From commits-return-75103-archive-asf-public=cust-asf.ponee.io@beam.apache.org Wed May 30 08:07:04 2018 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx-eu-01.ponee.io (Postfix) with SMTP id 51A0E18063B for ; Wed, 30 May 2018 08:07:04 +0200 (CEST) Received: (qmail 54520 invoked by uid 500); 30 May 2018 06:07:03 -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 54511 invoked by uid 99); 30 May 2018 06:07:03 -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; Wed, 30 May 2018 06:07:03 +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 0DA9C1A4AA9 for ; Wed, 30 May 2018 06:07:03 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd2-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -108.988 X-Spam-Level: X-Spam-Status: No, score=-108.988 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, URI_HEX=1.313, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd2-us-west.apache.org [10.40.0.9]) (amavisd-new, port 10024) with ESMTP id 3mbeC6OtmL72 for ; Wed, 30 May 2018 06:07:01 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id 0F9E65F49F for ; Wed, 30 May 2018 06:07:01 +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 707AEE00FF for ; Wed, 30 May 2018 06:07:00 +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 2A25C2108B for ; Wed, 30 May 2018 06:07:00 +0000 (UTC) Date: Wed, 30 May 2018 06:07:00 +0000 (UTC) From: =?utf-8?Q?Isma=C3=ABl_Mej=C3=ADa_=28JIRA=29?= To: commits@beam.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Assigned] (BEAM-2810) Consider a faster Avro library in Python 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/BEAM-2810?page=3Dcom.atlassian= .jira.plugin.system.issuetabpanels:all-tabpanel ] Isma=C3=ABl Mej=C3=ADa reassigned BEAM-2810: ---------------------------------- Assignee: Ryan Williams > Consider a faster Avro library in Python > ---------------------------------------- > > Key: BEAM-2810 > URL: https://issues.apache.org/jira/browse/BEAM-2810 > Project: Beam > Issue Type: Bug > Components: sdk-py-core > Reporter: Eugene Kirpichov > Assignee: Ryan Williams > Priority: Major > Time Spent: 1h 20m > Remaining Estimate: 0h > > https://stackoverflow.com/questions/45870789/bottleneck-on-data-source > Seems like this job is reading Avro files (exported by BigQuery) at about= 2 MB/s. > We use the standard Python "avro" library which is apparently known to be= very slow (10x+ slower than Java) http://apache-avro.679487.n3.nabble.com/= Avro-decode-very-slow-in-Python-td4034422.html, and there are alternatives = e.g. https://pypi.python.org/pypi/fastavro/ -- This message was sent by Atlassian JIRA (v7.6.3#76005)