From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS3215 2.6.0.0/16 X-Spam-Status: No, score=-3.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from mail-il1-x136.google.com (mail-il1-x136.google.com [IPv6:2607:f8b0:4864:20::136]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id 0D2C51F751; Thu, 16 Apr 2020 07:24:45 +0000 (UTC) Received: by mail-il1-x136.google.com with SMTP id b18so5987949ilf.2; Thu, 16 Apr 2020 00:24:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=1mImCjh9KMHPEbfhst6Isp8EKwYNhrVeN0IzE8pDSqE=; b=rFERCbzzQKRjd5B42i6h2r3Eq9br6Jo507IST3H3EK4byLPoAdrJSxcCraPk6Alr9t Yty1VEvCOh5m6inxMYewmX7sqbmkAFEFpaxPBAa1hxMhG0vWgKmaGZiq5wLD2ARDenJI dA9qI9zN9xfYnh+iLcKcop68F9n+y22SqfLB5K/L6bqhKM9Bvu3jELv1PBejz5rQCJAB 8stD8FFGBn5Q2ciD9bEuz2EtEi0yzS+5w2+XGTHigS3+Eq4d2S7zS99YcuMsT6vjPObO e5pUrRusUzKaBa0bivS0UtEqWyR28kZdMbAVCrOQWNMCPdoxwbh8hUHBuCMJsG0o+Pjo e/KA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=1mImCjh9KMHPEbfhst6Isp8EKwYNhrVeN0IzE8pDSqE=; b=cN+gonJ4E5VBLmPB5JFqwW9gnAkSlqO3DB4zfGuHav6664poBxGFRHMSlhDc+q4oeo kAEzECJAWP0X4k1ZBUkLoy/DQRGvojt2/AK06kHCGCKtrZDfG2Q2Bd5ok4N0AVQLPKU3 MZYMGJdWKOG6ef7FP1ADToAOu5UXHtfDHcZETHnLJ+3o/WNNtoRyAD8vFQhFBIfY5mgv P8XdYmu6IklyKVai5DQavVeC6uqCzVgbUTW0PqihbDbzBb6jTQrVSxkbiREsgp332wL6 2qHOxdCTuqm1mD9kIKTSRw9+K+Q7kIV4Kywf51Lki9kFDIKs/DQa+1Ezaz5UG7BHmnTL 5Xmg== X-Gm-Message-State: AGi0PuZHLUUw4fUmMOwpAAyxKfTwDmtHE8QYoPZVndvR2DnIF5gwdGbg 51MFOYy8UtvoBrqV3urZ96LbOGCwRkhyHQA0Vcpvgkah X-Google-Smtp-Source: APiQypLbOcMgCXYoZDEHUvJmrORBnsW717WJ393JWVRHvTxErk2tI2RiZzVI4ypBZ9Y10elRe7hlBsWyCzGavgC5Ysk= X-Received: by 2002:a92:da01:: with SMTP id z1mr9417455ilm.152.1587021883457; Thu, 16 Apr 2020 00:24:43 -0700 (PDT) MIME-Version: 1.0 References: <20200415052623.GA24409@dcvr> <20200416065917.GA7256@dcvr> In-Reply-To: <20200416065917.GA7256@dcvr> From: Stan Hu Date: Thu, 16 Apr 2020 00:24:32 -0700 Message-ID: Subject: Re: Sustained queuing on one listener can block requests from other listeners To: Eric Wong Cc: unicorn-public@yhbt.net Content-Type: text/plain; charset="UTF-8" List-Id: On Wed, Apr 15, 2020 at 11:59 PM Eric Wong wrote: > Your patch looks close. However the `readers' array gets > dropped on SIGQUIT with `nuke_listeners!', so `readers.size' > is unstable. That seems to work, thanks!