From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hongyang Yang Subject: Re: [PATCH v19 00/12] Remus/Libxl: Remus network buffering and drbd disk Date: Fri, 26 Sep 2014 14:12:33 +0800 Message-ID: <542503D1.7060102@cn.fujitsu.com> References: <1409628880-22471-1-git-send-email-yanghy@cn.fujitsu.com> <21538.59401.384175.671580@mariner.uk.xensource.com> <5423B565.1050400@cn.fujitsu.com> <21540.19829.698231.883970@mariner.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <21540.19829.698231.883970@mariner.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Ian Jackson Cc: laijs@cn.fujitsu.com, wency@cn.fujitsu.com, andrew.cooper3@citrix.com, yunhong.jiang@intel.com, eddie.dong@intel.com, xen-devel@lists.xen.org, rshriram@cs.ubc.ca, ian.campbell@citrix.com List-Id: xen-devel@lists.xenproject.org SSBoYXZlIGRvbmUgdGVzdGluZyBhbmQgbWFrZSBzb21lIGZpeCBvbiB0b3Agb2YgeW91IGJyYW5j aC4gU2VlCmJlbG93IGxpbmsgZm9yIGNsZWFyIGltYWdlIG9mIHdoYXQgSSBoYXZlIGZpeGVkOgpo dHRwczovL2dpdGh1Yi5jb20vbWFjcm9zaGVlcC94ZW4vY29tbWl0cy93aXAucmVtdXMudjIxCgpB bmQgdGhhbmsgeW91IGZvciB0aGUgZGV0YWlsZWQgbWFudWFsIG9uIHJlYXJyYW5nZSBwYXRjaGVz LgpJIGhhdmUgcmVhcnJhbmdlZCB0aGUgcGF0Y2hlcyB1c2luZyBhdXRvc3F1YXNoIGFuZCBmaW5p c2hlZAp0ZXN0aW5nIG9uIHRoZSBmaW5hbCByZW11cy12MjEgcGF0Y2hlcyB3aGljaCBJIGhhdmUg cG9zdGVkCm9uIGxpc3QgYWxyZWFkeS4KaHR0cHM6Ly9naXRodWIuY29tL21hY3Jvc2hlZXAveGVu L2NvbW1pdHMvcmVtdXMtdjIxCgpUaGFuayB5b3UgdmVyeSBtdWNoIGZvciB0aGUgd29yayEKClRo YW5rcywKWWFuZy4KCuWcqCAwOS8yNi8yMDE0IDAxOjE0IEFNLCBJYW4gSmFja3NvbiDlhpnpgZM6 Cj4gSG9uZ3lhbmcgWWFuZyB3cml0ZXMgKCJSZTogW1BBVENIIHYxOSAwMC8xMl0gUmVtdXMvTGli eGw6IFJlbXVzIG5ldHdvcmsgYnVmZmVyaT4gSSBoYXZlIHNlbnQgYSB2MjAgd2hpY2ggd2FzIHJl YmFzZWQsIHlvdSBjYW4gcmV3b3JrIGJhc2VkIG9uIHRoYXQuCj4KPiBJIGhhdmUgcHJlcGFyZWQg YSBicmFuY2ggd2hpY2ggSSB0aGluayBhZGRyZXNzZXMgdGhlIGNvbW1lbnRzIEkgaGFkIG9uCj4g djIwOgo+Cj4gICBnaXQ6Ly94ZW5iaXRzLnhlbi5vcmcvcGVvcGxlL2l3ai94ZW4uZ2l0IHJlZnMv dGFncy9yZW11cy12MjAuLndpcC5yZW11cy52MjAKPgo+ICAgaHR0cDovL3hlbmJpdHMueGVuLm9y Zy9naXR3ZWIvP3A9cGVvcGxlL2l3ai94ZW4uZ2l0O2E9c2hvcnRsb2c7aD1yZWZzL2hlYWRzL3dp cC5yZW11cy52MjAKPgo+IFJhdGhlciB0aGFuIHJlYmFzaW5nIHlvdXIgc2VyaWVzLCBJIGhhdmUg cHV0IGEgcGlsZSBvZiBpbmRpdmlkdWFsCj4gY29tbWl0cyBvbiB0b3Agb2YgaXQsIHRhZ2dlZCB3 aXRoIHRoZSBzcGVjaWFsIHN5bnRheCB3aGljaAo+ICAgIGdpdCByZWJhc2UgLWkgLS1hdXRvc3F1 YXNoCj4gdXNlcyB0byByZW9yZGVyIGFuZCBjb21iaW5lIGNvbW1pdHMuCj4KPiBUaGF0IGlzIGhv dyBJIHdvdWxkIGhhdmUgcHJlcGFyZWQgdGhlIHNlcmllcyBhbnl3YXksIGJ1dCBpZiBJIHN0b3Ag bm93Cj4gKGJlZm9yZSBhY3R1YWxseSBydW5uaW5nIHRoZSByZWJhc2UgLS1hdXRvc3F1YXNoKSB5 b3UgY2FuIHNlZSB3aGF0IEkKPiBoYXZlIGRvbmUgYXMgaW5kaXZpZHVhbCBjb21taXRzLCBhbmQg aXQgaGFzIGVuYWJsZWQgbWUgdG8gd3JpdGUgdXNlZnVsCj4gY29tbWl0IG1lc3NhZ2VzIGZvciB5 b3UuICBJIGhhdmUgYWxzbyBzcGFyZWQgdGhlIGxpc3QgYW5vdGhlcgo+IHBhdGNoYm9tYi4KPgo+ IEkgdGhpbmsgdGhlIG5leHQgc3RlcCBpcyBmb3IgeW91IHRvIHRlc3QgdGhpcyBicmFuY2ggaGVh ZC4gIEkgaGF2ZQo+IGNoZWNrZWQgdGhhdCBpdCBjb21waWxlcyBidXQgSSBoYXZlIE5PVCBFWEVD VVRFRCBJVCBBVCBBTEwgSSBhbQo+IGFmcmFpZC4gIFlvdSBjYW4gdGhlbiBhZGQgeW91ciBvd24g Y29tbWl0cyBvbiB0aGUgZW5kIHdpdGggdGhlIHNhbWUKPiBhdXRvc3F1YXNoIHN5bnRheCwgdG8g Zml4IGJ1Z3MgSSBoYXZlIGludHJvZHVjZWQuCj4KPiBBbmQgdGhlbiB5b3Ugd2lsbCBuZWVkIHRv IGFjdHVhbGx5IHJlYmFzZSBhbmQgc3F1YXNoIHRoZSBzZXJpZXMgdG8KPiBtYWtlIHYyMSwgdXNp bmcgYSBydW5lIGxpa2U6Cj4gICAgZ2l0IHJlYmFzZSAtaSAtLWF1dG9zcXVhc2ggcmVtdXMtdjIw Cj4gQWx0ZXJuYXRpdmVseSB5b3UgY2FuIGRvIHRoYXQgcmViYXNlIGZpcnN0Lgo+Cj4gWW91IHdp bGwgcHJvYmFibHkgZmluZCB0aGF0IHRoZXJlIGFyZSBzb21lIGNvbmZsaWN0cyBidXQgaG9wZWZ1 bGx5Cj4gdGhleSB3aWxsIGJlIHN0cmFpZ2h0Zm9yd2FyZC4KPgo+IEknbGwgbm93IGRpc2N1c3Mg bXkgYWN0dWFsIGNoYW5nZXM6Cj4KPgo+IFRoZSB0d28gY29tbWl0cyBgbGlieGw6IG11bHRpZGV2 OiAnIG5lZWQgdG8gYmUgYnViYmxlZCB0byB0aGUgdG9wIG9mCj4geW91ciBzZXJpZXMuICBUaGUg cmVzdCBvZiBteSBjaGFuZ2VzIHRvIGBJbnRyb2R1Y2UgYW4gYWJzdHJhY3QgUmVtdXMKPiBkZXZp Y2UgbGF5ZXInIGRlcGVuZCBvbiB0aGVtLgo+Cj4KPiBZb3UgY2FuIGFsbG93IGdpdCB0byBjb21i aW5lIHRoZSByZXN0IG9mIHRoZSBjaGFuZ2VzIG1hcmtlZCB3aXRoCj4gYHNxdWFzaCEnIHdpdGgg d2hhdGV2ZXIgY29tbWl0IHRoZXkgYmVsb25nIHRvLiAgWW91J2xsIHByb2FiYWJseSB3YW50Cj4g dG8gZWRpdCB0aGUgY29tbWl0IG1lc3NhZ2UgdG8gY29tYmluZSBteSBjb21tZW50cyB3aXRoIHlv dXIgb3duIGNvbW1pdAo+IG1lc3NhZ2Ugc28gdGhhdCB0aGUgd2hvbGUgdGhpbmcgbG9va3Mgc2Fu ZS4KPgo+IEkgaG9wZSB0aGUgY29tbWl0IG1lc3NhZ2VzIEkgaGF2ZSBwcm92aWRlZCBtYWtlIHNl bnNlIHRvIHlvdS4KPgo+Cj4gVGhlIHRvcCBjb21taXQgb24gbXkgYnJhbmNoLCBzcXVhc2gtVkFS SU9VUywgc3dhcHMKPiBMSUJYTF9fREVWSUNFX0tJTkRfe1ZJRixWQkR9IGZvciBMSUJYTF9fREVW SUNFX1JFTVVTX0tJTkRfe05JQyxESVNLfS4KPiBTb3JyeSBmb3IgYnVuZGxpbmcgdGhhdCBhbGwg dG9nZXRoZXIsIGJ1dCBpdCdzIGEgc2ltcGxlCj4gc2VhcmNoLWFuZC1yZXBsYWNlLiAgSXQgbWln aHQgYmUgZWFzaWVyIHRvIGRvIHRoYXQgdG8geW91ciB3aG9sZQo+IHNlcmllcyB3aXRoIGdpdC1m aWx0ZXItYnJhbmNoLiAgU28gSSBoYXZlIGRvbmUgdGhhdCBmb3IgeW91IGhlcmU6Cj4KPiAgIGdp dDovL3hlbmJpdHMueGVuLm9yZy9wZW9wbGUvaXdqL3hlbi5naXQgcmVmcy90YWdzL3JlbXVzLXYy MC4ud2lwLnJlbXVzLnYyMC5maWx0ZXJlZAo+Cj4gWW91J2xsIHN0aWxsIG5lZWQgdG8gYnViYmxl IHRoYXQgdG9wIHBhdGNoLCB3aGljaCBpcyB2ZXJ5IHNtYWxsIGluIHRoZQo+IGZpbHRlcmVkIHZl cnNpb24sIGRvd24gdGhlIHNlcmllcy4gIFNlZSBiZWxvdyBmb3IgdGhlCj4gZ2l0LWZpbHRlci1i cmFuY2ggcnVuZSBJIHVzZWQuCj4KPgo+IEkgaG9wZSB0aGlzIGlzIGFsbCBvZiBzb21lIHVzZS4K Pgo+IFJlZ2FyZHMsCj4gSWFuLgo+Cj4KPiBtYXJpbmVyOnhlbi5naXQ+IGdpdC1jaGVja291dCAt YiB3aXAucmVtdXMudjIwLmZpbHRlcmVkCj4gbWFyaW5lcjp4ZW4uZ2l0PiBnaXQtcmVzZXQgLS1o YXJkIHdpcC5yZW11cy52MjAKPiBtYXJpbmVyOnhlbi5naXQ+IGNhdCB+L3dvcmsvdAo+ICMhL2Jp bi9zaAo+IHBlcmwgLWkgLXBlICdzL0xJQlhMX19ERVZJQ0VfS0lORF9SRU1VU19ESVNLL0xJQlhM X19ERVZJQ0VfS0lORF9WQkQvZzsKPiBzL0xJQlhMX19ERVZJQ0VfS0lORF9SRU1VU19OSUMvTElC WExfX0RFVklDRV9LSU5EX1ZJRi9nJyB0b29scy9saWJ4bC8qCj4gbWFyaW5lcjp4ZW4uZ2l0PiBn aXQtZmlsdGVyLWJyYW5jaCAtLXRyZWUtZmlsdGVyIH4vd29yay90IGhvbmd5YW5nL3JlbXVzLXYy MC4ud2lwLnJlbXVzLnYyMC5maWx0ZXJlZAo+IFtzdHVmZl0KPiAuCj4KCi0tIApUaGFua3MsCllh bmcuCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4t ZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54 ZW4ub3JnL3hlbi1kZXZlbAo=