There is https://bugzilla.redhat.com/show_bug.cgi?id=2143438 which I ran
into on AlmaLinux 8, (which impacts Xeon 55xx processors, but seems to
work on Xeon 56xx and newer).
Just a user who ran into it (nothing to do with the fix), and I upgraded
the server to a Xeon 56XX processor to resolve
"In fact, the system runs great on the newest kernel, right up to the
point where a VM is started. It will run for days as long as I never
start a VM. Start a VM and BAM! It is hung hard."
Are you required to use "official supported kernels" or do you have some
flexibility? My main KVM host
Hmmm I have dealt with bad power supplies. I doubt it is the
problem in this case. If it were a power supply, then why does the
system work perfectly on the older kernel?
In fact, the system runs great on the newest kernel, right up to the
point where a VM is started. It will run for
I have had two different Router machines do something similar on the
IPFire OS, and the core cause ended up being power related. One power
supply was intermittently dying with the whole system hanging, and the
only option was a hard reset. The second system also had issues with
the hard
Hi Johnny -
Yipes, I hate problems like this!
The host computer is a SuperMicro C2SBC-Q mainboard. The processor is
an Intel Core2-Quad Q9400. Yes, it is x86_64 architecture. The display
adapter is an older nVidia GeForce 8400 GS, and I use the nouveau driver
for it. Selinux is disabled.
On 12/20/22 07:25, Johnny Hughes wrote:
On 12/20/22 06:50, Bill Gee wrote:
The two latest kernels for CentOS7 are complete fails for running KVM
and QEMU guest machines.
Version 3.10.0-1160.76.1 works correctly. Both 3.10.0-1160.80.1 and
3.10.0-1160.81.1 will hang within seconds of
On 12/20/22 06:50, Bill Gee wrote:
The two latest kernels for CentOS7 are complete fails for running KVM
and QEMU guest machines.
Version 3.10.0-1160.76.1 works correctly. Both 3.10.0-1160.80.1 and
3.10.0-1160.81.1 will hang within seconds of launching any virtual
machine. It is a HARD
The two latest kernels for CentOS7 are complete fails for running KVM
and QEMU guest machines.
Version 3.10.0-1160.76.1 works correctly. Both 3.10.0-1160.80.1 and
3.10.0-1160.81.1 will hang within seconds of launching any virtual
machine. It is a HARD hang. I have to pull the power cord
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