Date: Mon, 25 Jan 2021 15:00:50 +0000 From: Matt Churchyard <matt.churchyard@userve.net> To: Elena Mihailescu <elenamihailescu22@gmail.com> Cc: John-Mark Gurney <jmg@funkthat.com>, "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org> Subject: RE: Warm Migration feature for bhyve - review on Phabricator Message-ID: <d17beacdf80e4d36bd2b6404f85d2179@SERVER.ad.usd-group.com> In-Reply-To: <CAGOCPLjLBqHPm8OuaHAug-1y=JkzkQ_EtPcJ9=cm%2B8X4OPV36w@mail.gmail.com> References: <CAGOCPLhP3i4hPcKHX=RrKFbQiSenjtJrvzTx%2BARnP8=QN%2BzmqQ@mail.gmail.com> <e9a65e1ad4e0491083820fbb03d873e8@SERVER.ad.usd-group.com> <20210125062113.GL31099@funkthat.com> <7769d16522fa49558049f4a6e936982e@SERVER.ad.usd-group.com> <CAGOCPLjLBqHPm8OuaHAug-1y=JkzkQ_EtPcJ9=cm%2B8X4OPV36w@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
LS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCkZyb206IEVsZW5hIE1paGFpbGVzY3UgPGVsZW5h bWloYWlsZXNjdTIyQGdtYWlsLmNvbT4gDQpTZW50OiAyNSBKYW51YXJ5IDIwMjEgMTQ6MjUNClRv OiBNYXR0IENodXJjaHlhcmQgPG1hdHQuY2h1cmNoeWFyZEB1c2VydmUubmV0Pg0KQ2M6IEpvaG4t TWFyayBHdXJuZXkgPGptZ0BmdW5rdGhhdC5jb20+OyBmcmVlYnNkLXZpcnR1YWxpemF0aW9uQGZy ZWVic2Qub3JnDQpTdWJqZWN0OiBSZTogV2FybSBNaWdyYXRpb24gZmVhdHVyZSBmb3IgYmh5dmUg LSByZXZpZXcgb24gUGhhYnJpY2F0b3INCg0KT24gTW9uLCAyNSBKYW4gMjAyMSBhdCAxMzoyNiwg TWF0dCBDaHVyY2h5YXJkIDxtYXR0LmNodXJjaHlhcmRAdXNlcnZlLm5ldD4gd3JvdGU6DQo+DQo+ IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQo+IEZyb206IEpvaG4tTWFyayBHdXJuZXkgPGpt Z0BmdW5rdGhhdC5jb20+DQo+IFNlbnQ6IDI1IEphbnVhcnkgMjAyMSAwNjoyMQ0KPiBUbzogTWF0 dCBDaHVyY2h5YXJkIDxtYXR0LmNodXJjaHlhcmRAdXNlcnZlLm5ldD4NCj4gQ2M6IEVsZW5hIE1p aGFpbGVzY3UgPGVsZW5hbWloYWlsZXNjdTIyQGdtYWlsLmNvbT47IA0KPiBmcmVlYnNkLXZpcnR1 YWxpemF0aW9uQGZyZWVic2Qub3JnDQo+IFN1YmplY3Q6IFJlOiBXYXJtIE1pZ3JhdGlvbiBmZWF0 dXJlIGZvciBiaHl2ZSAtIHJldmlldyBvbiBQaGFicmljYXRvcg0KPg0KPiBNYXR0IENodXJjaHlh cmQgd3JvdGUgdGhpcyBtZXNzYWdlIG9uIEZyaSwgSmFuIDIyLCAyMDIxIGF0IDEwOjA5ICswMDAw Og0KPiA+ID4gSGVsbG8sIGFsbCwNCj4gPg0KPiA+ID4gV2UgaGF2ZSByZWNlbnRseSBvcGVuZWQg YSByZXZpZXcgb24gUGhhYnJpY2F0b3IgZm9yIHRoZSB3YXJtIG1pZ3JhdGlvbiBjb2RlIGZvciA+ IGJoeXZlIFsxXS4gUGxlYXNlIHRha2UgYSBsb29rIGFuZCBsZXQgdXMga25vdyBpZiBpdCBpcyBh bnl0aGluZyB3ZSBjYW4gaW1wcm92ZS4NCj4gPg0KPiA+ID4gWzFdIGh0dHBzOi8vcmV2aWV3cy5m cmVlYnNkLm9yZy9EMjgyNzANCj4gPg0KPiA+ID4gVGhhbmsgeW91LA0KPiA+ID4gRWxlbmENCj4g Pg0KPiA+IEkgYXBwcmVjaWF0ZSB0aGF0IHRoaXMgaXNuJ3QgcmVhbGx5IHJlbGF0ZWQgdG8gdGhl IGN1cnJlbnQgcmV2aWV3LCANCj4gPiBhbmQgY29tbWVuZCB0aGUgd29yayBiZWluZyBwdXQgaW50 byBiaHl2ZSAtIGl0J3MgYW4gaW52YWx1YWJsZSANCj4gPiBhZGRpdGlvbiB0byBGcmVlQlNELiBJ J20ganVzdCB3b25kZXJpbmcgaWYgYW55IHRob3VnaHQgaGFzIGJlZW4gcHV0IA0KPiA+IGludG8g dGhlIGZ1dHVyZSBwb3NzaWJpbGl0eSBmb3IgdHJhbnNmZXIgb2YgZGlzayBkYXRhIGR1cmluZyAN Cj4gPiBtaWdyYXRpb24gKGkuZS4gdGhlIGVxdWl2YWxlbnQgb2YgInN0b3JhZ2Ugdm1vdGlvbiIp DQo+ID4NCj4gPiBUaGUgY3VycmVudCBwcm9jZXNzIChmcm9tIGEgbWlsZSBoaWdoIG92ZXJ2aWV3 KSBlZmZlY3RpdmVseSBzZWVtcyB0byANCj4gPiBiZSB0aGUgZm9sbG93aW5nIC0NCj4gPg0KPiA+ ICogU3RhcnQgZ3Vlc3Qgb24gaG9zdDIgcG9pbnRpbmcgYXQgYSBzaGFyZWQgZGlzaywgYW5kIGhh bHQgYW55IA0KPiA+IGV4ZWN1dGlvbg0KPiA+ICogdXNlIGJoeXZlY3RsIHRvIHBhdXNlIGFuZCBi ZWdpbiBtaWdyYXRpb24gb24gaG9zdDENCj4gPiAqIFN0YXJ0IHRoZSBndWVzdCBvbiBob3N0Mg0K PiA+DQo+ID4gV2hhdCB3b3VsZCBiZSB0aGUgZmVhc2liaWxpdHkgb2YgYmVpbmcgYWJsZSB0byBy dW4gYSBwcm9jZXNzIHN1Y2ggYXMgDQo+ID4gdGhlIGZvbGxvd2luZz8gT2J2aW91c2x5IGl0IHdv dWxkIGxpa2VseSBuZWVkIHRvIGJlIG9yY2hlc3RyYXRlZCBieSANCj4gPiBhbiBleHRlcm5hbCB0 b29sLCBidXQgdG8gbWUgaXQgc2VlbXMgdGhlIG1haW4gcmVxdWlyZW1lbnQgaXMgcmVhbGx5IA0K PiA+IGp1c3QgdG8gYmUgYWJsZSB0byBwcm92aWRlIHNlcGFyYXRlIGNvbnRyb2wgb3ZlciB0aGUg cGF1c2UgYW5kIA0KPiA+IG1pZ3JhdGUgc3RlcHMgb24gaG9zdDEgLQ0KPiA+DQo+ID4gKiBzZW5k IGEgWkZTIHNuYXBzaG90IG9mIHRoZSBydW5uaW5nIG1hY2hpbmUgdG8gaG9zdDINCj4gPiAqIHN0 YXJ0IHRoZSBndWVzdCBpbiBtaWdyYXRlIHJlY3YgbW9kZSBvbiBob3N0Mg0KPiA+ICogcGF1c2Ug dGhlIGd1ZXN0IG9uIGhvc3QxDQo+ID4gKiBzZW5kIGEgbmV3IHNuYXBzaG90DQo+ID4gKiBpbml0 aWF0ZSB0aGUgbWlncmF0aW9uIG9mIG1lbW9yeS9kZXZpY2UgZGF0YQ0KPiA+ICogc3RhcnQgZ3Vl c3Qgb24gaG9zdDINCj4gPg0KPiA+IEFyZSB0aGVyZSBhbnkgbWFqb3IgY29tcGxpY2F0aW9ucyBo ZXJlIEknbSBub3QgYXdhcmUgb2Ygb3RoZXIgdGhhbiB0aGUgcmVxdWlyZW1lbnQgdG8gcGF1c2Ug dGhlIGd1ZXN0IGFuZCBraWNrIG9mZiB0aGUgc3RhdGUgbWlncmF0aW9uIGFzIHR3byBzZXBhcmF0 ZSBjYWxscz8NCj4NCj4gPiBUaGVyZSdzIGFsc28gaGFzdGQgd2hpY2ggY2FuIGFpZCB3aXRoIHRo aXMuLi4NCj4NCj4gVGhhbmtzIGZvciB0aGUgcmVwbHkuIEkndmUgYWx3YXlzIGJlZW4gd2FyeSBv ZiB0aGUgYWRkaXRpb25hbCBjb21wbGV4aXR5IG9mIEhBU1QgYW5kIFpGUywgYXMgaXQgZG9lc24n dCBzZWVtIHRvIGhhdmUgd2lkZXNwcmVhZCB1c2FnZSBvciBzdXBwb3J0LCBhbmQgdGhpbmdzIGdl dCB1Z2x5IGZhc3Qgd2hlbiBzdG9yYWdlIGlzIGludm9sdmVkLg0KPg0KPiBIb3dldmVyLCB0aGUg aWRlYSBvZiB1c2luZyBIQVNUIG9uIHRvcCBvZiB6dm9scyB0byBwcm92aWRlIG5ldHdvcmsgbWly cm9yZWQgc3RvcmFnZSBmb3IgYSBndWVzdCBpcyBpbnRlcmVzdGluZy4gSXQgYWRkcyBhIGxvdCBv ZiBleHRyYSBjb21wbGV4aXR5LCBhbmQgcHJvYmFibHkgcGVyZm9ybWFuY2UgaW1wYWN0IHRob3Vn aCBpZiBpdCdzIGp1c3QgZm9yIHRoZSBhYmlsaXR5IHRvIG1vdmUgYSBndWVzdCBiZXR3ZWVuIHN5 c3RlbXMgdGhhdCBtYXkgb25seSBoYXBwZW4gZXZlcnkgbm93IGFuZCB0aGVuLiBJJ20gYWxzbyBu b3Qgc3VyZSBpdCB3b3VsZCBoZWxwIChvciB3b3VsZCBhdCBsZWFzdCBiZSBldmVuIG1vcmUgY29t cGxleCkgaWYgSSBoYXZlIDQgaG9zdHMgYW5kIHdhbnQgdG8gYmUgYWJsZSB0byBtb3ZlIGd1ZXN0 cyBhbnl3aGVyZS4NCj4NCj4gVGhlIG1haW4gcmVhc29uIGZvciB0aGUgZW1haWwgd2FzIHRvIGV4 cGxvcmUgbXkgdGhlb3J5IHRoYXQsIGJ5IA0KPiBsZXZlcmFnaW5nIFpGUywgYW55IGJoeXZlIHVz ZXIgY291bGQgcm9sbCB0aGVpciBvd24gc3RvcmFnZSBtaWdyYXRpb24gDQo+IGFiaWxpdHkgd2l0 aCBhIGZldyBjb21tYW5kcyBhcyBsb25nIGFzIHRoZSBmb2xsb3dpbmcgdHdvIChzZWVtaW5nbHkg DQo+IG1pbm9yKSBhYmlsaXRpZXMgd2VyZSBwcmVzZW50DQo+DQo+IDEpIHRoZSBhYmlsaXR5IHRv IHN1c3BlbmQgYSBndWVzdCB3aXRob3V0IGl0IGJlaW5nIGRvbmUgYXMgcGFydCBvZiB0aGUgDQo+ IG1pZ3JhdGUgY2FsbC4gKEkgYXNzdW1lIHN1c3BlbmQvcmVzdW1lIHN1cHBvcnQgdmlhIGJoeXZl Y3RsIGlzIHBsYW5uZWQgDQo+IGFueXdheSwgaWYgbm90IGFscmVhZHkgaW4gcGxhY2UgYXQgdGhp cyBwb2ludCkNCj4gMikgbW9kaWZpY2F0aW9uIG9mIHRoZSBtaWdyYXRlIGNhbGwgdG8gc2tpcCBz dXNwZW5kIGlmIHRoZSBndWVzdCBpcyBhbHJlYWR5IHN1c3BlbmRlZC4NCj4NCj4gVGhlIG1haW4g dGhpbmcgSSdtIG5vdCBzdXJlIG9mIGlzIHdoZXRoZXIgdGhlIG1pZ3JhdGUgY2FsbCBoYXMgYW55 IHNwZWNpZmljIHJlbGlhbmNlIG9uIGRvaW5nIHRoZSBzdXNwZW5kIGl0c2VsZiAoZS5nLiBpZiBp dCBuZWVkcyB0byBkbyBhbnl0aGluZyBiZWZvcmUgdGhlIHN1c3BlbmQsIHdoaWNoIHdpbGwgb2J2 aW91c2x5IGJlIHByb2JsZW1hdGljIGlmIHN1c3BlbmQgJiBtaWdyYXRlIGFyZSBjYWxsZWQgc2Vw YXJhdGVseSkuIE9yIGlmIHRoZXJlJ3Mgc29tZXRoaW5nIGVsc2UgSSBtaXNzZWQgdGhhdCBtZWFu cyB0aGlzIGlzIG5vdCBmZWFzaWJsZS4gSSdtIG5vdCByZWFsbHkgYWZ0ZXIgbWFzc2l2ZSBjaGFu Z2VzIHRvIHRoZSBjdXJyZW50IHJldmlldyB0byBpbXBsZW1lbnQgZGlzayBtaWdyYXRpb24gaW4g Ymh5dmUgaXRzZWxmLg0KDQo+IFRoYW5rIHlvdSBmb3IgeW91ciBpbnB1dCByZWxhdGVkIHRvIHRo ZSBkaXNrIG1pZ3JhdGlvbi4gV2Ugd2VyZSAoc3RpbGwgYXJlLCBhY3R1YWxseSkgZm9jdXNpbmcg b24gdGhlIGxpdmUgbWlncmF0aW9uIGZlYXR1cmUgZm9yIGJoeXZlIGFuZCBkaWQgbm90IHRha2Ug aW50byBjb25zaWRlcmF0aW9uIHRoZSBkaXNrIG1pZ3JhdGlvbi4gQXMgPiBNaWhhaSBzYWlkLCB0 aGUgcGF0Y2hlcyBmb3IgdGhlIHR3byAoZ3Vlc3QncyBzdGF0ZSBhbmQgZ3Vlc3QncyBkaXNrIG1p Z3JhdGlvbikgYXJlIG9yIHdpbGwgYmUgcXVpdGUgYmlnIGJ5IHRoZW1zZWx2ZXMgYW5kIHdlIHdh bnQgdGhlIHJldmlldyBwcm9jZXNzIHRvIGdvIGFzIHNtb290aGx5IGFzIHBvc3NpYmxlLg0KDQo+ IEFmdGVyIHdlIGhhdmUgYSBwcmV0dHkgY2xlYXIgdmlldyBvZiB0aGUgbGl2ZSBtaWdyYXRpb24g aW1wbGVtZW50YXRpb24gKGEgcGF0Y2ggb24gdGhpcyBmZWF0dXJlIHdpbGwgYmUgdXBsb2FkZWQg b24gUGhhYnJpY2F0b3IgaW4gYSBjb3VwbGUgb2Ygd2Vla3MpIGFuZCBob3cgd2Ugc2hvdWxkIGlt cHJvdmUgaXQsIHdlIHdpbGwgIGxvb2sgaW50byB0aGUgZGlzayBtaWdyYXRpb24gZmVhdHVyZSBh bmQgaG93IGl0IGNhbiBiZSBpbXBsZW1lbnRlZCBmb3IgYmh5dmUuDQoNCj4gQXMgSSBzYWlkLCBv dXIgb2JqZWN0aXZlIGlzIHRvIGFkZCB0aGUgbGl2ZSBtaWdyYXRpb24gZnVuY3Rpb25hbGl0eSB0 byBiaHl2ZSB3aGljaCBpcyBiYXNlZCBvbiB0aGUgd2FybSBtaWdyYXRpb24gaW1wbGVtZW50YXRp b24gd2hpY2ggaW4gdHVybiBpcyBiYXNlZCBvbiB0aGUgc3VzcGVuZCBvcHRpb24gaW4gYmh5dmUg KHRoZSBzbmFwc2hvdHRpbmcvc3VzcGVuZCBvcHRpb24gd2FzIGFkZGVkIGluIHRoZSB1cHN0cmVh bSBsYXN0IHllYXIsIHRoZSBGcmVlQlNEIGNvZGUgbXVzdCBiZSBjb21waWxlZCB3aXRoIHRoZSBC SFlWRV9TTkFQU0hPVCBvcHRpb24gZm9yIGl0IHRvIHdvcmspLg0KDQo+IEVsZW5hDQoNClRoYW5r cyBmb3IgdGhlIGFkZGl0aW9uYWwgcmVzcG9uc2UuIEkgd2FzIGFjdHVhbGx5IGluIHRoZSBtaWRk bGUgb2Ygd3JpdGluZyBhIGZvbGxvd3VwIG1lc3NhZ2UgdG8gdGhlIG1haWxpbmcgbGlzdCBhcyBJ IG1heSBoYXZlIGNvbmZ1c2VkIHRoaW5ncyBieSB1c2luZyB0aGUgdGVybSAic3RvcmFnZSB2bW90 aW9uIi4gSXQgYXBwZWFycyBpbiB2bXdhcmUgbGFuZCB0aGF0IHJlZmVycyB0byBtb3ZpbmcgZGlz ayBkYXRhIGZvciBhIHJ1bm5pbmcgdm0sIGFuZCBlZmZlY3RpdmVseSBnZXR0aW5nIHRoZSBleGlz dGluZyBydW5uaW5nIHByb2Nlc3MgdG8gc3dpdGNoIHRvIHRoZSBuZXcgcGF0aCwgd2hpY2ggaXMg YSBzbGlnaHRseSBkaWZmZXJlbnQgcHJvY2VzcyBhbmQgb2J2aW91c2x5IGFuIGFkZGl0aW9uYWwg ZmVhdHVyZSBvZiB0aGUgaHlwZXJ2aXNvci4gKGVzcGVjaWFsbHkgaW4gdm13YXJlIHNlZWluZyBh cyBpdCBkb2Vzbid0IHJlbHkgb24gYW55IGJhY2tlbmQgZmlsZSBzeXN0ZW0gbWFuYWdlciBhbmQg aGFuZGxlcyBzZW5kaW5nIGRpc2sgZGF0YSBhbmQgY2hhbmdlZCBibG9ja3MgaXRzZWxmKQ0KDQpJ IHdhcyBzaW1wbHkgaW50cmlndWVkIGJ5IHRoZSBwb3NzaWJpbGl0eSBvZiB1c2luZyB0aGUgY29k ZSB0aGF0IGFscmVhZHkgZXhpc3RzIGZ1bGx5IGluIHRoaXMgcmV2aWV3LCBidXQgd2hldGhlciBp dCB3b3VsZCBiZSBwb3NzaWJsZSB0byBhY3R1YWxseSBtb3ZlIHRoZSBkYXRhIGF0IHRoZSBzYW1l IHRpbWUgYnkgc3F1ZWV6aW5nIGluIGEgemZzIHNlbmQgYmVmb3JlICYgYmV0d2VlbiB0aGUgc3Vz cGVuZC9taWdyYXRlIHN0ZXBzLiAoQWdhaW4gb2J2aW91c2x5IHZpYSBhbiBleHRlcm5hbCB0b29s LCBJIHdvdWxkbid0IGV4cGVjdCBiaHl2ZS9iaHl2ZWN0bCB0byBnZXQgaW52b2x2ZWQgd2l0aCB6 ZnMgY29tbWFuZHMpDQoNCk1hdHQNCg0KPg0KPiBNYXR0DQo+DQo+IC0tDQo+ICAgSm9obi1NYXJr IEd1cm5leSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIFZvaWNlOiArMSA0MTUgMjI1IDU1 NzkNCj4NCj4gICAgICAiQWxsIHRoYXQgSSB3aWxsIGRvLCBoYXMgYmVlbiBkb25lLCBBbGwgdGhh dCBJIGhhdmUsIGhhcyBub3QuIg0KPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXw0KPiBmcmVlYnNkLXZpcnR1YWxpemF0aW9uQGZyZWVic2Qub3JnIG1haWxp bmcgbGlzdCANCj4gaHR0cHM6Ly9saXN0cy5mcmVlYnNkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2Zy ZWVic2QtdmlydHVhbGl6YXRpb24NCj4gVG8gdW5zdWJzY3JpYmUsIHNlbmQgYW55IG1haWwgdG8g ImZyZWVic2QtdmlydHVhbGl6YXRpb24tdW5zdWJzY3JpYmVAZnJlZWJzZC5vcmciDQo=
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?d17beacdf80e4d36bd2b6404f85d2179>