Behpoornia, Kamal wrote:> The issue is described bellow:
> When running Windows Vista ultimate in a domain with two vcpus,
> and then do a heavy disk IO in domain0, the Vista will blue screen with
> such message "a clock interrupt was not received on a secondary
> processor within the allocated time interval" with Bug Check 0x101.
> This bug can always be reproduced by running the memory testing from
> Linux Performance Testing suite in domain 0. Note: domain 0 must use the
> hard disk as swap place.
>
> I need some helps from Linux expert.
> 1. Why the system is very slow when you access the hard disk
> frequently under Linux?
> 2. Does it allowed to preempt when do disk i/o access from 2.6.18
> Linux kernel?
> 3. The detailed process of disk I/O handler under Linux. The
> interrupt status, the cpu status and buffer lock.
Can you open a bug report about this at http://bugzilla.redhat.com
please. Be sure to include all details of your system, in particular
exact version numbers for each relevant component (kernel, xen, etc.)
Rich.
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