ? S< Apr02 0:00 [blktap.89.xvdc] root 8410 0.0 0.0 0 0 ? S< Apr02 0:00 [blktap.89.xvdd] root 11311 0.0 0.0 0 0 ? S< Feb23 0:10 [blkback.77.xvda] root 11312 0.0 0.0 0 0 ? S< Feb23 0:01 [blkback.77.xvdb] root 11313 0.0 0.0 0 0 ? S< Feb23 0:00 [blkback.77.xvdc] root 14419 0.0 0.0 0 0 ? S< May18 0:00 [blktap.99.xvda] root 14420 0.0 0.0 0 0 ? S< May18 0:00 [blktap.99.xvdb] root 14920 0.0 0.0 0 0 ? S< Jun04 0:00 [blkback.130.xvd] root 14921 0.0 0.0 0 0 ? S< Jun04 0:00 [blkback.130.xvd] root 14922 0.0 0.0 0 0 ? S< Jun04 0:00 [blkback.130.xvd] root 17048 0.0 0.0 0 0 ? S< Mar24 0:00 [blktap.88.xvda] root 17050 0.0 0.0 0 0 ? S< Mar24 0:00 [blktap.88.xvdb] root 19189 0.0 0.0 0 0 ? S< Feb26 0:00 [blktap.78.sda1] root 19190 0.0 0.0 0 0 ? S< Feb26 0:17 [blktap.78.sdb1] root 19191 0.0 0.0 0 0 ? S< Feb26 0:00 [blktap.78.sdc1] root 22376 0.0 0.0 0 0 ? S< May26 0:00 [blkback.103.xvd] root 22377 0.0 0.0 0 0 ? S< May26 0:00 [blkback.103.xvd] root 22378 0.0 0.0 0 0 ? S< May26 0:00 [blkback.103.xvd] root 24137 0.0 0.0 0 0 ? S< May26 0:00 [blkback.104.xvd] root 24138 0.0 0.0 0 0 ? S< May26 0:00 [blkback.104.xvd] root 24139 0.0 0.0 0 0 ? S< May26 0:00 [blkback.104.xvd] root 24140 0.0 0.0 0 0 ? S< May26 0:00 [blkback.104.xvd] -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c4 --- Comment #4 from Henry Laurent <laurent.henry@ehess.fr> 2010-06-07 14:13:40 UTC --- un 7 16:11:41 alca2 kernel: [12537879.848530] blk_tap: Error initialising /dev/xen/blktap - No more devices Jun 7 16:11:41 alca2 logger: /etc/xen/scripts/blktap: Writing backend/tap/136/51712/hotplug-status connected to xenstore. Jun 7 16:11:41 alca2 logger: /etc/xen/scripts/blktap: Writing backend/tap/136/51728/hotplug-status connected to xenstore. Jun 7 16:11:44 alca2 kernel: [12533839.409637] blktap: ring-ref 8, event-channel 12, protocol 1 (x86_64-abi) Jun 7 16:11:44 alca2 kernel: [12533839.412361] blktap: ring-ref 9, event-channel 13, protocol 1 (x86_64-abi) Jun 7 16:12:09 alca2 logger: /etc/xen/scripts/blktap: remove XENBUS_PATH=backend/tap/136/51712 Jun 7 16:12:09 alca2 logger: /etc/xen/scripts/blktap: remove XENBUS_PATH=backend/tap/136/51728 Jun 7 16:12:09 alca2 logger: /etc/xen/scripts/blktap: remove XENBUS_PATH=backend/tap/136/51728 Jun 7 16:12:09 alca2 logger: /etc/xen/scripts/blktap: remove XENBUS_PATH=backend/tap/136/51712 -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c5 --- Comment #5 from Henry Laurent <laurent.henry@ehess.fr> 2010-06-11 09:44:58 UTC --- i made a better summary under bug #613490 -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c6 Jan Beulich <jbeulich@novell.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|P1 - Urgent |P2 - High Status|NEW |NEEDINFO Found By|--- |Community User InfoProvider| |laurent.henry@ehess.fr AssignedTo|jdouglas@novell.com |jbeulich@novell.com --- Comment #6 from Jan Beulich <jbeulich@novell.com> 2010-06-14 14:53:10 UTC --- Is there any difference between this report and the latter report? If not, can we close this one. -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c7 --- Comment #7 from Henry Laurent <laurent.henry@ehess.fr> 2010-06-14 15:01:24 UTC --- You can choose the one you think more understandble. Both are the same issue -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c Henry Laurent <laurent.henry@ehess.fr> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEEDINFO |NEW InfoProvider|laurent.henry@ehess.fr | -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
http://bugzilla.novell.com/show_bug.cgi?id=612081 http://bugzilla.novell.com/show_bug.cgi?id=612081#c8 Jan Beulich <jbeulich@novell.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution| |DUPLICATE --- Comment #8 from Jan Beulich <jbeulich@novell.com> 2010-06-14 15:28:42 UTC --- Let's use the other one then. *** This bug has been marked as a duplicate of bug 613490 *** http://bugzilla.novell.com/show_bug.cgi?id=613490 -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
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