From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Atchley, Scott" Subject: Re: Adding compression/checksum support for bluestore. Date: Thu, 7 Apr 2016 12:21:12 +0000 Message-ID: <3E2B4A2A-04CA-45BB-9E45-C5A0EFA46A17@ornl.gov> References: <20160404150042.GA25465@onthe.net.au> <20160405151030.GA20891@onthe.net.au> <20160406063849.GA5139@onthe.net.au> <20160406171702.GA5847@onthe.net.au> <20160407004307.GA15754@onthe.net.au> <20160407025945.GA16081@onthe.net.au> <57062DBC.5080105@digiware.nl> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mta02.ornl.gov ([128.219.177.12]:40668 "EHLO mta02.ornl.gov" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755808AbcDGMbC (ORCPT ); Thu, 7 Apr 2016 08:31:02 -0400 In-Reply-To: <57062DBC.5080105@digiware.nl> Content-Language: en-US Content-ID: <941CAE8B67A56A49ABA7FBA92C8ED1B8@ornl.gov> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Willem Jan Withagen Cc: Chris Dunlop , Allen Samuels , Sage Weil , Igor Fedotov , ceph-devel PiBPbiBBcHIgNywgMjAxNiwgYXQgMjo1MSBBTSwgV2lsbGVtIEphbiBXaXRoYWdlbiA8d2p3QGRp Z2l3YXJlLm5sPiB3cm90ZToNCj4gDQo+IE9uIDctNC0yMDE2IDA0OjU5LCBDaHJpcyBEdW5sb3Ag d3JvdGU6DQo+PiBPbiBUaHUsIEFwciAwNywgMjAxNiBhdCAxMjo1Mjo0OEFNICswMDAwLCBBbGxl biBTYW11ZWxzIHdyb3RlOg0KPj4+IFNvLCB3aGF0IHN0YXJ0ZWQgdGhpcyBlbnRpcmUgdGhyZWFk IHdhcyBTYWdlJ3Mgc3VnZ2VzdGlvbiB0aGF0IGZvciBIREQgd2UNCj4+PiB3b3VsZCB3YW50IHRv IGluY3JlYXNlIHRoZSBzaXplIG9mIHRoZSBibG9jayB1bmRlciBtYW5hZ2VtZW50LiBTbyBpZiB3 ZQ0KPj4+IGFzc3VtZSBzb21ldGhpbmcgbGlrZSBhIDMyLWJpdCBjaGVja3N1bSBvbiBhIDEyOEti eXRlIGJsb2NrIGJlaW5nIHJlYWQNCj4+PiBmcm9tIDVaQiBUaGVuIHRoZSBvZGRzIGJlY29tZToN Cj4+PiANCj4+PiAxIC0gKDJeLTMyICogKDEtKDEwXi0xNSkpXigxMjggKiA4ICogMTAyNCkgLSAy Xi0zMiArIDEpIF4gKCg1ICogOCAqIDEwXjIxKSAvICg0ICogOCAqIDEwMjQpKQ0KPj4+IA0KPj4+ IFdoaWNoIGlzDQo+Pj4gDQo+Pj4gMC4yNTc3MTU4OTkwNTEwNDIyOTk5NjA5MzE1NzU3NzM2MzUz MzMzNTUzODAxMzk5NjAxNDEwNTI5MjcNCj4+PiANCj4+PiBXaGljaCBpcyAyNSUuIEEgYmlnIGp1 bXAgLS0tPiBUaGF0J3MgbXkgcG9pbnQgOikNCj4+IA0KPj4gT29wcywgeW91IG1pc3NlZCBhZGp1 c3RpbmcgdGhlIHNlY29uZCBjaGVja3N1bSB0ZXJtLCBpdCBzaG91bGQgYmU6DQo+PiANCj4+IDEg LSAoMl4tMzIgKiAoMS0oMTBeLTE1KSleKDEyOCAqIDggKiAxMDI0KSAtIDJeLTMyICsgMSkgXiAo KDUgKiA4ICogMTBeMjEpIC8gKDEyOCAqIDggKiAxMDI0KSkNCj4+ID0gMC4wMDkyNjk5OTE5NzM3 OTY3ODc1MDAxNTMwMzE0Njk5NjgzOTExOTE1NjAzMjc5MDQ1NTg0NDA3MjENCj4+IA0KPj4gLi4u d2hpY2ggaXMgZGlmZmVyZW50IHRvIHRoZSA0SyBibG9jayBjYXNlIHN0YXJ0aW5nIGF0IHRoZSAx MnRoIGRpZ2l0LiBJLmUuIG5vdCB2ZXJ5IGRpZmZlcmVudC4NCj4+IA0KPj4gV2hpY2ggaXMgbXkg cG9pbnQhIDopDQo+IA0KPiBTb3JyeSBmb3IgcG9zdGluZyBzb21ldGhpbmcgdGhpcyB2YWd1ZSwg YnV0IG15IG1lbW9yeSAoYW5kIEdvb2dsZSkgaXMgcGxheWluZyBnYW1lcyB3aXRoIG1lLg0KPiAN Cj4gSSBoYXZlIG5vdCBzbyByZWNlbnRseSByZWFkIHNvbWUgYXJ0aWNsZXMgYWJvdXQgdGhpcyB3 aGVuIEkgd2FzIHN0dWR5aW5nIFpGUyB3aGljaCBoYXMgYQ0KPiBzaW1pbGFyIHByb2JsZW0uIFNp bmNlIGl0IGFsc28gYWltcyBmb3IgWmV0dGFCeXRlIHN0b3JhZ2UsIGFuZCB3aGF0IEkgdG9vayBm cm9tIHRoYXQgZGlzY3Vzc2lvbg0KPiBpcyB0aGF0IG1vc3Qgb2YgdGhlIENSQzMyIGNoZWNrc3Vt dHlwZXMgYXJlIHN1c2NlcHRpYmxlIHRvIGJpdC1lcnJvciBjbHVzdGVyaW5nLiBXaGljaCBtZWFu cyB0aGF0DQo+IHRoZXJlIGlzIGEgYmlnZ2VyIGNoYW5jZSBmb3IgYSBmYXVsdHkgYmxvY2sgb3Ig c2V0IG9mIGVycm9yIGJpdHMgdG8gZ28gdW5kZXRlY3RlZC4NCj4gDQo+IExpa2UgSSBzYWlkLCBz b3JyeSBmb3Igbm90IGJlaW5nIGFibGUgdG8gYmUgbW9yZSBzcGVjaWZpYyBhdG0uDQo+IA0KPiBU aGUgWkZTIHByZWZlcnJlZCBjaGVja3N1bSBpcyBmbGV0Y2hlcjQsIGFsc28gYmVjYXVzZSBvZiBp dHMgc3BlZWQuDQo+IEJ1dCBvdGhlcnMgaW5jbHVkZTogZmxldGNoZXIyIHwgZmxldGNoZXI0IHwg c2hhMjU2IHwgc2hhNTEyIHwgc2tlaW4gfCBlZG9ucg0KPiANCj4gVGhlcmUgaXMgYW4gYXJ0aWNs ZSBvbiBXaWtpcGVkaWEgdGhhdCBkaXNjdXNzZXMgRmxldGNoZXIgYWxnb3JpdGhtcywgc3RyZW5n dGggYW5kIHdlYWtuZXNzOg0KPiBodHRwczovL2VuLndpa2lwZWRpYS5vcmcvd2lraS9GbGV0Y2hl cidzX2NoZWNrc3VtDQo+IA0KPiDigJRXalcNCg0KVGhpcyBaRlMgYmxvZyBoYXMgYW4gaW50ZXJl c3RpbmcgZGlzY3Vzc2lvbiBvZiB0cnVzdGluZyAob3Igbm90IHRydXN0aW5nKSBmbGV0Y2hlcjQ6 DQoNCmh0dHBzOi8vYmxvZ3Mub3JhY2xlLmNvbS9ib253aWNrL2VudHJ5L3pmc19kZWR1cA0KDQpT Y290dA==