From issues-return-197040-archive-asf-public=cust-asf.ponee.io@hive.apache.org Mon Aug 3 15:30:02 2020 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mailroute1-lw-us.apache.org (mailroute1-lw-us.apache.org [207.244.88.153]) by mx-eu-01.ponee.io (Postfix) with ESMTPS id 4E10D180642 for ; Mon, 3 Aug 2020 17:30:02 +0200 (CEST) Received: from mail.apache.org (localhost [127.0.0.1]) by mailroute1-lw-us.apache.org (ASF Mail Server at mailroute1-lw-us.apache.org) with SMTP id 990291240BD for ; Mon, 3 Aug 2020 15:30:01 +0000 (UTC) Received: (qmail 14398 invoked by uid 500); 3 Aug 2020 15:30:01 -0000 Mailing-List: contact issues-help@hive.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hive.apache.org Delivered-To: mailing list issues@hive.apache.org Received: (qmail 14384 invoked by uid 99); 3 Aug 2020 15:30:01 -0000 Received: from mailrelay1-us-west.apache.org (HELO mailrelay1-us-west.apache.org) (209.188.14.139) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 03 Aug 2020 15:30:01 +0000 Received: from jira-he-de.apache.org (static.172.67.40.188.clients.your-server.de [188.40.67.172]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id A27CB406F1 for ; Mon, 3 Aug 2020 15:30:00 +0000 (UTC) Received: from jira-he-de.apache.org (localhost.localdomain [127.0.0.1]) by jira-he-de.apache.org (ASF Mail Server at jira-he-de.apache.org) with ESMTP id 1E30C7801A8 for ; Mon, 3 Aug 2020 15:30:00 +0000 (UTC) Date: Mon, 3 Aug 2020 15:30:00 +0000 (UTC) From: "ASF GitHub Bot (Jira)" To: issues@hive.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Work logged] (HIVE-23819) Use ranges in ValidReadTxnList serialization MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HIVE-23819?focusedWorklogId=3D= 465753&page=3Dcom.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpa= nel#worklog-465753 ] ASF GitHub Bot logged work on HIVE-23819: ----------------------------------------- Author: ASF GitHub Bot Created on: 03/Aug/20 15:29 Start Date: 03/Aug/20 15:29 Worklog Time Spent: 10m=20 Work Description: pvargacl commented on pull request #1230: URL: https://github.com/apache/hive/pull/1230#issuecomment-668087223 @pvary could you merge this? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: users@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 465753) Time Spent: 40m (was: 0.5h) > Use ranges in ValidReadTxnList serialization > -------------------------------------------- > > Key: HIVE-23819 > URL: https://issues.apache.org/jira/browse/HIVE-23819 > Project: Hive > Issue Type: Improvement > Reporter: Peter Varga > Assignee: Peter Varga > Priority: Major > Labels: pull-request-available > Time Spent: 40m > Remaining Estimate: 0h > > Time to time we see a case, when the open / aborted transaction count is = high and often the aborted transactions come in continues ranges. > When the transaction count goes high the serialization / deserialization = to=C2=A0hive.txn.valid.txns conf gets slower and produces a large config va= lue. > Using ranges in the string representation can mitigate the issue somewhat= . -- This message was sent by Atlassian Jira (v8.3.4#803005)