Re: Debian 10, xen 4.11 reliability

[Sarah Newman <srn@xxxxxxxxx>]

On 7/9/20 1:45 AM, Casper wrote:
> Hello,
>
> I have used Debian/Xen dom0 for many years, Debian 7, 3.2.41 kernel with Xen 4.1.4 on some servers still work very reliable with no problems, only 
> wanted to change new hard discs pushed me to install new Debian 10 with Xen packages to newer version.
> Where I reinstall Debian 10, latest 4.19 kernel it comes with Xen 4.11.4-pre all crashes in 1-2weeks. In start I was blaming HW, but now it repeats in 
> old reliable servers too. My config is I have 2-3 hard discs per server node and RAID1 with sw md raid, it crashes with md lost access for disc. After 
> reboot all works as it should.
> I tested different HW and discs, all the same problems.
> Loads are no big, just few testing DomU nodes.
> Any suggestion? I`m currently running latest Debian kernel 4.19 was thinking to 
> downgrade to test different kernel.
> Or problem with Debian Xen package as it not so popular anymore?
> Any suggestion what to test to figure out problem?
Kernel messages and all the kernel versions you've tried since Debian 7 please?

We're trying to track down some other issues with debian guests; maybe they are 
the same root cause.

--Sarah