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 1420A200D2E for ; Tue, 17 Oct 2017 07:37:06 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 12B9B1609EF; Tue, 17 Oct 2017 05:37:06 +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 5659D160BE9 for ; Tue, 17 Oct 2017 07:37:05 +0200 (CEST) Received: (qmail 37763 invoked by uid 500); 17 Oct 2017 05:37:04 -0000 Mailing-List: contact dev-help@kafka.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@kafka.apache.org Delivered-To: mailing list dev@kafka.apache.org Received: (qmail 37255 invoked by uid 99); 17 Oct 2017 05:37:03 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 17 Oct 2017 05:37:03 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id 396FC1808E0 for ; Tue, 17 Oct 2017 05:37:03 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-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 (spamd3-us-west.apache.org [10.40.0.10]) (amavisd-new, port 10024) with ESMTP id UL--dHYUqiGN for ; Tue, 17 Oct 2017 05:37:02 +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 D96CA60F29 for ; Tue, 17 Oct 2017 05:37:01 +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 E2193E0E4F for ; Tue, 17 Oct 2017 05:37:00 +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 59E2924394 for ; Tue, 17 Oct 2017 05:37:00 +0000 (UTC) Date: Tue, 17 Oct 2017 05:37:00 +0000 (UTC) From: "Srikanth Sundarrajan (JIRA)" To: dev@kafka.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (KAFKA-6066) Use of SimpleDateFormat in RocksDBWindowStore may not be Threadsafe MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Tue, 17 Oct 2017 05:37:06 -0000 Srikanth Sundarrajan created KAFKA-6066: ------------------------------------------- Summary: Use of SimpleDateFormat in RocksDBWindowStore may not be Threadsafe Key: KAFKA-6066 URL: https://issues.apache.org/jira/browse/KAFKA-6066 Project: Kafka Issue Type: Bug Components: streams Reporter: Srikanth Sundarrajan Priority: Minor Currently SimpleDateFormat is used to construct segmentId from segmentName and vice-versa. This however may not be thread safe if WindowStore is accessed by more than one SteamTask/thread concurrently. Ref: *org.apache.kafka.streams.state.internals.RocksDBWindowStore#formatter* -- This message was sent by Atlassian JIRA (v6.4.14#64029)