Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 36EAE200C70 for ; Thu, 4 May 2017 19:22:09 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 33F0F160BC4; Thu, 4 May 2017 17:22:09 +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 79FD2160B9B for ; Thu, 4 May 2017 19:22:08 +0200 (CEST) Received: (qmail 83423 invoked by uid 500); 4 May 2017 17:22:07 -0000 Mailing-List: contact commits-help@beam.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@beam.apache.org Delivered-To: mailing list commits@beam.apache.org Received: (qmail 83413 invoked by uid 99); 4 May 2017 17:22:07 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd2-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 04 May 2017 17:22:07 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd2-us-west.apache.org (ASF Mail Server at spamd2-us-west.apache.org) with ESMTP id 49A9E1A7BA7 for ; Thu, 4 May 2017 17:22:07 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd2-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -100.002 X-Spam-Level: X-Spam-Status: No, score=-100.002 tagged_above=-999 required=6.31 tests=[RP_MATCHES_RCVD=-0.001, SPF_PASS=-0.001, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd2-us-west.apache.org [10.40.0.9]) (amavisd-new, port 10024) with ESMTP id nU4hf0tTXa5W for ; Thu, 4 May 2017 17:22:06 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTP id 924695FAE8 for ; Thu, 4 May 2017 17:22:05 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id CEAA2E0AF9 for ; Thu, 4 May 2017 17:22:04 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 27C9621DEF for ; Thu, 4 May 2017 17:22:04 +0000 (UTC) Date: Thu, 4 May 2017 17:22:04 +0000 (UTC) From: "Thomas Groh (JIRA)" To: commits@beam.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (BEAM-2100) Improve error message for shifting elements back in time MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Thu, 04 May 2017 17:22:09 -0000 [ https://issues.apache.org/jira/browse/BEAM-2100?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Thomas Groh updated BEAM-2100: ------------------------------ Fix Version/s: (was: First stable release) > Improve error message for shifting elements back in time > -------------------------------------------------------- > > Key: BEAM-2100 > URL: https://issues.apache.org/jira/browse/BEAM-2100 > Project: Beam > Issue Type: Improvement > Components: sdk-java-core > Reporter: Thomas Groh > Assignee: Thomas Groh > > When an element is shifted forwards in time (often to the end of the Global Window) as a result of a GroupByKey, they can't be reassigned the timestamps the user expects. This is fine, but users don't understand why the elements have been shifted forwards, and we should improve the messaging around this error. -- This message was sent by Atlassian JIRA (v6.3.15#6346)