From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28062 invoked by alias); 22 May 2017 15:00:54 -0000 Mailing-List: contact zsh-workers-help@zsh.org; run by ezmlm Precedence: bulk X-No-Archive: yes List-Id: Zsh Workers List List-Post: List-Help: X-Seq: 41141 Received: (qmail 15171 invoked from network); 22 May 2017 15:00:54 -0000 X-Qmail-Scanner-Diagnostics: from mail-vk0-f42.google.com by f.primenet.com.au (envelope-from , uid 7791) with qmail-scanner-2.11 (clamdscan: 0.99.2/21882. spamassassin: 3.4.1. Clear:RC:0(209.85.213.42):SA:0(0.5/5.0):. Processed in 2.387816 secs); 22 May 2017 15:00:54 -0000 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on f.primenet.com.au X-Spam-Level: X-Spam-Status: No, score=0.5 required=5.0 tests=RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,RCVD_IN_SORBS_SPAM,SPF_PASS, T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.1 X-Envelope-From: schaefer@brasslantern.com X-Qmail-Scanner-Mime-Attachments: | X-Qmail-Scanner-Zip-Files: | Received-SPF: pass (ns1.primenet.com.au: SPF record at _netblocks.google.com designates 209.85.213.42 as permitted sender) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brasslantern-com.20150623.gappssmtp.com; s=20150623; h=from:message-id:date:in-reply-to:comments:references:to:subject :mime-version; bh=1bXDbgtpMHE5yTgXJ0VTL4o8uMZdE09h1STx7MmJoNg=; b=1HGrtDSTLvVaq0ajLrL8btTs7zuoOm4tGuwSsEq1GO2KIgTKyXY+sKPeL5YuC4KQng QU1N+u4ehTG2U2YZDaCbTx2V4/nEnsDj0Y7nQtGw4zpoXyt8Uu5DSaR3aIY4oVA6m+BX sEWQHjnBjsjznVa0YyHXi/8ZZZihCOzEPVLB1NpZBL9kNvjBga6NrZWTQpdvaokqJnkp oVAOna2vDr/dqqQ90pmoLLDmt2/QtTwiXmi/5UsQ5bCkcJa8R+1KLrwsMa+qcuGpbkKI mFaX/jGg3KQ27q0+HFDkUt3/psS7Q6Nepd/JjcTF1kN+Tlzm08zaxaw6Ci5STVj3/lPL JkKg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:message-id:date:in-reply-to:comments :references:to:subject:mime-version; bh=1bXDbgtpMHE5yTgXJ0VTL4o8uMZdE09h1STx7MmJoNg=; b=pilBB4ob1QtS68C8nJwAUj1D9HdicMFo0Z0EEpRx2RRIWYXdZzDNYhbfkzhcNgiH9D Cm/wRe3HV+uyZU+j1QdIlsctYdPnzUQlEH19JiR3IfQj0u+C7PsVBopOhKiU4Ra3nI8R fxEFOgVk3slvAGX5tnH1tX4iF3hlCjB2BMBo848J/K2nMdaPRFyN6gFdYtOAQb22szcU a5DmOn1Hy6apQRdGSm5rX4s7xEacaLOsIgeTgD9p6DGEK8nu88dcMBGAzYPzvA+SVpJP 8uMiZKkiJUbstHcpnFYQDROVJRpo7PNyTxHDnL61FmLD2PnHxyLim1rHigeu1QSHns5R knFA== X-Gm-Message-State: AODbwcCnRs9uBG4BqD6jvUoCJsn+uHv8zPcx00MslDTC+APt2GwaTWj8 msbnIjHPO13ilU+vAd0= X-Received: by 10.31.3.150 with SMTP id f22mr7992996vki.133.1495465241941; Mon, 22 May 2017 08:00:41 -0700 (PDT) From: Bart Schaefer Message-Id: <170522080040.ZM7679@torch.brasslantern.com> Date: Mon, 22 May 2017 08:00:40 -0700 In-Reply-To: <1495443021.3874316.984296144.5B695DB8@webmail.messagingengine.com> Comments: In reply to Daniel Shahaf "Re: High memory usage on // substitution in one situation, normal usage in other" (May 22, 8:50am) References: <170521130349.ZM4506@torch.brasslantern.com> <201705212227360937.046E4951@gateway.core.mpy.ch> <170521164322.ZM5074@torch.brasslantern.com> <1495443021.3874316.984296144.5B695DB8@webmail.messagingengine.com> X-Mailer: OpenZMail Classic (0.9.2 24April2005) To: zsh-workers@zsh.org Subject: Re: High memory usage on // substitution in one situation, normal usage in other MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii On May 22, 8:50am, Daniel Shahaf wrote: } } > 1.8MB/2*(the number of zeroes in all integers from 1 to 200000), } } 88894 } } (So we can compute the exact predicted memory use and compare it to the } observed use.) I'd be surprised to find that anyone has a machine with 80GB of virtual memory that it's worth dedicating to testing this. (Also that's a really rough estimate, could be low by as much as a factor of six.)