From user-return-59362-archive-asf-public=cust-asf.ponee.io@cassandra.apache.org Thu Jan 11 09:18:48 2018 Return-Path: X-Original-To: archive-asf-public@eu.ponee.io Delivered-To: archive-asf-public@eu.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by mx-eu-01.ponee.io (Postfix) with ESMTP id 53390180656 for ; Thu, 11 Jan 2018 09:18:48 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id 43629160C20; Thu, 11 Jan 2018 08:18:48 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 62BDB160C1F for ; Thu, 11 Jan 2018 09:18:47 +0100 (CET) Received: (qmail 51318 invoked by uid 500); 11 Jan 2018 08:18:45 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 51301 invoked by uid 99); 11 Jan 2018 08:18:45 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 11 Jan 2018 08:18:45 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id F04F9C1323 for ; Thu, 11 Jan 2018 08:18:44 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 1.879 X-Spam-Level: * X-Spam-Status: No, score=1.879 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=2, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_PASS=-0.001] autolearn=disabled Authentication-Results: spamd1-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id hj4eryKVrFrJ for ; Thu, 11 Jan 2018 08:18:44 +0000 (UTC) Received: from mail-oi0-f51.google.com (mail-oi0-f51.google.com [209.85.218.51]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTPS id 4D3F95F250 for ; Thu, 11 Jan 2018 08:18:43 +0000 (UTC) Received: by mail-oi0-f51.google.com with SMTP id g128so1105943oib.11 for ; Thu, 11 Jan 2018 00:18:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=Bo/1uANIoMIRYlkIy0M0SLcXjehi+ckxeqcricRNga0=; b=YN1rm0krwndiXcdJVebN91PpYOPQTixoIPDldehCbLxcKWzqnZcvPPoGm54ayJODNX pBXLR32CKkYVVGgps+iSlF7JgpCqpnCzYNqBriqPpqSTT1WKYUh5NCFyxPLBEcNbaecF ua2MXonotWWdk4aGAw6YmRrA5YjfuuFoCeUraox6eV2mnDbZd4btWxwKGqsRu+gxb1kK KHP/YOZX3+13Z7/3vnPZ+b2xk97YSibiA0p0bpeqCZw8+Fvgd6Xk9ElMAIHl9xG/5OZp 8oaTkbqNBi01V4Ps860z8OEWZvDE5K1C4Qmcjyhm0RFACtQpARBfpxrKwHeK08cokRBl 9Hng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=Bo/1uANIoMIRYlkIy0M0SLcXjehi+ckxeqcricRNga0=; b=CLlNv93YE/kDDQiZCRAuDdhKmbZoL3I/SIpEM4DLrMuEzSi/3E2LL3fjKfK9+SDP8E 9nX010DsvjBa3ezcIRsiCMTMOGN0fDwVxb8Wh8H7WEC1vplWPuVODB0xSUzcxtpYOKSC ThtQgPaZPL6L3zEWLhDmwAJztVXd4GlIxV67/57TVM1sUeAD5zW7tfuehSyYs7NjUoXI jCcuPe0FIy6NvD5ZCuvMQHbLl+/tJDCrUq/fRV92Rcbd5AIq3H4H8snN8OceEDrKQl6s FQnAVc0cbJzogS+HaxJdtx+db2v4YWad6oLbjk794cg/b5SA7cVo13Aopa1agdzQnYKQ UiCw== X-Gm-Message-State: AKwxytem9k1ZiuXxLhvaG8XHZEJlZZZyhRT2UOp7INJIVYSyDyzRCnm8 AKYgXObe7w7YzIQZVjJv7+iBUA2Ct74HqBv3lgf/eJu5 X-Google-Smtp-Source: ACJfBota/AhrfM881emSPRSP95zU5XPNcPbDm3TZtdogzhI5xiu/Rrqn6H+rAnliCHR93fbXKVoJTd/FC3Zshei1cDw= X-Received: by 10.202.76.205 with SMTP id z196mr8734288oia.213.1515658721963; Thu, 11 Jan 2018 00:18:41 -0800 (PST) MIME-Version: 1.0 Received: by 10.74.149.240 with HTTP; Thu, 11 Jan 2018 00:18:41 -0800 (PST) From: =?UTF-8?B?4Kio4Ki/4Ki54Kmw4KiX?= Date: Thu, 11 Jan 2018 00:18:41 -0800 Message-ID: Subject: Dropped Mutations To: user@cassandra.apache.org Content-Type: multipart/alternative; boundary="001a113db692b9433505627bcb0a" --001a113db692b9433505627bcb0a Content-Type: text/plain; charset="UTF-8" Hello Could the following be interpreted as, 'Dropped Mutations', in some cases mean data loss? http://cassandra.apache.org/doc/latest/faq/index.html#why-message-dropped For writes, this means that the mutation was not applied to all replicas it was sent to. The inconsistency will be repaired by read repair, hints or a manual repair. *The write operation may also have timeouted as a result*. Thanks N --001a113db692b9433505627bcb0a Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hello
Could the following be interpreted as= , 'Dropped Mutations', in some cases mean data loss?=C2=A0

http://cassandra.apache.org/doc/latest/faq/index.html#why-mes= sage-dropped
For wr= ites, this means that the mutation was not applied to all replicas it was s= ent to. The inconsistency will be repaired by read repair, hints or a manua= l repair.=C2=A0The write operation may also have timeouted = as a result.

Thanks
N=
--001a113db692b9433505627bcb0a--