From owner-freebsd-transport@freebsd.org Fri Jan 22 00:00:50 2016 Return-Path: Delivered-To: freebsd-transport@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 76AADA8AD19 for ; Fri, 22 Jan 2016 00:00:50 +0000 (UTC) (envelope-from benno@jeamland.net) Received: from out3-smtp.messagingengine.com (out3-smtp.messagingengine.com [66.111.4.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4C0651106 for ; Fri, 22 Jan 2016 00:00:50 +0000 (UTC) (envelope-from benno@jeamland.net) Received: from compute2.internal (compute2.nyi.internal [10.202.2.42]) by mailout.nyi.internal (Postfix) with ESMTP id 572F720C76 for ; Thu, 21 Jan 2016 19:00:49 -0500 (EST) Received: from frontend2 ([10.202.2.161]) by compute2.internal (MEProxy); Thu, 21 Jan 2016 19:00:49 -0500 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=jeamland.net; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-sasl-enc :x-sasl-enc; s=mesmtp; bh=3peO/6BeGH6kSl8LkZ5YzxWa+vI=; b=jzPjK1 k7JZ7CXaGsDZsqXOxioUs/+nNbgm4sbJ2P4+0semlmK2hy4RxSaAEAJNPt4CYveU 263M/4UKFQXSuTK5fAHhIOLtC1+/3uaV+1lF6trMVvO03BBThlP7g2ELJ8O8qJQw AmctakCjQe0V7mSRnShW7EGVzpBPQ7vR1J/rs= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-sasl-enc:x-sasl-enc; s=smtpout; bh=3peO/6BeGH6kSl8 LkZ5YzxWa+vI=; b=oa1hCVXR5DldNgPAn3yWErIT3nbfaiAOPTaY24hcGKydXAe MAmQJb1TzlfCw+/TS1hJBbQkk1bqlOJdulqoKKadCrEz4y2QYA8s16OKBpzBT5Re zcq0cTOXy7dTAdG/Kogy8YOVquKA/gzy0ACzlx6myI/ZhH9DJXKjEsLd49WE= X-Sasl-enc: 7NXzI8PBJUPbr/xTuFooqbNyutHNb7wFjdWIIDUTysnn 1453420848 Received: from mittlerweile.west.isilon.com (c-67-182-131-225.hsd1.wa.comcast.net [67.182.131.225]) by mail.messagingengine.com (Postfix) with ESMTPA id 8077B6801EE; Thu, 21 Jan 2016 19:00:48 -0500 (EST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 9.2 \(3112\)) Subject: Re: Flamegraph of 8KB message bottlenecks From: Benno Rice In-Reply-To: Date: Thu, 21 Jan 2016 16:00:46 -0800 Cc: Ryan Stone , freebsd-transport@freebsd.org Content-Transfer-Encoding: quoted-printable Message-Id: References: To: Adrian Chadd X-Mailer: Apple Mail (2.3112) X-Mailman-Approved-At: Fri, 22 Jan 2016 00:31:50 +0000 X-BeenThere: freebsd-transport@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions of transport level network protocols in FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Jan 2016 00:00:50 -0000 The idb stuff is an Isilon-internal thing. It=E2=80=99s a different = storage system for the file descriptor tables. > On Jan 21, 2016, at 14:16, Adrian Chadd = wrote: >=20 > A lot of that syscall time is in kevent, doing fget locking. What kind > of filedescriptor is being used here? Just a normal socket, or is it > kqueue on some /dev entry or something? >=20 > What's that "idb_" stuff? >=20 >=20 > -a > _______________________________________________ > freebsd-transport@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-transport > To unsubscribe, send any mail to = "freebsd-transport-unsubscribe@freebsd.org"