From owner-freebsd-performance@FreeBSD.ORG Fri Jul 18 03:31:35 2014 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id F20C2F4D for ; Fri, 18 Jul 2014 03:31:35 +0000 (UTC) Received: from smtp2911-211.mail.sina.com.cn (mail2-161.sinamail.sina.com.cn [60.28.2.161]) by mx1.freebsd.org (Postfix) with SMTP id 4D2202FEF for ; Fri, 18 Jul 2014 03:31:33 +0000 (UTC) Received: from unknown( HELO webmail.sinamail.sina.com.cn)([172.16.201.149]) by sina.com with SMTP 18 Jul 2014 09:44:51 +0800 (CST) X-Sender: zjusomwu@sina.com X-SMAIL-MID: 1002049061677 Received: by webmail.sinamail.sina.com.cn (Postfix, from userid 80) id 388E7718001; Fri, 18 Jul 2014 09:44:50 +0800 (CST) Date: Fri, 18 Jul 2014 09:44:50 +0800 Received: from zjusomwu@sina.com([202.127.26.196]) by m0.mail.sina.com.cn via HTTP; Fri, 18 Jul 2014 09:44:50 +0800 (CST) Reply-To: zjusomwu@sina.com From: To: "freebsd-performance" Subject: about network interrupt MIME-Version: 1.0 X-Priority: 3 X-MessageID: 53c87c125b67b97 X-Originating-IP: [172.16.201.149] X-Mailer: Sina WebMail 4.0 Message-Id: <20140718014450.388E7718001@webmail.sinamail.sina.com.cn> Content-Type: text/plain; charset=GBK Content-Transfer-Encoding: base64 Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.18 X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Jul 2014 03:31:36 -0000 aGksYWxsOgogICBJJ20gdGVzdGluZyBuZXR3b3JrIHBlcmZvcm1hbmNlIG9mIG5naW54IHVzaW5n IGZyZWVic2QsYW5kIEkgZmluZCBzb21ldGhpbmcgc3RyYW5nZSwgdGhhdCBpcyA6d2hpbGUgc2Vu ZGluZyBodWdlIGFtb3VudCBodHRwIHJlcXVlc3QgdG8gbmdpbnggYW5kIHVzZSB0b3AgdG8gbW9u aXRvciB0aGlzIG1hY2hpbmUsIGZvciBzb21lIG1hY2hpbmVzIGEgbG90IG9mIGNwdSBpcyBjb25z dW1lZCBieSBpbnRlcnJ1cHQgYnV0IHRoZSBvdGhlcnMgbm90ISBBbmQgSSB1c2Ugb25lIG1hY2hp bmUgZm9yIHRlc3QgdXNpbmcgZGlmZmVyZW50IHZlcnNpb24gb2YgZnJlZWJzZCx0aGVuIEkgZmlu ZCBGcmVlYnNkIDggbm90IHVzaW5nIGludGVycnVwdCBidXQgMTAgZG9lcyEgICAgSW4gb3JkZXIg dG8gZXhwbGFpbiB0aGlzIEkgZmlyc3QgZ3Vlc3MgaXQgaXMgdGhlIHBvbGxpbmcgbWFrZSBpdCBk aWZmLGJ1dCBhZnRlciBJIHVzaW5nICJpZmNvbmZpZyBlbTAgLXBvbGxpbmciIHRvIGRpc2FibGUg cG9sbGluZyBvZiB0aGUgbmV0d29yayBpbnRlcmZhY2UgaXQgZG9lcyBubyBlZmZlY3QhIE5vdyBJ IGNhbid0IGV4cGxhaW4gaXQuIFdobyBjYW4gZ2l2ZSBtZSBzb21lIGFkdmljZT8KICAgICAgIHNv bXd1