From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: yue <ooolinux@163.com>
Cc: xen-devel <xen-devel@lists.xensource.com>
Subject: Re: Re: if hvm better than pv?why dd in hvm vm no larger than 50M, while pv greater than 50
Date: Tue, 26 Apr 2011 09:54:21 -0400 [thread overview]
Message-ID: <20110426135421.GE26275@dumpdata.com> (raw)
In-Reply-To: <f6f353.7e8a.12f90feda23.Coremail.ooolinux@163.com>
On Tue, Apr 26, 2011 at 04:48:31PM +0800, yue wrote:
> 1.i find pv disk'throughput is better than hvm. i want to know why?
Pick up "The definitive guide to the Xen hypervisor" book.
> 2.pci passthrough is said to improve performance, if it is default method of IO-process.
Sure. But it also makes migration difficult.
> 3.do you familar with ocfs2's source code?
No.
prev parent reply other threads:[~2011-04-26 13:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-23 7:47 if hvm better than pv?why dd in hvm vm no larger than 50M, while pv greater than 50 yue
2011-04-25 13:36 ` Konrad Rzeszutek Wilk
2011-04-26 8:48 ` yue
2011-04-26 13:54 ` Konrad Rzeszutek Wilk [this message]
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