From owner-freebsd-performance@FreeBSD.ORG Mon Jun 26 08:07:46 2006 Return-Path: X-Original-To: freebsd-performance@freebsd.org Delivered-To: freebsd-performance@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8D51A16A40E for ; Mon, 26 Jun 2006 08:07:46 +0000 (UTC) (envelope-from leo.huang.list@gmail.com) Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.173]) by mx1.FreeBSD.org (Postfix) with ESMTP id 30EAD43D46 for ; Mon, 26 Jun 2006 08:07:33 +0000 (GMT) (envelope-from leo.huang.list@gmail.com) Received: by ug-out-1314.google.com with SMTP id m3so843828uge for ; Mon, 26 Jun 2006 01:07:30 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:mime-version:content-type; b=SXYXnBvfNuVSFQXSpzrx+Ff/E0gTcnbn6XvyrQlWK9InVBBNh3LCLRSjP5+12/4q4Hf5l1JQpgnL5xoTDMKZaDw50fk5ff0AVV+3DiXlykMwPGmvp49UOniAB3UyVoMLuelaa/Ayd9wCpy6BPR54x1rUSEqtD7oMTGLP+EN2a9s= Received: by 10.78.117.10 with SMTP id p10mr1931785huc; Mon, 26 Jun 2006 01:07:30 -0700 (PDT) Received: by 10.78.32.18 with HTTP; Mon, 26 Jun 2006 01:07:30 -0700 (PDT) Message-ID: <14a4a8480606260107g3c23456bke40bbb11f09a7917@mail.gmail.com> Date: Mon, 26 Jun 2006 16:07:30 +0800 From: "leo huang" To: freebsd-performance@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=GB2312; format=flowed Content-Transfer-Encoding: base64 Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: Is the fsync() fake on FreeBSD6.1? X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 26 Jun 2006 08:07:46 -0000 SGksCgpJIGJlbmNobWFya2VkIE15U1FMIDQuMS4xOCBvbiBGcmVlQlNEIDYuMSBhbmQgRGViaWFu IDMuMSB1c2luZyBTdXBlciBTbWFjawoxLjMgc29tZSBkYXlzIGFnby4KClRoZSBiZW5jaG1hcmsg dGFibGUgIGlzCkNSRUFURSBUQUJMRSBgQWNjb3VudGAgKAogIGBhaWRgIGludCgxMSkgTk9UIE5V TEwgYXV0b19pbmNyZW1lbnQsCiAgYG5hbWVgIGNoYXIoMjApIE5PVCBOVUxMIGRlZmF1bHQgJycs CiAgYGZsYWdgIGludCgxMSkgTk9UIE5VTEwgZGVmYXVsdCAnMCcsCiAgYHVpZGNvdW50YCBpbnQo MTEpIE5PVCBOVUxMIGRlZmF1bHQgJzAnLAogIGBiYWxhbmNlYCBpbnQoMTEpIE5PVCBOVUxMIGRl ZmF1bHQgJzAnLAogIGBwb2ludGAgaW50KDExKSBOT1QgTlVMTCBkZWZhdWx0ICcwJywKICBgYmxv Y2t0bWAgaW50KDExKSBOT1QgTlVMTCBkZWZhdWx0ICcwJywKICBgaXBudW1gIGludCgxMCkgdW5z aWduZWQgZGVmYXVsdCBOVUxMLAogIGBuZXdkYXRlYCBkYXRldGltZSBkZWZhdWx0IE5VTEwsCiAg UFJJTUFSWSBLRVkgIChgYWlkYCksCiAgVU5JUVVFIEtFWSBgbmFtZWAgKGBuYW1lYCkKKSBFTkdJ TkU9SW5ub0RCIERFRkFVTFQgQ0hBUlNFVD1sYXRpbjE7CgpBbmQgaXQgaGFzIDEwLDAwMCwwMDAg cm93cy4KClRoZSBTUUwgc3RhdGVtZW50IGlzCnVwZGF0ZSBBY2NvdW50IHNldCBiYWxhbmNlPSBi YWxhbmNlICsgMSB3aGVyZSBhaWQ9PzsKClRoZSByZXN1bHQgaXMgZm9sbG93ZWQ6Ck9TICAgICAg ICAgICAgICAgIENsaWVudHMgICAgICAgIFJlc3VsdChxdWVyaWVzIHBlciBzZWNvbmQpICAgICAg ICAgVFBTKGdvdApmcm9tIGlvc3RhdCkKRnJlZUJTRDYuMSAgICA1MCAgICAgICAgICAgICAgIDUx Ni4xCmFib3V0IDIwMDAKRGViaWFuMy4xICAgICAgIDUwICAgICAgICAgICAgICAgNDkuOAphYm91 dCAyMDAKClRoZSByZXN1bHQgc3VycHJpc2UgbWUuIFRoZSBNeVNRTCBQZXJmb3JtYW5jZSBvbiBG cmVlQlNENi4xIGlzIGFib3V0IDEwCnRpbWVzIG9mIG9uIERlYmlhbjMuMaOsYW5kIHRoZSBvdXRw dXQgb2YgaW9zdGF0IGFsc28gc2hvd3MgaXQuCgpJIGtub3cgdGhhdCBNeVNRTCB1c2VzIGZzeW5j KCkgdG8gZmx1c2ggYm90aCB0aGUgZGF0YSBhbmQgbG9nIGZpbGVzIGF0CmRlZmF1bHQgd2hlbiB1 c2luZyBpbm5vZGIgZW5naW5lKApodHRwOi8vZGV2Lm15c3FsLmNvbS9kb2MvcmVmbWFuLzQuMS9l bi9pbm5vZGItcGFyYW1ldGVycy5odG1sKS4gT3VyCmV2YWx1YXRpbmcgY29tcHV0ZXIgb25seSBo YXMgYSAxMDAwMFJQTSBTQ1NJIGhhcmQgZGlzay4gSSB0aGluayBpdCBjYW4gZG8KYWJvdXQgMjAw IHNlcXVlbnRpYWwgZnN5bmMoKSBjYWxscyBwZXIgc2Vjb25kIGlmIHRoZSBmc3luYygpIGlzIHJl YWwuCgpJcyB0aGUgZnN5bmMoKSBvbiBGcmVlQlNENi4xIGZha2U/IEkgbWVhbiB0aGFuIHRoZSBk YXRhIGlzIG9ubHkgd3JpdHRlbiB0bwp0aGUgZHJpdmVzIG1lbW9yeSBhbmQgc28gY2FuIGJlIGxv c3QgaWYgcG93ZXIgZ29lcyBkb3duLiBBbmQgaG93IEkgY2FuCmNvbmZpcm0gdGhpcz8KCklmIHRo ZSBmc3luYygpIGlzIGZha2UsIGhvdyBjYW4gSSBnZXQgdGhlIHJlYWwgZnN5bmM/CgpBbnkgY29t bWVudCBpcyB3ZWxjb21lIQoKUFM6CjEuIE91ciBldmFsdWF0aW5nIGNvbXB1dGVyIGlzIERFTEwg UG93ZXJFZGdlIDE2NTCho0l0cyBoYXJkd2FyZSBjb25maWd1cmF0aW9uCmlzIGZvbGxvd2VkOgog ICAgQ1BVOiAyICogSW50ZWwgUGVudGl1bSBJSUkgMS4zM0dIeiA1MTJLQiBMZXZlbCAyIENhY2hl KHNtcCkKICAgIE1lbW9yeTogMTAyNE1CIEVDQyBTRFJBTQogICAgSEQ6IFNFQUdBVEUgU1QzMzY3 MDZMQ6OoMzZHQiBVbHRyYTE2MCBTQ1NJIDEwMDAwUlBNo6kKICAgIE5JQyAgICA6IEludGVsKFIp IFBSTy8xMDAwIE5ldHdvcmsgQ29ubmVjdGlvbgoKMi4gU29tZSBpbXBvcnRhbnQgcGFyYW1ldGVy cyBpbiBNeVNRTCBjb25maWd1cmF0aW9uIGZpbGUgYXJlIGhlcmU6CiAgICBsb2ctYmluCiAgICBz eW5jX2JpbmxvZz0xCiAgICBpbm5vZGJfc2FmZV9iaW5sb2cKICAgIGlubm9kYl9idWZmZXJfcG9v bF9zaXplID0gMzg0TQogICAgaW5ub2RiX2FkZGl0aW9uYWxfbWVtX3Bvb2xfc2l6ZSA9IDIwTQog ICAgaW5ub2RiX2xvZ19maWxlX3NpemUgPSAxMDBNCiAgICBpbm5vZGJfbG9nX2J1ZmZlcl9zaXpl ID0gOE0KICAgIGlubm9kYl9mbHVzaF9sb2dfYXRfdHJ4X2NvbW1pdCA9IDEKICAgIGlubm9kYl9s b2NrX3dhaXRfdGltZW91dCA9IDUwCgoKcmVnYXJkcywKTGVvIEh1YW5nCg==