From user-return-64664-archive-asf-public=cust-asf.ponee.io@cassandra.apache.org Tue Oct 29 02:04:07 2019 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 [207.244.88.153]) by mx-eu-01.ponee.io (Postfix) with SMTP id 9D978180638 for ; Tue, 29 Oct 2019 03:04:07 +0100 (CET) Received: (qmail 99277 invoked by uid 500); 29 Oct 2019 02:04:03 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 99261 invoked by uid 99); 29 Oct 2019 02:04:03 -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; Tue, 29 Oct 2019 02:04:03 +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 612D4C1CFA for ; Tue, 29 Oct 2019 02:04:02 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd4-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 0.25 X-Spam-Level: X-Spam-Status: No, score=0.25 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, HTML_MESSAGE=0.2, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, 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 mx1-he-de.apache.org ([10.40.0.8]) by localhost (spamd4-us-west.apache.org [10.40.0.11]) (amavisd-new, port 10024) with ESMTP id AHEO7XsyEoxw for ; Tue, 29 Oct 2019 02:04:00 +0000 (UTC) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=2607:f8b0:4864:20::d2b; helo=mail-io1-xd2b.google.com; envelope-from=manishkhandelwal03@gmail.com; receiver= Received: from mail-io1-xd2b.google.com (mail-io1-xd2b.google.com [IPv6:2607:f8b0:4864:20::d2b]) by mx1-he-de.apache.org (ASF Mail Server at mx1-he-de.apache.org) with ESMTPS id C649F7DE13 for ; Tue, 29 Oct 2019 02:03:59 +0000 (UTC) Received: by mail-io1-xd2b.google.com with SMTP id c6so12969039ioo.13 for ; Mon, 28 Oct 2019 19:03:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=Vfe+D6niqTqb/1H3NCgyULVgPi1avMcqHyvezeCHsM0=; b=VGVtr/eLq5fFyhdwV+cFkg2x3rZEnWnGO3S/7wg/psAkLhDK2curhlMf9ifzn81SQ0 ZoOLzGe572Rx3Px7WdK2kEEb1d5VujHWcOePbroMS3H4l7Uy6nfV2jCJWF/tT0xgcPY5 L+NVpDnjLCmKhdVcr5KetBuyvQPm5p3c+EgdPibIoJzAPNWku0zvFSmJ+6saNiaWZFhi My4jhd8T96s6jzBdGRp8dnT/M2H8jg2uuIaxmUc+UPqbaGBw/fpCznY+Zqt0VInK9ZCW oBheBQomADYADJZfzYyy6wz9uhKWqejgX8soeOTJ+SEyx7xUmpRzKGGQdTaZgtYAr1Wd X0GQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=Vfe+D6niqTqb/1H3NCgyULVgPi1avMcqHyvezeCHsM0=; b=nLtRoGq5A81ei0s1Lx2QVYvXj2+Ctrs7TyDv+QFHq9gY97HpjUsG1KvYq/5QLeZUIz Q0ZZxWHaAnrNCc6r/cxbetoyPb07OBIpUoL69r7YoP3gsJEWcTXpKXoTlpDQkWW0WrDt HOVzLN8E7YsazFEFD4rSnqnNv2WFlQ2LwFM3Ywhbp/fHRFvr9ASVWv2fIUBxCxCuALfb oIoj+NR3r1KzrB4uXE4HyDnw3Yq4xBJdAUeyW+U35QawHXefkSyqO19FQuMr8wqrUKKZ bRe4PuPduGUPwTJhE3HGnbFdKAsKO4Ea0w4Gi7HwbFs0B5VV6HUpelNRuMd57dCtFU39 i7BQ== X-Gm-Message-State: APjAAAX6/VBycUiuDpg8lvdkXXIRHZy2p++6JXKIWWD5XjkVz1ADE/E/ ipoJkoE/JuX2JfZXkYPZRI45Oucz7tVERA3XmIKC52RD X-Google-Smtp-Source: APXvYqxZEfxYFwqDQ97nhBYbHDw4eMqepamRRkhg6yTpOrvAghd9ZhEk5y8FB1qucfK8BrUdO9Zm27fJ+LBCYVEQDlY= X-Received: by 2002:a05:6602:24d9:: with SMTP id h25mr1056558ioe.185.1572314631424; Mon, 28 Oct 2019 19:03:51 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a4f:a45d:0:0:0:0:0 with HTTP; Mon, 28 Oct 2019 19:03:49 -0700 (PDT) Received: by 2002:a4f:a45d:0:0:0:0:0 with HTTP; Mon, 28 Oct 2019 19:03:49 -0700 (PDT) From: manish khandelwal Date: Tue, 29 Oct 2019 07:33:49 +0530 Message-ID: Subject: Question regarding bloom filters To: user@cassandra.apache.org Content-Type: multipart/alternative; boundary="00000000000014d007059603074c" --00000000000014d007059603074c Content-Type: text/plain; charset="UTF-8" Hi All I was reading about the read path. It says bloom filters are read from memory. But bloom filters can become very large so they may occupy lot of memory. So are all bloom filters loaded in memory on startup or are loaded with read requests. Regards Manish --00000000000014d007059603074c Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi All

I was= reading about the read path. It says bloom filters are read from memory. B= ut bloom filters can become very large so they may occupy lot of memory. So= are all bloom filters loaded in memory on startup or are loaded with read = requests.

Regards
<= div dir=3D"auto">Manish
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