Return-Path: X-Original-To: apmail-zookeeper-user-archive@www.apache.org Delivered-To: apmail-zookeeper-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 83DE117AFE for ; Thu, 8 Jan 2015 12:07:44 +0000 (UTC) Received: (qmail 9891 invoked by uid 500); 8 Jan 2015 12:07:45 -0000 Delivered-To: apmail-zookeeper-user-archive@zookeeper.apache.org Received: (qmail 9840 invoked by uid 500); 8 Jan 2015 12:07:45 -0000 Mailing-List: contact user-help@zookeeper.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@zookeeper.apache.org Delivered-To: mailing list user@zookeeper.apache.org Received: (qmail 9828 invoked by uid 99); 8 Jan 2015 12:07:43 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Jan 2015 12:07:43 +0000 X-ASF-Spam-Status: No, hits=-2.3 required=5.0 tests=NORMAL_HTTP_TO_IP,RCVD_IN_DNSWL_MED,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of i.s.el-sanosi@newcastle.ac.uk designates 128.240.234.22 as permitted sender) Received: from [128.240.234.22] (HELO cheviot22.ncl.ac.uk) (128.240.234.22) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Jan 2015 12:07:16 +0000 Received: from exhubvm03.ncl.ac.uk ([128.240.234.7] helo=EXHUBVM03.campus.ncl.ac.uk) by cheviot22.ncl.ac.uk with esmtp (Exim 4.63) (envelope-from ) id 1Y9Brv-0000L4-DS for user@zookeeper.apache.org; Thu, 08 Jan 2015 12:07:15 +0000 Received: from EXMBDB03.campus.ncl.ac.uk ([fe80::a8d7:770f:32f:9a8c]) by EXHUBVM03.campus.ncl.ac.uk ([fe80::517e:5471:8227:7937%10]) with mapi id 14.03.0158.001; Thu, 8 Jan 2015 12:06:45 +0000 From: "Ibrahim El-sanosi (PGR)" To: "user@zookeeper.apache.org" Subject: RE: Failover when one node fails to write on the disk? Thread-Topic: Failover when one node fails to write on the disk? Thread-Index: AQHQKsopS+kVSUY5mUOdqdUyfhgzGJy2IEkw Date: Thu, 8 Jan 2015 12:06:43 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US, en-GB Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.4.160.7] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Virus-Checked: Checked by ClamAV on apache.org SGkgQmVuamFtaW4sDQoNClRoZSByZWFzb24gd2h5IE5vZGUyIGFuZCBOb2RlIDMgc3RvcCBydW5u aW5nIGlzIHRoYXQgWm9vS2VlcGVyIG11c3QgaGF2ZSBhIHF1b3J1bSBvZiBzZXJ2ZXJzIHRvIG1h a2UgcHJvZ3Jlc3MuIFpvb2tlZXBlciBuZWVkcyBhdCBsZWFzdCAzIHNlcnZlcnMgaW4gb3JkZXIg dG8gcnVuLiBJbiB5b3VyIHNjZW5hcmlvLCB5b3Ugc3RhcnRlZCB3aXRoIHRocmVlIHNlcnZlcnMg d2hpY2ggaXMgZmluZSwgYnV0IHNpbmNlIG9uZSBvZiB0aGUgc2VydmVyIGZhaWxzLCB0aGUgem9v a2VlcGVyIHN0b3AgcnVubmluZyBiZWNhdXNlIGl0IGxhY2tzIG9mIHRoZSBxdW9ydW0gKG1ham9y aXR5KS4gDQoNCklicmFoaW0NCg0KLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCkZyb206IEJl bmphbWluIEphdG9uIFttYWlsdG86YmVuamFtaW4uamF0b25AZ21haWwuY29tXSANClNlbnQ6IFdl ZG5lc2RheSwgSmFudWFyeSAwNywgMjAxNSAxMDozNCDZhQ0KVG86IHVzZXJAem9va2VlcGVyLmFw YWNoZS5vcmcNClN1YmplY3Q6IEZhaWxvdmVyIHdoZW4gb25lIG5vZGUgZmFpbHMgdG8gd3JpdGUg b24gdGhlIGRpc2s/DQoNClVzaW5nIHpvb2tlZXBlciAzLjQuNSBJIGNhbWUgYWNyb3NzIGEgc2l0 dWF0aW9uIHdoZXJlIGFsbCB0aGUgMyBab29rZWVwZXIgc3VkZGVubHkgc3RvcC4NCg0KV2hhdCBJ IHNlZSBpcyB0aGF0IE5PREUxIGZhaWxzIHRvIHdyaXRlIG9uIHRoZSBkaXNrLiBzbyBpdCBtYWtl cyBzZW5zZSB0byBtZSB0aGF0IE5PREUxIHN0b3BzLg0KDQpCdXQgaXQgaXMgdW5jbGVhciB3aHkg Tk9ERTIgYW5kIE5PREUzIHdvdWxkIHN0b3AgcnVubmluZyBhcyB3ZWxsLCBJIGhhdmUgYSBoYXJk IHRpbWUgbWFraW5nIHNlbnNlIG9mIHRoZSBsb2cgbWVzc2FnZXMuDQoNCkFueSBpbnNpZ2h0IHdv dWxkIGJlIGdyZWF0bHkgYXBwcmVjaWF0ZWQhDQoNCnNlZSBsb2cgZXh0cmFjdHMgYmVsb3c6DQoN Ck5PREUxOg0KDQotLSBubyBsb2cgZm9yIHNldmVyYWwgZGF5cyBiZWZvcmUgdGhpcyAtLQ0KMjAx NS0wMS0wNCAxNjoxODoyMiwyNTkgW215aWQ6MV0gLSBXQVJOICBbU3luY1RocmVhZDoxOkZpbGVU eG5Mb2dAMzIxXSAtIGZzeW5jLWluZyB0aGUgd3JpdGUgYWhlYWQgbG9nIGluIFN5bmNUaHJlYWQ6 MSB0b29rIDExMDI0bXMgd2hpY2ggd2lsbCBhZHZlcnNlbHkgZWZmZWN0IG9wZXJhdGlvbiBsYXRl bmN5LiBTZWUgdGhlIFpvb0tlZXBlciB0cm91Ymxlc2hvb3RpbmcgZ3VpZGUNCjIwMTUtMDEtMDQg MTY6MTg6MjIsMzgwIFtteWlkOjFdIC0gV0FSTg0KW1F1b3J1bVBlZXJbbXlpZD0xXS8wOjA6MDow OjA6MDowOjA6MjE4MTpGb2xsb3dlckA4OV0gLSBFeGNlcHRpb24gd2hlbiBmb2xsb3dpbmcgdGhl IGxlYWRlciBqYXZhLmlvLkVPRkV4Y2VwdGlvbg0KICAgICAgICBhdCBqYXZhLmlvLkRhdGFJbnB1 dFN0cmVhbS5yZWFkSW50KERhdGFJbnB1dFN0cmVhbS5qYXZhOjM5MikNCiAgICAgICAgYXQNCm9y Zy5hcGFjaGUuanV0ZS5CaW5hcnlJbnB1dEFyY2hpdmUucmVhZEludChCaW5hcnlJbnB1dEFyY2hp dmUuamF2YTo2MykNCiAgICAgICAgYXQNCm9yZy5hcGFjaGUuem9va2VlcGVyLnNlcnZlci5xdW9y dW0uUXVvcnVtUGFja2V0LmRlc2VyaWFsaXplKFF1b3J1bVBhY2tldC5qYXZhOjgzKQ0KICAgICAg ICBhdA0Kb3JnLmFwYWNoZS5qdXRlLkJpbmFyeUlucHV0QXJjaGl2ZS5yZWFkUmVjb3JkKEJpbmFy eUlucHV0QXJjaGl2ZS5qYXZhOjEwMykNCiAgICAgICAgYXQNCm9yZy5hcGFjaGUuem9va2VlcGVy LnNlcnZlci5xdW9ydW0uTGVhcm5lci5yZWFkUGFja2V0KExlYXJuZXIuamF2YToxNTMpDQogICAg ICAgIGF0DQpvcmcuYXBhY2hlLnpvb2tlZXBlci5zZXJ2ZXIucXVvcnVtLkZvbGxvd2VyLmZvbGxv d0xlYWRlcihGb2xsb3dlci5qYXZhOjg1KQ0KICAgICAgICBhdA0Kb3JnLmFwYWNoZS56b29rZWVw ZXIuc2VydmVyLnF1b3J1bS5RdW9ydW1QZWVyLnJ1bihRdW9ydW1QZWVyLmphdmE6Nzg2KQ0KMjAx NS0wMS0wNCAxNjoxODoyMywzODQgW215aWQ6MV0gLSBXQVJOICBbTklPU2VydmVyQ3huLkZhY3Rv cnk6DQowLjAuMC4wLzAuMC4wLjA6MjE4MTpOSU9TZXJ2ZXJDbnhuQDM2Ml0gLSBFeGNlcHRpb24g Y2F1c2luZyBjbG9zZSBvZiBzZXNzaW9uIDB4MCBkdWUgdG8gamF2YS5pby5JT0V4Y2VwdGlvbjog Wm9vS2VlcGVyU2VydmVyIG5vdCBydW5uaW5nDQoyMDE1LTAxLTA0IDE2OjE4OjIzLDQ5MiBbbXlp ZDoxXSAtIFdBUk4gIFtOSU9TZXJ2ZXJDeG4uRmFjdG9yeToNCjAuMC4wLjAvMC4wLjAuMDoyMTgx Ok5JT1NlcnZlckNueG5AMzYyXSAtIEV4Y2VwdGlvbiBjYXVzaW5nIGNsb3NlIG9mIHNlc3Npb24g MHgwIGR1ZSB0byBqYXZhLmlvLklPRXhjZXB0aW9uOiBab29LZWVwZXJTZXJ2ZXIgbm90IHJ1bm5p bmcNCjIwMTUtMDEtMDQgMTY6MTg6MjQsMDYwIFtteWlkOjFdIC0gV0FSTiAgW05JT1NlcnZlckN4 bi5GYWN0b3J5Og0KMC4wLjAuMC8wLjAuMC4wOjIxODE6TklPU2VydmVyQ254bkAzNjJdIC0gRXhj ZXB0aW9uIGNhdXNpbmcgY2xvc2Ugb2Ygc2Vzc2lvbiAweDAgZHVlIHRvIGphdmEuaW8uSU9FeGNl cHRpb246IFpvb0tlZXBlclNlcnZlciBub3QgcnVubmluZw0KDQoNCk5PREUyOg0KDQotLSBubyBs b2cgZm9yIHNldmVyYWwgZGF5cyBiZWZvcmUgdGhpcyAtLQ0KMjAxNS0wMS0wNCAxNjoxODoyMSw4 OTkgW215aWQ6M10gLSBXQVJODQpbUXVvcnVtUGVlcltteWlkPTNdLzA6MDowOjA6MDowOjA6MDoy MTgxOkZvbGxvd2VyQDg5XSAtIEV4Y2VwdGlvbiB3aGVuIGZvbGxvd2luZyB0aGUgbGVhZGVyIGph dmEuaW8uRU9GRXhjZXB0aW9uDQogICAgICAgIGF0IGphdmEuaW8uRGF0YUlucHV0U3RyZWFtLnJl YWRJbnQoRGF0YUlucHV0U3RyZWFtLmphdmE6MzkyKQ0KICAgICAgICBhdA0Kb3JnLmFwYWNoZS5q dXRlLkJpbmFyeUlucHV0QXJjaGl2ZS5yZWFkSW50KEJpbmFyeUlucHV0QXJjaGl2ZS5qYXZhOjYz KQ0KICAgICAgICBhdA0Kb3JnLmFwYWNoZS56b29rZWVwZXIuc2VydmVyLnF1b3J1bS5RdW9ydW1Q YWNrZXQuZGVzZXJpYWxpemUoUXVvcnVtUGFja2V0LmphdmE6ODMpDQogICAgICAgIGF0DQpvcmcu YXBhY2hlLmp1dGUuQmluYXJ5SW5wdXRBcmNoaXZlLnJlYWRSZWNvcmQoQmluYXJ5SW5wdXRBcmNo aXZlLmphdmE6MTAzKQ0KICAgICAgICBhdA0Kb3JnLmFwYWNoZS56b29rZWVwZXIuc2VydmVyLnF1 b3J1bS5MZWFybmVyLnJlYWRQYWNrZXQoTGVhcm5lci5qYXZhOjE1MykNCiAgICAgICAgYXQNCm9y Zy5hcGFjaGUuem9va2VlcGVyLnNlcnZlci5xdW9ydW0uRm9sbG93ZXIuZm9sbG93TGVhZGVyKEZv bGxvd2VyLmphdmE6ODUpDQogICAgICAgIGF0DQpvcmcuYXBhY2hlLnpvb2tlZXBlci5zZXJ2ZXIu cXVvcnVtLlF1b3J1bVBlZXIucnVuKFF1b3J1bVBlZXIuamF2YTo3ODYpDQoyMDE1LTAxLTA0IDE2 OjE4OjIyLDc2MCBbbXlpZDozXSAtIFdBUk4gIFtOSU9TZXJ2ZXJDeG4uRmFjdG9yeToNCjAuMC4w LjAvMC4wLjAuMDoyMTgxOk5JT1NlcnZlckNueG5AMzYyXSAtIEV4Y2VwdGlvbiBjYXVzaW5nIGNs b3NlIG9mIHNlc3Npb24gMHgwIGR1ZSB0byBqYXZhLmlvLklPRXhjZXB0aW9uOiBab29LZWVwZXJT ZXJ2ZXIgbm90IHJ1bm5pbmcNCjIwMTUtMDEtMDQgMTY6MTg6MjIsODAxIFtteWlkOjNdIC0gV0FS TiAgW05JT1NlcnZlckN4bi5GYWN0b3J5Og0KMC4wLjAuMC8wLjAuMC4wOjIxODE6TklPU2VydmVy Q254bkAzNjJdIC0gRXhjZXB0aW9uIGNhdXNpbmcgY2xvc2Ugb2Ygc2Vzc2lvbiAweDAgZHVlIHRv IGphdmEuaW8uSU9FeGNlcHRpb246IFpvb0tlZXBlclNlcnZlciBub3QgcnVubmluZw0KMjAxNS0w MS0wNCAxNjoxODoyMiw4ODYgW215aWQ6M10gLSBXQVJOICBbTklPU2VydmVyQ3huLkZhY3Rvcnk6 DQowLjAuMC4wLzAuMC4wLjA6MjE4MTpOSU9TZXJ2ZXJDbnhuQDM2Ml0gLSBFeGNlcHRpb24gY2F1 c2luZyBjbG9zZSBvZiBzZXNzaW9uIDB4MCBkdWUgdG8gamF2YS5pby5JT0V4Y2VwdGlvbjogWm9v S2VlcGVyU2VydmVyIG5vdCBydW5uaW5nDQoNCg0KTk9ERTMgKGxlYWRlcik6DQoNCi0tIG5vIGxv ZyBmb3Igc2V2ZXJhbCBkYXlzIGJlZm9yZSB0aGlzIC0tDQoyMDE1LTAxLTA0IDE2OjE4OjIxLDg5 NyBbbXlpZDoyXSAtIFdBUk4NCltRdW9ydW1QZWVyW215aWQ9Ml0vMDowOjA6MDowOjA6MDowOjIx ODE6TGVhcm5lckhhbmRsZXJANjg3XSAtIENsb3NpbmcgY29ubmVjdGlvbiB0byBwZWVyIGR1ZSB0 byB0cmFuc2FjdGlvbiB0aW1lb3V0Lg0KMjAxNS0wMS0wNCAxNjoxODoyMSw4OTggW215aWQ6Ml0g LSBXQVJODQpbTGVhcm5lckhhbmRsZXItLzIwNC41My4xMDcuMjQ5OjQzNDAyOkxlYXJuZXJIYW5k bGVyQDY0Nl0gLSAqKioqKioqIEdPT0RCWUUNCi8yMDQuNTMuMTA3LjI0OTo0MzQwMiAqKioqKioq Kg0KMjAxNS0wMS0wNCAxNjoxODoyMSw5MDUgW215aWQ6Ml0gLSBXQVJODQpbUXVvcnVtUGVlcltt eWlkPTJdLzA6MDowOjA6MDowOjA6MDoyMTgxOkxlYXJuZXJIYW5kbGVyQDY4N10gLSBDbG9zaW5n IGNvbm5lY3Rpb24gdG8gcGVlciBkdWUgdG8gdHJhbnNhY3Rpb24gdGltZW91dC4NCjIwMTUtMDEt MDQgMTY6MTg6MjEsOTA3IFtteWlkOjJdIC0gV0FSTg0KW0xlYXJuZXJIYW5kbGVyLS8yMDQuNTMu MTA3LjI0Nzo0NTk1MzpMZWFybmVySGFuZGxlckA2NDZdIC0gKioqKioqKiBHT09EQllFDQovMjA0 LjUzLjEwNy4yNDc6NDU5NTMgKioqKioqKioNCjIwMTUtMDEtMDQgMTY6MTg6MjEsOTE4IFtteWlk OjJdIC0gV0FSTg0KW0xlYXJuZXJIYW5kbGVyLS8yMDQuNTMuMTA3LjI0Nzo0NTk1MzpMZWFybmVy SGFuZGxlckA2NThdIC0gSWdub3JpbmcgdW5leHBlY3RlZCBleGNlcHRpb24gamF2YS5sYW5nLklu dGVycnVwdGVkRXhjZXB0aW9uDQogICAgICAgIGF0DQpqYXZhLnV0aWwuY29uY3VycmVudC5sb2Nr cy5BYnN0cmFjdFF1ZXVlZFN5bmNocm9uaXplci5hY3F1aXJlSW50ZXJydXB0aWJseShBYnN0cmFj dFF1ZXVlZFN5bmNocm9uaXplci5qYXZhOjEyMTkpDQogICAgICAgIGF0DQpqYXZhLnV0aWwuY29u Y3VycmVudC5sb2Nrcy5SZWVudHJhbnRMb2NrLmxvY2tJbnRlcnJ1cHRpYmx5KFJlZW50cmFudExv Y2suamF2YTozNDApDQogICAgICAgIGF0DQpqYXZhLnV0aWwuY29uY3VycmVudC5MaW5rZWRCbG9j a2luZ1F1ZXVlLnB1dChMaW5rZWRCbG9ja2luZ1F1ZXVlLmphdmE6MzM4KQ0KICAgICAgICBhdA0K b3JnLmFwYWNoZS56b29rZWVwZXIuc2VydmVyLnF1b3J1bS5MZWFybmVySGFuZGxlci5zaHV0ZG93 bihMZWFybmVySGFuZGxlci5qYXZhOjY1NikNCiAgICAgICAgYXQNCm9yZy5hcGFjaGUuem9va2Vl cGVyLnNlcnZlci5xdW9ydW0uTGVhcm5lckhhbmRsZXIucnVuKExlYXJuZXJIYW5kbGVyLmphdmE6 NjQ5KQ0KMjAxNS0wMS0wNCAxNjoxODoyMywwMDMgW215aWQ6Ml0gLSBXQVJOICBbTklPU2VydmVy Q3huLkZhY3Rvcnk6DQowLjAuMC4wLzAuMC4wLjA6MjE4MTpOSU9TZXJ2ZXJDbnhuQDM2Ml0gLSBF eGNlcHRpb24gY2F1c2luZyBjbG9zZSBvZiBzZXNzaW9uIDB4MCBkdWUgdG8gamF2YS5pby5JT0V4 Y2VwdGlvbjogWm9vS2VlcGVyU2VydmVyIG5vdCBydW5uaW5nDQoyMDE1LTAxLTA0IDE2OjE4OjIz LDAwNyBbbXlpZDoyXSAtIFdBUk4gIFtOSU9TZXJ2ZXJDeG4uRmFjdG9yeToNCjAuMC4wLjAvMC4w LjAuMDoyMTgxOk5JT1NlcnZlckNueG5AMzYyXSAtIEV4Y2VwdGlvbiBjYXVzaW5nIGNsb3NlIG9m IHNlc3Npb24gMHgwIGR1ZSB0byBqYXZhLmlvLklPRXhjZXB0aW9uOiBab29LZWVwZXJTZXJ2ZXIg bm90IHJ1bm5pbmcNCjIwMTUtMDEtMDQgMTY6MTg6MjMsMTE1IFtteWlkOjJdIC0gV0FSTiAgW05J T1NlcnZlckN4bi5GYWN0b3J5Og0KMC4wLjAuMC8wLjAuMC4wOjIxODE6TklPU2VydmVyQ254bkAz NjJdIC0gRXhjZXB0aW9uIGNhdXNpbmcgY2xvc2Ugb2Ygc2Vzc2lvbiAweDAgZHVlIHRvIGphdmEu aW8uSU9FeGNlcHRpb246IFpvb0tlZXBlclNlcnZlciBub3QgcnVubmluZw0KDQoNClRoYW5rcyEN CkJlbmphbWluDQo=