Re: [Xen-devel] [FIXED] time still going backwards

[Ian P. <Ian...@cl...>]

> btw, for reference, before trying the swap idea, I tried moving the
> masters to a new physical node, it bombed, and the XenU's reported a new
> error:
> 
> __alloc_pages: 0-order allocation failed (gfp=0x1d2/0) 
> VM: killing process PMB-MPI1

This is just the guest kernel running out of memory, and the
out-of-memory killer selecting a victim. Are you sure this VM had
swap configured?
 
> printk("Timer ISR: Time went backwards: %lld %lld %lld\n", delta,
> shadow_system_time, processed_system_time);
> 
> Xen0, just two again:
> Timer ISR: Time went backwards: -59842000 7226230000000 7226290000000
> Timer ISR: Time went backwards: -49988000 7226240000000 7226290000000

That's useful, thanks. I'll take a look at the code.

Ian