From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <zsh-workers-return-36970-mason-zsh=primenet.com.au@zsh.org>
Received: (qmail 948 invoked by alias); 26 Oct 2015 07:41:49 -0000
Mailing-List: contact zsh-workers-help@zsh.org; run by ezmlm
Precedence: bulk
X-No-Archive: yes
List-Id: Zsh Workers List <zsh-workers.zsh.org>
List-Post: <mailto:zsh-workers@zsh.org>
List-Help: <mailto:zsh-workers-help@zsh.org>
X-Seq: 36970
Received: (qmail 26467 invoked from network); 26 Oct 2015 07:41:48 -0000
X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on f.primenet.com.au
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM,
	T_DKIM_INVALID autolearn=ham autolearn_force=no version=3.4.0
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=gmail.com; s=20120113;
        h=mime-version:in-reply-to:references:from:date:message-id:subject:to
         :content-type;
        bh=rOIViGCWqOzToBCZFTEGSTsFq16Zjl8H0INjTdaIQAI=;
        b=KRvu/O14SDzvEZu7wIq45dtq6APuYsl2xVS2bZ1qBZmWGiOPe0sw/q2BJWGiJNUuOx
         swLtg9/QYIxnLL2rXdjTzRiOxwsta5NFO2hcjo5X9BmFur5fRiAxhBhPlzBs7gHz1WnJ
         tvhus3T7zJIY5/6PphmUpKdqkrJSB62ZQOW/c3MrybWewYMvUGDFhLr5tTdJxwFRX0t4
         Iph0cRtdrtfqppNxwlwiqApAzWxWKYY6LtJc1puDCp7kQNedGNuQ5jtmL5702rGW8je3
         Uc71yfCkQfITPVJPFkgbktPUs4B0gzqzKmbd2FZLnbQ+/dYeq39X/VeWYaJmMbmAZ1XA
         BI2w==
X-Received: by 10.112.63.67 with SMTP id e3mr16280433lbs.92.1445845303780;
 Mon, 26 Oct 2015 00:41:43 -0700 (PDT)
MIME-Version: 1.0
In-Reply-To: <151025174938.ZM30110@torch.brasslantern.com>
References: <CAKc7PVDS5nWLQVMdrxMJqfpZofgTd7ZQMjAf=+DQmtC_h=7eqQ@mail.gmail.com>
 <151025102304.ZM29756@torch.brasslantern.com> <CAKc7PVBUzPVfa_KPYEK7z0CbM=U2CWr8fx4SuHOC=AiTxQpJbg@mail.gmail.com>
 <151025174938.ZM30110@torch.brasslantern.com>
From: Sebastian Gniazdowski <sgniazdowski@gmail.com>
Date: Mon, 26 Oct 2015 08:41:24 +0100
Message-ID: <CAKc7PVB4edDcGKuZSYfjK0v1EKZyoaFq3tuiWKG-OqSs6rT6Sg@mail.gmail.com>
Subject: Re: Slowdown around 5.0.5-dev-0
To: zsh-workers@zsh.org
Content-Type: text/plain; charset=UTF-8

On 26 October 2015 at 01:49, Bart Schaefer <schaefer@brasslantern.com> wrote:
> Hm.  If it shows up between 5.0.7 and 5.0.8 and can't be explained by
> different compilers or different compiler flags, then other culprits
> might be:
>
>  *  36ec763d - 33976: fix overlapping strcpy()
>  *  one of the several commits that added queue_signals()
>
> That mmap change was the only thing in mem.c from 5.0.7 -> 5.0.8.

I ran git bisect and it pointed to the mmap commit you mentioned
earlier, i.e. to 1f62d8d0be7290883991fb4de640fbecb7714917. Array test
wasn't changing during the search, i.e. was continuously slower.

Best regards,
Sebastian Gniazdowski