Return-Path: X-Original-To: apmail-hbase-user-archive@www.apache.org Delivered-To: apmail-hbase-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id C9CAB18118 for ; Mon, 29 Feb 2016 22:48:14 +0000 (UTC) Received: (qmail 74602 invoked by uid 500); 29 Feb 2016 22:48:12 -0000 Delivered-To: apmail-hbase-user-archive@hbase.apache.org Received: (qmail 74524 invoked by uid 500); 29 Feb 2016 22:48:12 -0000 Mailing-List: contact user-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hbase.apache.org Delivered-To: mailing list user@hbase.apache.org Received: (qmail 74512 invoked by uid 99); 29 Feb 2016 22:48:12 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd4-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 29 Feb 2016 22:48:12 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd4-us-west.apache.org (ASF Mail Server at spamd4-us-west.apache.org) with ESMTP id F3330C0287 for ; Mon, 29 Feb 2016 22:48:11 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd4-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 1.28 X-Spam-Level: * X-Spam-Status: No, score=1.28 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.001, HTML_MESSAGE=2, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_PASS=-0.001] autolearn=disabled Authentication-Results: spamd4-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mx2-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd4-us-west.apache.org [10.40.0.11]) (amavisd-new, port 10024) with ESMTP id zR4KKhqc1SpW for ; Mon, 29 Feb 2016 22:48:10 +0000 (UTC) Received: from mail-ob0-f170.google.com (mail-ob0-f170.google.com [209.85.214.170]) by mx2-lw-eu.apache.org (ASF Mail Server at mx2-lw-eu.apache.org) with ESMTPS id DA1B95FB72 for ; Mon, 29 Feb 2016 22:48:09 +0000 (UTC) Received: by mail-ob0-f170.google.com with SMTP id s6so99086025obg.3 for ; Mon, 29 Feb 2016 14:48:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to; bh=kmzPs4/4robIG0ly8mSv/hOAJImgurdJd2DXhW1j4oo=; b=kKiQHFh+VREURiA2R8wDiQVeVqucrYjSgPIZS2S+Yt0CJEa5MV3K2SHh1ewUGXiyxt SURBVFlMVYCgYdtgg/IYdXLO5ODmPwO6lwNdn2sFSkB5FosBeJQcKgTlhceZyiIveZgP v+G6pQPAM+YT115UicU+iUAPIzxP4wc6OtLbQ7H9PJ1l5nWY6xYuyGw6d0bBgZMVG6rC Sw80RWi+Ref8zhbabTyp5Q/TrNLd/wduaj+o6OU4ipjHq5unosy1QvS0FNG2nVbHmHCe YQ0/R+CI4INBkNFPPwKKQLqO2CFy+ltFErsmOzrvABRRfIcKHxId65M/ziGFjJ+BvbjB ksUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:date :message-id:subject:from:to; bh=kmzPs4/4robIG0ly8mSv/hOAJImgurdJd2DXhW1j4oo=; b=WR9HckyEVRdpeOCxdJS6eZreiS//zgTRxdU57WkW/FBXZY9QXUAxhUp7He+zwezHca gHvjPwHGDmIuCaZ0o5SzkCX9/Xv1KuXKpuKiOvQ2UjGemER2vyB1H1bUuWLQmYdCf8ao V6ljpUMctbM26HXdjDRtSFVAFqxN1XC2B9yfZGVea5m2rgGSj2QKXlojAqVvOlLJ9MZg zE4isW5F02X8HS2h2G3RZeqSU5Fd1LVFlnKIMvbO6ZUE7JzLcrMq0SMzGclErDb0S2uB XNbsSHsydi+fGHC4cunGWV+a/gO1Cf2NYyaiVMEXdJmOP5bGsKT/+QM6Cqv0pkVYtQck grTg== X-Gm-Message-State: AD7BkJIVGmnTtO3anwGd+W4nlND5lzRpFE5gCCTq8jFFYkLbNqr4BeB+fcXtln4Ec1mO/7UAoh2lhV76qIS5rg== MIME-Version: 1.0 X-Received: by 10.182.60.198 with SMTP id j6mr14335517obr.12.1456786088752; Mon, 29 Feb 2016 14:48:08 -0800 (PST) Sender: saint.ack@gmail.com Received: by 10.182.233.193 with HTTP; Mon, 29 Feb 2016 14:48:08 -0800 (PST) In-Reply-To: References: Date: Mon, 29 Feb 2016 14:48:08 -0800 X-Google-Sender-Auth: 5VMKZBTzpBKnLBcRtH46R3Ukk28 Message-ID: Subject: Re: HBase on Tachyon/alluxio From: Stack To: Hbase-User Content-Type: multipart/alternative; boundary=001a11c1bcbc559ab5052cf0716c --001a11c1bcbc559ab5052cf0716c Content-Type: text/plain; charset=UTF-8 On Mon, Feb 29, 2016 at 2:07 PM, Serega Sheypak wrote: > One potential usecase: > you load data to HBase using BulkLoader, skipping regular WAL write path. > then you serve loaded data for reading. > > Read-only? No write-through? > If Tachyon/alluxio fails who cares? Anyway data is on HDFS. So, let Tachyon take care of rehydration -- pulling from HDFS back up into Tachyon tier? > The only thing > to consider is to correctly switch from Tachyon/alluxio file url to regular > HDFS url. > > You mean, giving hbase a tachyon URL rather than HDFS? HBase can digest different URLs -- file, s3, etc. Just needs to be a provider. Have you tried it? Would be interesting to hear how it works out. St.Ack > > > 2016-02-29 19:19 GMT+01:00 Stack : > > > On Mon, Feb 29, 2016 at 5:32 AM, Serega Sheypak < > serega.sheypak@gmail.com> > > wrote: > > > > > Hi, did anyone consider running HBase on top of > http://www.alluxio.org/ > > ? > > > Does it make sense? > > > > > > > > > It'd probably run great until you crash... > > St.Ack > > > --001a11c1bcbc559ab5052cf0716c--