From dev-return-1485-apmail-tephra-dev-archive=tephra.apache.org@tephra.incubator.apache.org Fri Sep 8 21:01:02 2017 Return-Path: X-Original-To: apmail-tephra-dev-archive@minotaur.apache.org Delivered-To: apmail-tephra-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id AC9231ABAE for ; Fri, 8 Sep 2017 21:01:02 +0000 (UTC) Received: (qmail 23044 invoked by uid 500); 8 Sep 2017 21:01:02 -0000 Delivered-To: apmail-tephra-dev-archive@tephra.apache.org Received: (qmail 22959 invoked by uid 500); 8 Sep 2017 21:01:02 -0000 Mailing-List: contact dev-help@tephra.incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@tephra.incubator.apache.org Delivered-To: mailing list dev@tephra.incubator.apache.org Received: (qmail 22948 invoked by uid 99); 8 Sep 2017 21:01:02 -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; Fri, 08 Sep 2017 21:01:02 +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 12E2CCF5CB for ; Fri, 8 Sep 2017 21:01:02 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -99.202 X-Spam-Level: X-Spam-Status: No, score=-99.202 tagged_above=-999 required=6.31 tests=[KAM_ASCII_DIVIDERS=0.8, 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 (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id sW8LvhO_8bwq for ; Fri, 8 Sep 2017 21:01:01 +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 1EFA85F567 for ; Fri, 8 Sep 2017 21:01:01 +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 5E880E00A9 for ; Fri, 8 Sep 2017 21:01:00 +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 1335F24143 for ; Fri, 8 Sep 2017 21:01:00 +0000 (UTC) Date: Fri, 8 Sep 2017 21:01:00 +0000 (UTC) From: "Andreas Neumann (JIRA)" To: dev@tephra.incubator.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (TEPHRA-248) Avoid repeated decoding of the same transaction in coprocessors MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/TEPHRA-248?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andreas Neumann updated TEPHRA-248: ----------------------------------- Fix Version/s: (was: 0.13.0-incubating) > Avoid repeated decoding of the same transaction in coprocessors > --------------------------------------------------------------- > > Key: TEPHRA-248 > URL: https://issues.apache.org/jira/browse/TEPHRA-248 > Project: Tephra > Issue Type: Improvement > Components: core, manager > Affects Versions: 0.12.0-incubating > Reporter: Andreas Neumann > Assignee: Andreas Neumann > > If a transaction performs multiple operations on the same region, the same transaction is transmitted repeatedly, and decoded each time. It would be good to cache the decoded transaction for a short time to avoid the cost of repeated decoding. This of course has memory impact, the cache must evict aggressively and be limited in size. -- This message was sent by Atlassian JIRA (v6.4.14#64029)