Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:115941 Return-Path: Delivered-To: mailing list internals@lists.php.net Received: (qmail 58145 invoked from network); 3 Sep 2021 19:45:25 -0000 Received: from unknown (HELO php-smtp4.php.net) (45.112.84.5) by pb1.pair.com with SMTP; 3 Sep 2021 19:45:25 -0000 Received: from php-smtp4.php.net (localhost [127.0.0.1]) by php-smtp4.php.net (Postfix) with ESMTP id 6B4111804DB for ; Fri, 3 Sep 2021 13:21:58 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on php-smtp4.php.net X-Spam-Level: X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.2 X-Spam-ASN: AS15169 209.85.128.0/17 X-Spam-Virus: No X-Envelope-From: Received: from mail-pl1-f174.google.com (mail-pl1-f174.google.com [209.85.214.174]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by php-smtp4.php.net (Postfix) with ESMTPS for ; Fri, 3 Sep 2021 13:21:57 -0700 (PDT) Received: by mail-pl1-f174.google.com with SMTP id m17so212438plc.6 for ; Fri, 03 Sep 2021 13:21:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lyda.ie; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ZixmZBmbtjf5SKavLyY+PvBdddX3YC6alOMPM5EbxZI=; b=gs3Xy8vVSXcgisljF6SVSwbPtMhDQEhmga5w2yIW0RpB3LJ+Wz1rihBGtbGwN/PJZx tEhwNhnnFVaZAHKj46hcz6UNBVi5ww2vkEB/6Icyst3U4OraRlyEKru+AKip3Iopw/2E MHvYRWGDl0P8kU2uP1e0FN7RAhl/QABis9kBG6fndDFvw0ynOR8UWjD0ZvnBGLlejjbb oVCRnLzF+vWDekRaFg9TrIzIavtWcTTU7p2TCMtpQUaA1YMrQ8y3xP//Fza4MfBTCc30 cENZANfaOXVxCxpdEi63U5ryaJi02ojG0BJ+laiDIJgkUl99Vt0RxWots46C5tqEUjrj ypkg== 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=ZixmZBmbtjf5SKavLyY+PvBdddX3YC6alOMPM5EbxZI=; b=E+cjh6jcEYykqiekP0Z1eErdTVapSJr8x8AxzCEiRSyrMqi/XMuOUFktMmTj7FFCJ5 kHUK3DPoPcp+P75dgqmoUo05nypr9jrTyzWMCsz9syok/t2thq7U56aL6GthXWv5Vjxd JSgfFZkjhVt+VXL0lwyzjLZLsi/Jys8KQEhRYOkdr4wKRkgPp0rwM6M3cgk9pX1vKzf0 D8UIlQKTZTOFaA3aylCwSZsYXAc2xc52HitiwzjMavSPWFYrsCvpoMH9vlpeE9kHW91R AI3qe5yUIdbhB8VcHdm4IK06d28fXKSKz5PYgBH3BD3ZwW0D7jrQa4v64e0dxIB7Su3s 6q0Q== X-Gm-Message-State: AOAM531zr52yXf5YJM6fOom558KRmze2rbMEy/iNy7Xm+/gYqrC6TTJh 91myUqj4qhdsUdPM9dQDRcFBDJnhlxpILvqOQRZzV/hfcN4= X-Google-Smtp-Source: ABdhPJxEWndJ0DeJxKuU9SvQPuL2lmrr/DaOy6ZeTN7i6svxRLa9lnZRpqaeEgpRSg3zerybxcajWugtNn/DFUxMiEY= X-Received: by 2002:a17:902:c613:b0:136:5fc8:5372 with SMTP id r19-20020a170902c61300b001365fc85372mr487046plr.41.1630700514354; Fri, 03 Sep 2021 13:21:54 -0700 (PDT) MIME-Version: 1.0 References: <0A048A30-444F-4DB0-A79C-9EA9BD07B1EC@cschneid.com> <569E3A48-E3F5-46FA-BA08-D2493CE4FD33@cschneid.com> <9B6A493C-DBA6-4CF0-9AE2-DAA0A700A7D2@cschneid.com> In-Reply-To: <9B6A493C-DBA6-4CF0-9AE2-DAA0A700A7D2@cschneid.com> Date: Fri, 3 Sep 2021 21:21:43 +0100 Message-ID: To: Christian Schneider Cc: PHP internals Content-Type: text/plain; charset="UTF-8" Subject: Re: [PHP-DEV] Adding a way to disable the stat cache From: kevin@lyda.ie (Kevin Lyda) On Fri, Sep 3, 2021 at 9:12 PM Christian Schneider wrote: > I'm interested in the load put on a system with a high request count and a typical application. > Reducing system calls used to matter there as the kernel does not multi-process the same way user land does. > > But then again, maybe I'm overly cautious :-) This PR allows people to do just that experiment. Kevin