Re: [Xen-devel] RFC: xen config changes v4

2015-02-27 Thread Stefano Stabellini
On Fri, 27 Feb 2015, Ian Campbell wrote: On Fri, 2015-02-27 at 10:11 +, Stefano Stabellini wrote: (for some reason I initially thought this was in reply to my mail, so it's written in a way which assumes that, so sprinkle IMHO around the place and/or take it as a follow on to my previous

Re: [Xen-devel] Crash in acpi_ps_peek_opcode when booting kernel 3.19 as Xen dom0

2015-02-27 Thread Stefan Bader
On 05.02.2015 15:33, Stefan Bader wrote: While experimenting/testing various kernel versions I discovered that trying to boot a Haswell based hosts will always crash when booting as Xen dom0 (Xen-4.4.1). The same crash happens since v3.19-rc1 and still does happen with v3.19-rc7. A bare

Re: [Xen-devel] RFC: xen config changes v4

2015-02-27 Thread Juergen Gross
On 02/27/2015 11:11 AM, Stefano Stabellini wrote: On Fri, 27 Feb 2015, Juergen Gross wrote: On 02/27/2015 10:41 AM, Stefano Stabellini wrote: On Fri, 27 Feb 2015, Juergen Gross wrote: On 02/26/2015 06:42 PM, Stefano Stabellini wrote: On Thu, 26 Feb 2015, Luis R. Rodriguez wrote: On Thu, Feb

Re: [Xen-devel] Poor network performance between DomU with multiqueue support

2015-02-27 Thread David Vrabel
On 27/02/15 10:59, Wei Liu wrote: Persistent grant is not silver bullet. There is email thread on the list discussing whether it should be removed in block driver. Persistent grants for to-guest network traffic is a flawed idea. It either requires: a) the backend to memcpy into the mapped

Re: [Xen-devel] [PATCH 2/5] allow domain heap allocations to specify more than one NUMA node

2015-02-27 Thread Dario Faggioli
On Thu, 2015-02-26 at 13:53 +, Jan Beulich wrote: ... using struct domain as a container for passing the respective affinity mask: Quite a number of allocations are domain specific, yet not to be accounted for that domain. Introduce a flag suppressing the accounting altogether (i.e. going

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