From dev-return-94149-archive-asf-public=cust-asf.ponee.io@kafka.apache.org Tue May 15 06:00:51 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 C39F7180627 for ; Tue, 15 May 2018 06:00:50 +0200 (CEST) Received: (qmail 76098 invoked by uid 500); 15 May 2018 04:00:49 -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 76076 invoked by uid 99); 15 May 2018 04:00:47 -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; Tue, 15 May 2018 04:00:47 +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 4FA72CE302 for ; Tue, 15 May 2018 04:00:47 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -0.011 X-Spam-Level: X-Spam-Status: No, score=-0.011 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, T_DKIMWL_WL_MED=-0.01] autolearn=disabled Authentication-Results: spamd1-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=confluent-io.20150623.gappssmtp.com Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id LHR13OC6K76V for ; Tue, 15 May 2018 04:00:45 +0000 (UTC) Received: from mail-pl0-f52.google.com (mail-pl0-f52.google.com [209.85.160.52]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTPS id A53895F5DF for ; Tue, 15 May 2018 04:00:44 +0000 (UTC) Received: by mail-pl0-f52.google.com with SMTP id n10-v6so8591978plp.0 for ; Mon, 14 May 2018 21:00:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=confluent-io.20150623.gappssmtp.com; s=20150623; h=subject:to:references:from:openpgp:autocrypt:organization :message-id:date:user-agent:mime-version:in-reply-to; bh=EbDVaNDndX5AlHUuQrWBQznyo65fYN3IgU6cYKEmeVk=; b=0tNQet59qDH0XOKfdfhS6yEIeFr7nu1ii+5PgeM5gXu9sh4p1ngdvlXSW4xDrVfVYe paQnGeCDPwoz+Gpb/kDvCdEddleuzJ0X3zZYszsCsQhU3pbC8ADkJ2082+49e0I34LZs 3TwM7F49YeXD7qHQCLEcl52w1FylsF6s67mw1EVZd0fOTd5WLBAkRssttq/47/B3KjSd Qw4KUgL2v+XO1BRcQS3rfgj5qHMpAA+ZZk2Tj8p6cIhdcuOoINnqOCB53qTn9fV2LVrd 2gCxzyIT+79b/uZqSTvqGs076j18MYKWeEcKI6ukPUQA/DN3NxmrnBGPPv2YqptMV37x W7rA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:openpgp:autocrypt :organization:message-id:date:user-agent:mime-version:in-reply-to; bh=EbDVaNDndX5AlHUuQrWBQznyo65fYN3IgU6cYKEmeVk=; b=T+iNwUlQcF/5MuR2OsggTkaL6g5PSQ5eW4lS+Mue44mOtcfVADK1eeKPp1MBQPuIud SE5bU4PTLAgU3qk7tTODmGrwty1ncaervvmvAyC/cVMSLf84fnjxXOUFQh04wiZsRG0h 0OdpgPlcvmUBhKGsKV6gzFd/uM3bpXg1S9DO352J7x5HpWtK1Y3v5CLhH05SwcxgvFyz l+p8SkAvE8CVgwwvpgo8xlD+npl5eMqmaaITHDpKmgjQQ88AsWlc8XmefCvUs3P8MbFB 6SPs4HRu8l7bnWcNMK8FIEBZjN9hV4InBbj2XZxXRQMOPFZCv+iTUB+gShF8dQGJcMUZ 615A== X-Gm-Message-State: ALKqPwfJnUqxPAe9HMKPFkMAog+SV+UOZqAfMCr051SkXp8EO/RmkkFQ EY2Jy5E0cJ6rwuIqVm2r/rfuhjO3eU4= X-Google-Smtp-Source: AB8JxZr5t0l/NwB1DsK3/yZMh8U+ZyEbcRakdEaMfO2PvTDTanTJST6VfarUnIpH6ktEAqRD0SmcPQ== X-Received: by 2002:a17:902:b60a:: with SMTP id b10-v6mr12430769pls.221.1526356843382; Mon, 14 May 2018 21:00:43 -0700 (PDT) Received: from Matthias-Sax-Macbook-Pro.local ([2601:647:4a03:2600:e457:6e02:66e4:b69e]) by smtp.gmail.com with ESMTPSA id r8-v6sm22339873pfk.179.2018.05.14.21.00.42 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 14 May 2018 21:00:42 -0700 (PDT) Subject: Re: Can anyone take a look at this KIP and Jira? To: dev@kafka.apache.org References: From: "Matthias J. Sax" Openpgp: preference=signencrypt Autocrypt: addr=matthias@confluent.io; prefer-encrypt=mutual; keydata= xsFNBFcGWisBEAD4+gj1tJcLJRckkbZjdJpd1347/Zwndn8R6r2X+YYS5EgwzP5OQHl3Q6jl hAISoqBEfDeTJffsxd1wWL+6wKU4Y7zCkH/3aL/7znOlfaewpgJP3x/naawgvnJ0jlPlJtev MlAbG+9P6aEVxYfML59KBtRKzd6OZbSh0VzCJVCvkslv+LZqR94lhA0rArupqe7EO9DuP4/V bvnDxx1dZFtEK4n4wJYsRkF+TuxGClLcfosfM0oHTZeolus+rJTi7wxrbcTOlTmOMW0Wf9rK AobXsSz838RJenQqe3X0s5EBKCoIdI2SCQiTfcJ2JTVt6Ip1IDuEVqMQmtz7i2l3Rlml0GDa gODehmeMczVIBeO0+cppzOEynjQlWLCbJ8XEjISMI87Ied6DGbEYKLnG4ucRjM//8syKI4T+ Z90Y060jhWxrvr2pGqPPaU3qvIXW1D1mchXE1ba4HOdKb6fA7j5NU47WA2YmWRDhfM4exE0Q mD3Jfjfjyuch2rGhT3twSWHk7v5zlINwOfTIfeXvShqxNzJRFf6MudFnFbgmMTo51LmPcXHz 3tUaRNoky/HRpSxU7h145SgltrKSmYgWUnG4Y3qySyiPVKfBUBi/e5dYTk4Y0NDWGhZxOXCs ZV0NQsuoqFD82LrglwECrcdHd2QaKnIX2eKB7j63dMsexFDjewARAQABzSdNYXR0aGlhcyBK LiBTYXggPG1hdHRoaWFzQGNvbmZsdWVudC5pbz7CwXgEEwECACIFAlcGWisCGwMGCwkIBwMC BhUIAgkKCwQWAgMBAh4BAheAAAoJEDwRZiHEirRPWcoP/if/UkALwOvkct/IufpQhJ9qmg/a +QrSkDbPFrkWA7r9aMnaX8C5xuFgFuekT2aMzYYEr3eQwNHeeeEEFUhJQnMsKrjMw55w8+J5 Zhzdg8OKepFT0BOovXzITZcyqBW5JdMjfwEkdztBmPHbvWCCjglSllCvNDorxF1FCYuiL+F3 aBx0SaKaXuNhA4GO2IBY68SQ04ueeSbKbnukyWdAYXObBPBvbcoJXeesX6QvANxSjCqPHRsc czAr1mADzPN58nRXrOYgeonhPROYRlhLyEJM9CnGby/GRb9WfrKFwQVVjpNT0dD9vOvobmEp o4//m6qeXh6xC/egW9vBl63fJNOb/A6T1JdFdU8VWpUofAZtPHE61Y11AmkL7EoY5eUhlL0i jCQ4+K4wERP5NGOBEHe6wfxWoQMnPwnj59N8GylCOMhaVaIYqqRuAssMWyliX8nAj0dO3Hbw EZmBMt/xAAZpXCJU3iDS1G0+fs5LIIBWJodBvjec3DpIlib3PGG6IKPfkwpTfyoStRaPAc+X 085/KhgI8hM1nCxzI/0iQSsuyrJikYcCiB+EukaxTy1TS7O3Ul7Sg6f5f2YXB3jh9rPgZf/C y8iIJDyY+zfJLaYPO3uMEtqW69SWVeLM2viy5pj3MtEzDgC16OLINRdIsibPXRchdv7KN2FZ w4uvgTnZzsFNBFrC7GQBEADRIp0Uj4DUrFn049ki3qTuxanbr+76JUeNZ/WT0EUnBq4+v/fB KCHNQxLJJN3HdQLupcauDYIRAnJg5gB9wOcKgjMXmwZ3F8pX/j8Hmf7CEZPbElh64ZpxkNFc 83k6ZiJ2hsQk6F7K3LvqsvgkKAcfHY/Fd/Xwo4YodrcX0OWr+Szp++FPDIHWpiGNo16uobt8 2xUWN5KW0YPiG2gmvHeGGGVeXScn5I76MpJlt1lRCt/uWrYHYc8rupywIn/wCBwKKoNdXaYL TdVlwUB6wxGjNQphBXej173Pckwx+xwb+1KngWS/I/YXGan7+aBJTfkM2kxACqexsxS8NgUx K1VuELlsZRa2AxpzeSmR6Ev6YAAIwjdgiiuTKc3D9LzSb1zQZJ/xrpRy2OdJEXELCFjil0eM ANQH4jovicaWrSd0EH4Ipk6TXjHpkNnGQ2Oy7kzMcwEvaQxQ4SszOSdqDjwR3vQ5dV7d5RCP 1+9qYzFb/sKpoQi9FK/fVUIcPnIdv12B4uU97Vs+ONrOFl8ER+d36fcpogpyNRWSZIttQ96P +kKOAA2L+BP3UdLpchQu8/t+0BZyVmgySWSo8oJA2qFB6rMa8ZsFQoK8m/z7ukBzx7E9geKK 2ZOpqRawJ8nCiDb1nBmJYwgl6ltWV3utg9nLr5oY+35mhnzUszBSoiZlCQARAQABwsF8BBgB CAAmFiEEV9+AVI/wFUXaxShcPBFmIcSKtE8FAlrC7GQCGwwFCQHhM4AACgkQPBFmIcSKtE9O hA/+N5Da5bZVMyEWXuSoASgEAC8uWzT8cVy78XDoGzlPXfEmtz0YC+sWR4psWWIbDpJOcpKe D2AcNuYl24ida2HE+h09LZq8l9EzWpvI30fR9c5LSrKCQJFHyfla3JRCZPr8yT4oQeMYls/2 hP8tk+R2IeZ2aRxLLXCdyBYbmlhK+3y38XZuvzyxbwIQ0plWB26FgnmQZ1PVcU2lfgs3IYBg Vog8gIfvdqxPdxBnV05yE5WhqcdplTmNXyaV4eU1kNfpIMvuhPo1hVKEAznk6csKQcjYBte5 kBLtJKgYR3/lMU2OhF7nBya2HqSWnwCYk7L7f26t0WIVa8JztLkGcEktHFZHs9i0tqGeUSe5 ydiB2tF07K4g1XftQB4VbDSoogp8InTlf2Bfmad0MRcOnWR8BSKyYxgpMljD5wbFnN975s+F d+avW1umqE0raN/chgWQbZf5365hjcWgDzP+o3Vg1aD37CkrWJ+pMFS/FB9VTBYLAdXQvu7O oT7wtga9MXxH3S/c/C5LtFgVYSwuZhGhmB2cKbTMhwToG6rxREjvcYIOA1afynTpMjlTfIIk QPzqnpk6ZIIpcxq+T+PGoiAwV3XmlpPlJeumA1tBSj4OBqVvHYDObcnQaibBK6fxihTgLQHW 8SyMqdjjZyUaNzN3jxG7826WEzmGIs1Js4gPbSM= Organization: Confluent Inc Message-ID: <17899133-2725-e104-dbe9-b2eeeb32e356@confluent.io> Date: Mon, 14 May 2018 21:00:41 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="VguJLrF53DlPYXdOw12eJc1ZZU1gaObxE" --VguJLrF53DlPYXdOw12eJc1ZZU1gaObxE Content-Type: multipart/mixed; boundary="Asfco53QXqcYpGiqQMBz3kq5uMKToTk6w"; protected-headers="v1" From: "Matthias J. Sax" To: dev@kafka.apache.org Message-ID: <17899133-2725-e104-dbe9-b2eeeb32e356@confluent.io> Subject: Re: Can anyone take a look at this KIP and Jira? References: In-Reply-To: --Asfco53QXqcYpGiqQMBz3kq5uMKToTk6w Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable I agree with Ted. This change does not require a KIP. If ok with you, I can delete the KIP page in the Wiki for you. -Matthias On 5/10/18 11:59 AM, Ted Yu wrote: > Since the change is internal to *SensorAccess class, looks like KIP is = not > required.* >=20 > On Thu, May 10, 2018 at 11:54 AM, qingjun wu wrot= e: >=20 >> Dear Kafka Developers, >> >> I opened a KIP and also a Jira ticket related to this. Can you please = take >> a look? It should be simple change to Kafka, but it should improve the= >> performance a lot. >> >> >> https://cwiki.apache.org/confluence/display/KAFKA/KIP-NEXT%3A+Get+rid+= of+ >> unnecessary+read+lock >> >> >> https://issues.apache.org/jira/browse/KAFKA-6722 >> >> >> -- >> Best Regards >> =E5=90=B4=E6=B8=85=E4=BF=8A|Wade Wu >> >=20 --Asfco53QXqcYpGiqQMBz3kq5uMKToTk6w-- --VguJLrF53DlPYXdOw12eJc1ZZU1gaObxE Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQIzBAEBCgAdFiEESn/iOv2tmCkcP0KLVp2sL37kObwFAlr6W2kACgkQVp2sL37k ObzcTQ//ZEGVgQv5uMY6o+iIjhC9jkP0vYT3EP+jnw1ad2psC0+ybcNQLce6VUCb WJQMhFjC57nN7OISOWfDKMy5fDvbkGdvH3n3C0u1thqwxdviXt9ipPXagUxv895W 44c8etxDAR/QibAOJEZixYJ5lcmWHG090AvmGKD/9OCmGMwxRBUZ30e5PBD5csba MRjFz6wMtiKm0Fw8wb5cNkRPOCSZSNb7+1Fb9biapDsHnruiamV4FfdzoHfByM8k W54MSK7vIIW/m7QeQ51fT1mbP9JHXY/2hJ1KbzTghK/ZgerTWDfRXu6t1UWmOIW8 NARX8NtrusjrO8gv8ce7YyfzmzoxkZtD5FaPWP5fuGDyemHsYqhMilYRdIhb8aRQ +XHpIbMN1vQCzULfXD193fIp6I/PSOkimzQdsVQVchiJ13DCQQ0vdNmzGsGWF9E1 HrvPg7ivjn4ERNIfOFN4ONXTA/uKPu2daFPF1kyohfhVljzMmKsEdwWM/VXWR9FZ zCftQh2Fdz4+HzHWY2Bb/JznGczvRXhjEdNYuMDkFrTBlOG6/rECxnsybj2u49Wf HDu+RQETa0CEiXWACFpYQZFNMyEaWu0F2YNhwBBDvLfnUGxn6ikCNlgevCw96R0B XTEyt6OcGuiRo016Y+/+dgEwLVYRKc0jRCRSHBJS8lsMErdQ6fM= =qXbl -----END PGP SIGNATURE----- --VguJLrF53DlPYXdOw12eJc1ZZU1gaObxE--