From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: [Question] PARSEC benchmark has smaller execution time in VM than in native? Date: Mon, 29 Feb 2016 12:59:24 -0500 Message-ID: <20160229175924.GA26032@char.us.oracle.com> References: <20160229160603.GD28725@char.us.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Meng Xu Cc: "elena.ufimtseva@oracle.com" , Hyon-Young Choi , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org PiA+IEhleSEKPiA+Cj4gPiBDQy1pbmcgRWxlbmEuCj4gCj4gSSB0aGluayB5b3UgZm9yZ290IHlv dSBjYy5lZCBoZXIuLgo+IEFueXdheSwgbGV0J3MgY2MuIGhlciBub3cuLi4gOi0pCj4gCj4gPgo+ ID4+IFdlIGFyZSBtZWFzdXJpbmcgdGhlIGV4ZWN1dGlvbiB0aW1lIGJldHdlZW4gbmF0aXZlIG1h Y2hpbmUgZW52aXJvbm1lbnQKPiA+PiBhbmQgeGVuIHZpcnR1YWxpemF0aW9uIGVudmlyb25tZW50 IHVzaW5nIFBBUlNFQyBCZW5jaG1hcmsgWzFdLgo+ID4+Cj4gPj4gSW4gdmlydHVhbGl6dGlvbiBl bnZpcm9ubWVudCwgd2UgcnVuIGEgZG9tVSB3aXRoIHRocmVlIFZDUFVzLCBlYWNoIG9mCj4gPj4g dGhlbSBwaW5uZWQgdG8gYSBjb3JlOyB3ZSBwaW4gdGhlIGRvbTAgdG8gYW5vdGhlciBjb3JlIHRo YXQgaXMgbm90Cj4gPj4gdXNlZCBieSB0aGUgZG9tVS4KPiA+Pgo+ID4+IEluc2lkZSB0aGUgTGlu dXggaW4gZG9tVSBpbiB2aXJ0dWFsaXphdGlvbiBlbnZpcm9ubWVudCBhbmQgaW4gbmF0aXZlCj4g Pj4gZW52aXJvbm1lbnQsICBXZSB1c2VkIHRoZSBjcHVzZXQgdG8gaXNvbGF0ZSBhIGNvcmUgKG9y IFZDUFUpIGZvciB0aGUKPiA+PiBzeXN0ZW0gcHJvY2Vzc29ycyBhbmQgdG8gaXNvbGF0ZSBhIGNv cmUgZm9yIHRoZSBiZW5jaG1hcmsgcHJvY2Vzc2VzLgo+ID4+IFdlIGFsc28gY29uZmlndXJlZCB0 aGUgTGludXggYm9vdCBjb21tYW5kIGxpbmUgd2l0aCBpc29jcHVzPSBvcHRpb24gdG8KPiA+PiBp c29sYXRlIHRoZSBjb3JlIGZvciBiZW5jaG1hcmsgZnJvbSBvdGhlciB1bm5lY2Vzc2FyeSBwcm9j ZXNzZXMuCj4gPgo+ID4gWW91IG1heSB3YW50IHRvIGp1c3Qgb2ZmbGluZSB0aGVtIGFuZCBhbHNv IGJvb3QgdGhlIG1hY2hpbmUgd2l0aCBOVU1BCj4gPiBkaXNhYmxlZC4KPiAKPiBSaWdodCwgdGhl IG1hY2hpbmUgaXMgYm9vdGVkIHVwIHdpdGggTlVNQSBkaXNhYmxlZC4KPiBXZSB3aWxsIG9mZmxp bmUgdGhlIHVubmVjZXNzYXJ5IGNvcmVzIHRoZW4uCj4gCj4gPgo+ID4+Cj4gPj4gV2UgZXhwZWN0 IHRoYXQgZXhlY3V0aW9uIHRpbWUgb2YgYmVuY2htYXJrcyBpbiB4ZW4gdmlydHVhbGl6YXRpb24K PiA+PiBlbnZpcm9ubWVudCBpcyBsYXJnZXIgdGhhbiB0aGUgZXhlY3V0aW9uIHRpbWUgaW4gbmF0 aXZlIG1hY2hpbmUKPiA+PiBlbnZpcm9ubWVudC4gSG93ZXZlciwgdGhlIGV2YWx1YXRpb24gZ2F2 ZSB1cyBhbiBvcHBvc2l0ZSByZXN1bHQuCj4gPj4KPiA+PiBCZWxvdyBpcyB0aGUgZXZhbHVhdGlv biBkYXRhIGZvciB0aGUgY2FubmVhbCBhbmQgc3RyZWFtY2x1c3RlciBiZW5jaG1hcmtzOgo+ID4+ Cj4gPj4gQmVuY2htYXJrOiBjYW5uZWFsLCBpbnB1dD1zaW1sYXJnZSwgY29uZj1nY2Mtc2VyaWFs Cj4gPj4gTmF0aXZlOiA2LjM4N3MKPiA+PiBWaXJ0dWFsaXphdGlvbjogNS44OTBzCj4gPj4KPiA+ PiBCZW5jaG1hcms6IHN0cmVhbWNsdXN0ZXIsIGlucHV0PXNpbWxhcmdlLCBjb25mPWdjYy1zZXJp YWwKPiA+PiBOYXRpdmU6IDUuMjc2cwo+ID4+IFZpcnR1YWxpemF0aW9uOiA1LjI0MHMKPiA+Pgo+ ID4+IElzIHRoZXJlIGFueXRoaW5nIHdyb25nIHdpdGggb3VyIGV2YWx1YXRpb24gdGhhdCBsZWFk IHRvIHRoZSBhYm5vcm1hbAo+ID4+IHBlcmZvcm1hbmNlIHJlc3VsdHM/Cj4gPgo+ID4gTm90aGlu ZyBpcyB3cm9uZy4gVmlydHVhbGl6YXRpb24gaXMgbmF0dXJhbGx5IGZhc3RlciB0aGFuIGJhcmVt ZXRhbCEKPiA+Cj4gPiA6LSkKPiA+Cj4gPiBObyBjbHVlIHNhZGx5Lgo+IAo+IEFoLWhhLiBUaGlz IGlzIHJlYWxseSBzdXJwcmlzaW5nIHRvIG1lLi4uLiBXaHkgd2lsbCBpdCBzcGVlZCB1cCB0aGUK PiBzeXN0ZW0gYnkgYWRkaW5nIG9uZSBtb3JlIGxheWVyPyBVbmxlc3MgdGhlIHZpcnR1YWxpemF0 aW9uIGRpc2FibGVkCj4gc29tZSBzZXJ2aWNlcyB0aGF0IG9jY3VyIGluIG5hdGl2ZSBhbmQgaW50 ZXJmZXJlIHdpdGggdGhlIGJlbmNobWFyay4KPiAKPiBJZiB2aXJ0dWFsaXphdGlvbiBpcyBmYXN0 ZXIgdGhhbiBiYXJlbWV0YWwgYnkgbmF0dXJlLCB3aHkgd2UgY2FuIHNlZQo+IHRoYXQgc29tZSBl eHBlcmltZW50IHNob3dzIHRoYXQgdmlydHVhbGl6YXRpb24gaW50cm9kdWNlcyBvdmVyaGVhZD8K CkVsZW5hIHRvbGQgbWUgdGhhdCB0aGVyZSB3ZXJlIHNvbWUgd2VpcmQgcmVncmVzc2lvbiBpbiBM aW51eCA0LjEgLSB3aGVyZQpDUFUgYnVybmluZyB3b3JrbG9hZHMgd2VyZSBfc2xvd2VyXyBvbiBi YXJlbWV0YWwgdGhhbiBhcyBndWVzdHMuCgpVcGRhdGluZyB0byBhIGxhdGVyIGtlcm5lbCBmaXhl ZCB0aGF0ICAtd2hlcmUgb25lIGNvdWxkIHNlZSB0aGF0CmJhcmVtZXRhbCB3YXMgZmFzdGVyIChv ciBvbiBwYXIpIHdpdGggdGhlIGd1ZXN0Lgo+IAo+IEZvciBleGFtcGxlLCBWTXdhcmUgZGlkIHNv bWUgZXZhbHVhdGlvbiBhdCBbMV0uIEZpZy4gMyBvbiBwYWdlIDkgc2hvd3MKPiB0aGF0IHRoZSB2 aXJ0dWFsaXphdGlvbiAoYm90aCB2bXdhcmUgRVNYMzAxIGFuZCB4ZW4pIGludHJvZHVjZXMKPiBv dmVyaGVhZCBhbmQgdGhlIGJlbmNobWFyayBpcyBzbG93ZXIgaW4gdmlydHVhbGl6YXRpb24gdGhh biBpbiBuYXRpdmUuCj4gCj4gIFsxXSBodHRwczovL3d3dy52bXdhcmUuY29tL3BkZi9oeXBlcnZp c29yX3BlcmZvcm1hbmNlLnBkZgo+IAo+IEl0IHNlZW1zIHRvIG1lIHRoYXQgdGhlIHBlcmZvcm1h bmNlIGRhdGEgbWF5IGJlIHR3ZWFrZWQgKGtpbmQgb2YKPiBjb29rZWQgdXApIHRvIHNvbWUgZXh0 ZW50IHdoZW4gcGVvcGxlIGFyZSBjb21wYXJpbmcgZGlmZmVyZW50Cj4gaHlwZXJ2aXNvcnMuIHdl IGp1c3QgbmVlZCB0byBjb25maWd1cmUgdGhlIHN5c3RlbSBpbiBhIHNwZWNpZmljIHdheSB0bwo+ IGZhdm9yIG9uZSB0eXBlIG9mIGh5cGVydmlzb3IgdGhhbiB0aGUgb3RoZXIuCgo+IAo+IE1lbmcK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZl bCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cDovL2xpc3RzLnhlbi5v cmcveGVuLWRldmVsCg==