From mboxrd@z Thu Jan 1 00:00:00 1970 From: George Dunlap Subject: Re: Design and Question: Eliminate Xen (RTDS) scheduler overhead on dedicated CPU Date: Wed, 25 Mar 2015 13:52:16 +0000 Message-ID: <5512BD90.9020500@eu.citrix.com> References: <5512A2F1.8010902@eu.citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Meng Xu Cc: Stefano Stabellini , Dario Faggioli , Tim Deegan , Denys Drozdov , "xen-devel@lists.xen.org" , Linh Thi Xuan Phan , Insup Lee , Jan Beulich , "andrii.tseglytskyi@globallogic.com" List-Id: xen-devel@lists.xenproject.org T24gMDMvMjUvMjAxNSAwMTo1MCBQTSwgTWVuZyBYdSB3cm90ZToKPiAyMDE1LTAzLTI1IDc6NTgg R01ULTA0OjAwIEdlb3JnZSBEdW5sYXAgPGdlb3JnZS5kdW5sYXBAZXUuY2l0cml4LmNvbT46Cj4g Cj4+IE9uIDAzLzI1LzIwMTUgMDE6NDggQU0sIE1lbmcgWHUgd3JvdGU6Cj4+PiDigItFeGFjdGx5 ISBJIHdpbGwgZG8gc29tZSBtZWFzdXJlbWVudCBvbiB0aGUgb3ZlcmhlYWQgaW4gIzIgYmVmb3Jl IEkKPj4gcmVhbGx5Cj4+PiB0cnkgdG8gZG8gaXQuIFNpbmNlICMxIGlzIGZhaXJseSBlYXN5LCBJ IHdpbGwgZmlyc3QgaW1wbGVtZW50ICMxIGFuZCBzZWUKPj4+IGhvdyBtdWNoIGdhcCBpdCByZW1h aW5zIHRvIGFjaGlldmUgdGhlIGJhcmUtbWV0YWwgcGVyZm9ybWFuY2UuCj4+Cj4+IEludGVyZmFj ZS13aXNlOiBJJ20gd29uZGVyaW5nIGlmIGF0IHRoZSBYZW4gb3IgbGlieGwgbGV2ZWwgd2UgcmVh bGx5Cj4+IG5lZWQgdG8gaGF2ZSBhIHdob2xlIG5ldyBzZXQgb2YgaHlwZXJjYWxscywgYXQgbGVh c3QgdG8gaW1wbGVtZW50ICMxLgo+PiBXb3VsZCBpdCBtYWtlIHNlbnNlIGZvciBjZXJ0YWluIHNj aGVkdWxlcnMgdG8gYXV0b21hdGljYWxseSBzd2l0Y2ggdG8KPj4gIm5vIGFjY291bnRpbmciIG1v ZGUgd2hlbiB0aGUgaGFyZF9hZmZpbml0eSBvZiBhIHZjcHUgaXMgbGltaXRlZCB0byBvbmUKPj4g dmNwdSwgYW5kIG5vIG90aGVyIHZjcHVzIGFyZSBhbHNvIGxpbWl0ZWQgdG8gdGhhdCBvbmUgdmNw dT8KPj4KPiAKPiDigItJIGd1ZXNzIHlvdSBtZWFuOuKAiwo+IGNlcnRhaW4gc2NoZWR1bGVycyB0 byBhdXRvbWF0aWNhbGx5IHN3aXRjaCB0bwo+ICJubyBhY2NvdW50aW5nIiBtb2RlIHdoZW4gdGhl IGhhcmRfYWZmaW5pdHkgb2YgYSB2Y3B1IGlzIGxpbWl0ZWQgdG8gb25lCj4g4oCLIuKAiwo+IGNw dQo+IOKAiyIgKG5vdCB2Y3B1KeKAiwo+ICwgYW5kCj4g4oCL4oCLCj4gbm8gb3RoZXIgdmNwdXMg YXJlIGFsc28gbGltaXRlZCB0byB0aGF0IG9uZQo+IOKAiyLigIsKPiBjcHUKPiDigIsi4oCLCj4g Pwo+IAo+IOKAi0FtIEkgY29ycmVjdD8gOi0p4oCLCgpBaCwgeWVzLCB0aGFua3MuIDotKQoKIC1H ZW9yZ2UKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpY ZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0 cy54ZW4ub3JnL3hlbi1kZXZlbAo=