** Tags added: kernel-daily-bug
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Windows guest unstable after random amount of time
To manage notifications about this bug go to:
ht
The linked bug from #26 addresses the issue. Closing
** Changed in: linux (Ubuntu)
Status: Confirmed => Fix Released
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Windows
Changing the status of this bug from 'expired' to 'confirmed', since all
the way up here in Ubuntu 20 land (in 2020), I have found this bug when
development testing my research OS. Random lockups and segfaults, after
which the CPU usage of the qemu-system-x86 process sticks at over 100%.
** Chang
[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
T
Marking incomplete until requested testing is complete.
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
** Changed in: linux (Ubuntu)
Importance: Medium => High
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
I believe I've found the fix for this issue on 3.13.
If you can, please test the kernel posted on comment #1 on this bug:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1346917
Make sure KSM is enabled; and any workarounds for this bug are disabled.
If this fixes the issue for you, you are w
** Tags added: ksm-numa-guest-perf
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Windows guest unstable after random amount of time
To manage notifications about this bug go to:
Hey guys,
I'm facing the following problem with Trusty:
---
Ubuntu 14.04 + QEmu 2.0 + KSM = 1, makes Windows 2008 R2 guests to crash (BSOD):
https://bugs.launchpad.net/qemu/+bug/1338277
---
Maybe those problems are related to each other?!
Best,
Thiago
--
You received this bug notification be
Matthew Anderson, the next step would be to fully reverse commit bisect
in order to identify the fix commit. Could you please do this following
https://wiki.ubuntu.com/Kernel/KernelBisection#How_do_I_reverse_bisect_the_upstream_kernel.3F
?
** Tags added: kernel-fixed-upstream-3.15-rc7 needs-revers
Tested with kernel - Linux 3.15.0-031500rc7-generic
After 24 hours there's no sign of the problem.
After watching numastat for a while I noticed that with the 3.13.0
kernel the allocated memory for qemu does a really sudden drop from 6GB
down to 2GB. QEMU then freezes with 100% CPU until the allo
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Windows guest unstable after random amount of time
To manage n
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v3.15 kernel[0].
If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.
If the mainline kernel does not fix t
** Package changed: qemu (Ubuntu) => linux (Ubuntu)
** Changed in: linux (Ubuntu)
Status: New => Confirmed
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Windows guest uns
@penalvch, I'd suggest that since booting with the old 3.2 kernel
prevented this bug, this bug should still be marked as affecting the
kernel.
Lowering priority to medium since there is a workaround (technically 2)
--
You received this bug notification because you are a member of Ubuntu
Bugs, wh
** Changed in: qemu (Ubuntu)
Importance: High => Medium
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Windows guest unstable after random amount of time
To manage notificatio
** Description changed:
Ubuntu 14.04, all updates done as of 23/5/2014
Kernel : Linux 3.13.0-24-generic
Qemu : 1.7.1 and 2.0.0 tested
Tested using both Xeon 5620 and 5520 processors, 48GB RAM.
- Anywhere from 20 minutes for 3+ hours after booting Windows guests become
unstable. Guest a
Based on the fact that flush_tlb_page() appears to be taking up most of
the CPU time when QEMU is 'frozen' I started playing with memory
settings. Disabling automatic NUMA balancing appears to have solved the
problem. echo 0 > /proc/sys/kernel/numa_balancing
The guest has been running 4+ hours now
** Changed in: qemu (Ubuntu)
Importance: Medium => High
** Changed in: qemu (Ubuntu)
Status: Incomplete => New
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Windows gu
Not this exact problem but one with similar symptoms. From kernel 3.5
onwards there was a problem with guests not receiving RTC ticks which
was reported here - http://lists.gnu.org/archive/html/qemu-
devel/2013-02/msg03827.html
The 3.2 kernel from 12.04.1 never had any issues but the 3.5 kernel fr
Matthew Anderson, did this problem not occur in a release prior to
Trusty?
** Package changed: linux (Ubuntu) => qemu (Ubuntu)
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Wind
** Tags removed: bios-outdated
** Tags added: latest-bios-2.1c
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1322441
Title:
QEMU Windows guest unstable after random amount of time
To manage notific
BIOS has now been updated
# sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
2.1c
04/22/2014
I've been able to reproduce the problem using a fresh Windows 2008R2
server image. The guest functions correctly for a period of time then
starts to 'freeze' for around 10 second
Matthew Anderson, thank you for reporting this and helping make Ubuntu better.
As per http://www.supermicro.com/products/motherboard/QPI/5500/X8DTT.cfm an
update to your BIOS is available. If you update to this following
https://help.ubuntu.com/community/BiosUpdate does it change anything? If i
23 matches
Mail list logo
