From mboxrd@z Thu Jan 1 00:00:00 1970 From: Meng Xu Subject: Re: [Question] PARSEC benchmark has smaller execution time in VM than in native? Date: Tue, 1 Mar 2016 08:48:30 -0500 Message-ID: References: <20160229160603.GD28725@char.us.oracle.com> <20160229175924.GA26032@char.us.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160229175924.GA26032@char.us.oracle.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Konrad Rzeszutek Wilk Cc: "elena.ufimtseva@oracle.com" , Hyon-Young Choi , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org T24gTW9uLCBGZWIgMjksIDIwMTYgYXQgMTI6NTkgUE0sIEtvbnJhZCBSemVzenV0ZWsgV2lsawo8 a29ucmFkLndpbGtAb3JhY2xlLmNvbT4gd3JvdGU6Cj4+ID4gSGV5IQo+PiA+Cj4+ID4gQ0MtaW5n IEVsZW5hLgo+Pgo+PiBJIHRoaW5rIHlvdSBmb3Jnb3QgeW91IGNjLmVkIGhlci4uCj4+IEFueXdh eSwgbGV0J3MgY2MuIGhlciBub3cuLi4gOi0pCj4+Cj4+ID4KPj4gPj4gV2UgYXJlIG1lYXN1cmlu ZyB0aGUgZXhlY3V0aW9uIHRpbWUgYmV0d2VlbiBuYXRpdmUgbWFjaGluZSBlbnZpcm9ubWVudAo+ PiA+PiBhbmQgeGVuIHZpcnR1YWxpemF0aW9uIGVudmlyb25tZW50IHVzaW5nIFBBUlNFQyBCZW5j aG1hcmsgWzFdLgo+PiA+Pgo+PiA+PiBJbiB2aXJ0dWFsaXp0aW9uIGVudmlyb25tZW50LCB3ZSBy dW4gYSBkb21VIHdpdGggdGhyZWUgVkNQVXMsIGVhY2ggb2YKPj4gPj4gdGhlbSBwaW5uZWQgdG8g YSBjb3JlOyB3ZSBwaW4gdGhlIGRvbTAgdG8gYW5vdGhlciBjb3JlIHRoYXQgaXMgbm90Cj4+ID4+ IHVzZWQgYnkgdGhlIGRvbVUuCj4+ID4+Cj4+ID4+IEluc2lkZSB0aGUgTGludXggaW4gZG9tVSBp biB2aXJ0dWFsaXphdGlvbiBlbnZpcm9ubWVudCBhbmQgaW4gbmF0aXZlCj4+ID4+IGVudmlyb25t ZW50LCAgV2UgdXNlZCB0aGUgY3B1c2V0IHRvIGlzb2xhdGUgYSBjb3JlIChvciBWQ1BVKSBmb3Ig dGhlCj4+ID4+IHN5c3RlbSBwcm9jZXNzb3JzIGFuZCB0byBpc29sYXRlIGEgY29yZSBmb3IgdGhl IGJlbmNobWFyayBwcm9jZXNzZXMuCj4+ID4+IFdlIGFsc28gY29uZmlndXJlZCB0aGUgTGludXgg Ym9vdCBjb21tYW5kIGxpbmUgd2l0aCBpc29jcHVzPSBvcHRpb24gdG8KPj4gPj4gaXNvbGF0ZSB0 aGUgY29yZSBmb3IgYmVuY2htYXJrIGZyb20gb3RoZXIgdW5uZWNlc3NhcnkgcHJvY2Vzc2VzLgo+ PiA+Cj4+ID4gWW91IG1heSB3YW50IHRvIGp1c3Qgb2ZmbGluZSB0aGVtIGFuZCBhbHNvIGJvb3Qg dGhlIG1hY2hpbmUgd2l0aCBOVU1BCj4+ID4gZGlzYWJsZWQuCj4+Cj4+IFJpZ2h0LCB0aGUgbWFj aGluZSBpcyBib290ZWQgdXAgd2l0aCBOVU1BIGRpc2FibGVkLgo+PiBXZSB3aWxsIG9mZmxpbmUg dGhlIHVubmVjZXNzYXJ5IGNvcmVzIHRoZW4uCj4+Cj4+ID4KPj4gPj4KPj4gPj4gV2UgZXhwZWN0 IHRoYXQgZXhlY3V0aW9uIHRpbWUgb2YgYmVuY2htYXJrcyBpbiB4ZW4gdmlydHVhbGl6YXRpb24K Pj4gPj4gZW52aXJvbm1lbnQgaXMgbGFyZ2VyIHRoYW4gdGhlIGV4ZWN1dGlvbiB0aW1lIGluIG5h dGl2ZSBtYWNoaW5lCj4+ID4+IGVudmlyb25tZW50LiBIb3dldmVyLCB0aGUgZXZhbHVhdGlvbiBn YXZlIHVzIGFuIG9wcG9zaXRlIHJlc3VsdC4KPj4gPj4KPj4gPj4gQmVsb3cgaXMgdGhlIGV2YWx1 YXRpb24gZGF0YSBmb3IgdGhlIGNhbm5lYWwgYW5kIHN0cmVhbWNsdXN0ZXIgYmVuY2htYXJrczoK Pj4gPj4KPj4gPj4gQmVuY2htYXJrOiBjYW5uZWFsLCBpbnB1dD1zaW1sYXJnZSwgY29uZj1nY2Mt c2VyaWFsCj4+ID4+IE5hdGl2ZTogNi4zODdzCj4+ID4+IFZpcnR1YWxpemF0aW9uOiA1Ljg5MHMK Pj4gPj4KPj4gPj4gQmVuY2htYXJrOiBzdHJlYW1jbHVzdGVyLCBpbnB1dD1zaW1sYXJnZSwgY29u Zj1nY2Mtc2VyaWFsCj4+ID4+IE5hdGl2ZTogNS4yNzZzCj4+ID4+IFZpcnR1YWxpemF0aW9uOiA1 LjI0MHMKPj4gPj4KPj4gPj4gSXMgdGhlcmUgYW55dGhpbmcgd3Jvbmcgd2l0aCBvdXIgZXZhbHVh dGlvbiB0aGF0IGxlYWQgdG8gdGhlIGFibm9ybWFsCj4+ID4+IHBlcmZvcm1hbmNlIHJlc3VsdHM/ Cj4+ID4KPj4gPiBOb3RoaW5nIGlzIHdyb25nLiBWaXJ0dWFsaXphdGlvbiBpcyBuYXR1cmFsbHkg ZmFzdGVyIHRoYW4gYmFyZW1ldGFsIQo+PiA+Cj4+ID4gOi0pCj4+ID4KPj4gPiBObyBjbHVlIHNh ZGx5Lgo+Pgo+PiBBaC1oYS4gVGhpcyBpcyByZWFsbHkgc3VycHJpc2luZyB0byBtZS4uLi4gV2h5 IHdpbGwgaXQgc3BlZWQgdXAgdGhlCj4+IHN5c3RlbSBieSBhZGRpbmcgb25lIG1vcmUgbGF5ZXI/ IFVubGVzcyB0aGUgdmlydHVhbGl6YXRpb24gZGlzYWJsZWQKPj4gc29tZSBzZXJ2aWNlcyB0aGF0 IG9jY3VyIGluIG5hdGl2ZSBhbmQgaW50ZXJmZXJlIHdpdGggdGhlIGJlbmNobWFyay4KPj4KPj4g SWYgdmlydHVhbGl6YXRpb24gaXMgZmFzdGVyIHRoYW4gYmFyZW1ldGFsIGJ5IG5hdHVyZSwgd2h5 IHdlIGNhbiBzZWUKPj4gdGhhdCBzb21lIGV4cGVyaW1lbnQgc2hvd3MgdGhhdCB2aXJ0dWFsaXph dGlvbiBpbnRyb2R1Y2VzIG92ZXJoZWFkPwo+Cj4gRWxlbmEgdG9sZCBtZSB0aGF0IHRoZXJlIHdl cmUgc29tZSB3ZWlyZCByZWdyZXNzaW9uIGluIExpbnV4IDQuMSAtIHdoZXJlCj4gQ1BVIGJ1cm5p bmcgd29ya2xvYWRzIHdlcmUgX3Nsb3dlcl8gb24gYmFyZW1ldGFsIHRoYW4gYXMgZ3Vlc3RzLgoK SGkgRWxlbmEsCldvdWxkIHlvdSBtaW5kIHNoYXJpbmcgd2l0aCB1cyBzb21lIG9mIHlvdXIgZXhw ZXJpZW5jZSBvZiBob3cgeW91CmZvdW5kIHRoZSByZWFsIHJlYXNvbj8gRGlkIHlvdSB1c2Ugc29t ZSB0b29sIG9yIHNvbWUgbWV0aG9kb2xvZ3kgdG8KcGluIGRvd24gdGhlIHJlYXNvbiAoaS5lLCAg Q1BVIGJ1cm5pbmcgd29ya2xvYWRzIGluIG5hdGl2ZSBpcyBfc2xvd2VyXwpvbiBiYXJlbWV0YWwg dGhhbiBhcyBndWVzdHMpPwoKCgo+Cj4gVXBkYXRpbmcgdG8gYSBsYXRlciBrZXJuZWwgZml4ZWQg dGhhdCAgLXdoZXJlIG9uZSBjb3VsZCBzZWUgdGhhdAo+IGJhcmVtZXRhbCB3YXMgZmFzdGVyIChv ciBvbiBwYXIpIHdpdGggdGhlIGd1ZXN0LgoKVGhhbmsgeW91IHZlcnkgbXVjaCwgS29ucmFkISBX ZSBhcmUgZ2l2aW5nIGl0IGEgc2hvdC4gOi1ECgpCZXN0IFJlZ2FyZHMsCgpNZW5nCgpfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGlu ZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1k ZXZlbAo=