[Xen-devel] Re: slow storage backend kills stubdomains

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Mon, 28 Sep 2009, Keith Coleman wrote:
> After deploying stubdomains in a production environment with xen 3.4.1
> and the official 2.6.18-xen kernel I've had a lot of crashes. Each
> server hosts several PV and HVM domUs. Whenever the storage backend
> gets slow (RAID rebuild, domU with heavy disk IO, etc) the stubdomains
> begin dying off. I have two questions:
> 
> 1. Has anyone else seen this issue?
> 2. fs-backend is still running so is there any way to attach a new
> stubdom to the existing (orphaned) HVM domU?
> 

There is a good chance that the last patch series I sent to the list
fixes this issues.


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