Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:85308 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 72025 invoked from network); 20 Mar 2015 17:23:18 -0000 Received: from unknown (HELO lists.php.net) (127.0.0.1) by localhost with SMTP; 20 Mar 2015 17:23:18 -0000 Authentication-Results: pb1.pair.com smtp.mail=ericsten@microsoft.com; spf=pass; sender-id=pass Authentication-Results: pb1.pair.com header.from=ericsten@microsoft.com; sender-id=pass Received-SPF: pass (pb1.pair.com: domain microsoft.com designates 157.56.110.101 as permitted sender) X-PHP-List-Original-Sender: ericsten@microsoft.com X-Host-Fingerprint: 157.56.110.101 mail-bn1bn0101.outbound.protection.outlook.com Received: from [157.56.110.101] ([157.56.110.101:49984] helo=na01-bn1-obe.outbound.protection.outlook.com) by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP id DA/80-64120-0A35C055 for ; Fri, 20 Mar 2015 12:06:41 -0500 Received: from BN1PR03MB105.namprd03.prod.outlook.com (10.255.201.11) by BN1PR03MB105.namprd03.prod.outlook.com (10.255.201.11) with Microsoft SMTP Server (TLS) id 15.1.112.19; Fri, 20 Mar 2015 17:06:37 +0000 Received: from BN1PR03MB105.namprd03.prod.outlook.com ([169.254.8.141]) by BN1PR03MB105.namprd03.prod.outlook.com ([169.254.8.141]) with mapi id 15.01.0112.000; Fri, 20 Mar 2015 17:06:37 +0000 To: Dan Ackroyd CC: "internals@lists.php.net" Thread-Topic: [PHP-DEV] [Q] Does PHP have a negative cache for file stat operations? Thread-Index: AdBigl6xcms3XbkhTLCo3UkCn4Fa6gAM9ccAAB4h1aA= Date: Fri, 20 Mar 2015 17:06:37 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [2001:4898:80e8:ee31::3] authentication-results: basereality.com; dkim=none (message not signed) header.d=none; x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:BN1PR03MB105; x-forefront-antispam-report: BMV:1;SFV:NSPM;SFS:(10019020)(6009001)(51704005)(33656002)(15395725005)(15975445007)(122556002)(40100003)(76576001)(74316001)(54356999)(50986999)(76176999)(2900100001)(102836002)(19580405001)(110136001)(86362001)(86612001)(87936001)(2656002)(19580395003)(16799955002)(46102003)(92566002)(77156002)(2950100001)(62966003)(3826002);DIR:OUT;SFP:1102;SCL:1;SRVR:BN1PR03MB105;H:BN1PR03MB105.namprd03.prod.outlook.com;FPR:;SPF:None;MLV:sfv;LANG:en; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(601004)(5002010)(5005006);SRVR:BN1PR03MB105;BCL:0;PCL:0;RULEID:;SRVR:BN1PR03MB105; x-forefront-prvs: 05214FD68E Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: microsoft.onmicrosoft.com X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Mar 2015 17:06:37.1486 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN1PR03MB105 Subject: RE: [PHP-DEV] [Q] Does PHP have a negative cache for file stat operations? From: ericsten@microsoft.com (Eric Stenson) RnJvbTogRGFuIEFja3JveWQgW21haWx0bzpkYW5hY2tAYmFzZXJlYWxpdHkuY29tXSANCj4gV2hh dCBjb250ZXh0IGFyZSB0aGVzZSBmaWxlc3lzdGVtIGhpdHMgaW4sIGlzIGl0IGNsYXNzIGF1dG9s b2FkaW5nDQo+IGJ5IGFueSBjaGFuY2U/IA0KDQpOb3QgcmVhbGx5LiAgRHJ1cGFsIGlzIGxvb2tp bmcgZm9yICdzaXRlcy5waHAnIGluIHRoZSByb290IG9mIHRoZSB3ZWIgc2l0ZSwgYW5kIHRoZW4g cHJvYmluZyBsb3dlciBkb3duIGFuZCBmaW5kaW5nIGl0LiAgSXQncyBhbHNvIGxvb2tpbmcgZm9y ICdzZXR0aW5ncy5waHAnIGluIHRoZSByb290IG9mIHRoZSB3ZWIgc2l0ZSwgYW5kICdpbmNsdWRl c1xkYXRhYmFzZVxteXNxbFxzZWxlY3QuaW5jJyBhbmQgJ3RoZW1lc2VcPHRoZW1lX25hbWU+XGZh dmljb24uaWNvJy4NCg0KTm93LCBhZG1pdHRlZGx5LCB0aGlzIG1heSBqdXN0IGJlIGEgRHJ1cGFs IHNpdGUgb3duZXIgd2l0aCBhIG1pcy1jb25maWd1cmVkIHNpdGUvYXBwIGluc3RhbGwsIGJ1dCBz aW5jZSB0aGUgc2l0ZSBjb250aW51ZXMgdG8gZnVuY3Rpb24gd2l0aCBnb29kIGNvbnRlbnQgKGp1 c3Qgc2xvd2x5KSwgaXQncyBub3QgdGVycmlibHkgZGlzY292ZXJhYmxlIHRoYXQgdGhlIHNpdGUg b3duZXIgY291bGQganVzdCB0d2VhayBhIGZldyB0aGluZ3MgYW5kIGdvIGZhc3Rlci4uLg0KDQo+ ID4gRG9lcyB0aGUgUEhQIHN0YXQgY2FjaGUgaW5jbHVkZSBuZWdhdGl2ZSBjYWNoZSBlbnRyaWVz PyAgSWYgbm90LCB3aHkgbm90Pw0KPiANCj4gRm9yIGV4YW1wbGUsIGEgYnJvd3NlciBjYWNoaW5n IGEgcGFnZSB0aGF0IHJldHVybnMgYSAyMDAgcmVzcG9uc2UgaXMgZmluZSwNCj4gYXMgaXQncyBj YWNoaW5nIHNvbWUgaW5mb3JtYXRpb24gdGhhdCB3YXMgYWNjZXB0YWJsZS4gQSBicm93c2VyIGNh Y2hpbmcgDQo+IGEgNTB4IGVycm9yIHBhZ2Ugd291bGQganVzdCBiZSBjYWNoaW5nIHVzZWxlc3Mg aW5mb3JtYXRpb24uDQoNCkFncmVlZCB0aGF0IEhUVFAgNXh4IGVycm9ycyBhcmUgbmV2ZXIgYSBn b29kIHRoaW5nIHRvIGNhY2hlLg0KDQpIb3dldmVyLCBzb21lIHNlcnZlcnMgaGF2ZSBzZWVuIGlt cHJvdmVtZW50IGJ5IGNhY2hpbmcgNDA0cy4gIFNlZToNCmh0dHA6Ly9oaWdoc2NhbGFiaWxpdHku Y29tL2Jsb2cvMjAxMC8zLzI2L3N0cmF0ZWd5LWNhY2hpbmctNDA0cy1zYXZlZC10aGUtb25pb24t NjYtb24tc2VydmVyLXRpbWUuaHRtbA0KDQpJdCdzIGluIHRoaXMgc3Bpcml0IHRoYXQgSSB3YXMg Y29uc2lkZXJpbmcgdGhlIG9wdGlvbiBvZiBuZWdhdGl2ZSBjYWNoaW5nIGZvciBmaWxlX2V4aXN0 cywgaXNfZmlsZSwgaXNfZGlyLCBldGMuLg0KDQpUaHghDQoNCgktLUUuDQo=