From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on mail.toke.dk X-Spam-Level: X-Spam-ASN: X-Spam-Status: No, score=-101.9 required=5.0 tests=BAYES_00,SHORTCIRCUIT shortcircuit=ham autolearn=disabled version=3.4.2 Received: from mail.toke.dk by mail.toke.dk with LMTP id 0D57JdJ8KlzaNwAAOr1fkg (envelope-from ) for ; Mon, 31 Dec 2018 21:32:18 +0100 Received: from web6.sd.eurovps.com (web6.sd.eurovps.com [77.235.54.103]) by mail.toke.dk (Postfix) with ESMTPS id 7186C5ABB88 for ; Mon, 31 Dec 2018 21:32:17 +0100 (CET) Authentication-Results: mail.toke.dk; dkim=fail reason="key not found in DNS" (0-bit key) header.d=flent.org header.i=@flent.org header.b=hfSBjgNm; dkim=fail reason="signature verification failed" (1024-bit key) header.d=github.com header.i=@github.com header.b=YX/vFUf5 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=flent.org; s=default; h=Sender:Content-Type:Cc:Reply-To:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Subject:Mime-Version: References:In-Reply-To:Message-ID:To:From:Date:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=rbm/6KTFMldyJy36dPtoUVmztFUHjqui3Rzevqtb4eE=; b=hfSBjgNm+LQsVPVL2AY33KCQ0m lu6RSJkUkmADGlzZJEnpGU9dPUKEJIknew35etw3Whsxmm3sGB5oz02EXk4iytlGOoRuLI+mJMLWM JySo6r5WB+O/DxDlkd7yySHBnykAsdvnuz9xKTPkmlAnbF9k6tmJ5q5+FKy0lz3Hglaf79JdJB9GD 07sl69x+YFs2k79dimelcC0Ymrn4pO9XCOlG6HV8zgDJx8I/MXGlhKuQKz2o1TxlV+JwKzgw0X4vO MqhqzopnoKIFDS7reSawRxeEJramGvU0hmT8aq19Ir7Mw/zNj59ENARXbtQP55/BYNpPw4F2HSErQ dIlY43hA==; Received: from [::1] (port=46396 helo=web6.sd.eurovps.com) by web6.sd.eurovps.com with esmtp (Exim 4.91) (envelope-from ) id 1ge4EO-00C2Gb-7K; Mon, 31 Dec 2018 22:32:12 +0200 Received: from out-1.smtp.github.com ([192.30.252.192]:51569) by web6.sd.eurovps.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91) (envelope-from ) id 1ge4EJ-00C2BP-Sq for flent-users@flent.org; Mon, 31 Dec 2018 22:32:10 +0200 Date: Mon, 31 Dec 2018 12:31:30 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1546288290; bh=dp3z1vbch1vDZMMX/9e1qXiEr7Ama0fmQwEg7D+jsc0=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=YX/vFUf5iTzfdGbIGtH3VOI6LdU67q27gcyJh5aBaC2M5c41vbvjf5oXYdjYu12RX u3qUD3TfAwwieQpX2wN6uFtmexpiZQGn2JiNj8Y+3qZe0GBd6k5j+NimS8/KYlhmJR 4z/oAgnLh9TXXiRKsS2C3M5Qk6nmqWDKdN2PyYDc= From: =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= To: tohojo/flent Message-ID: In-Reply-To: References: Mime-Version: 1.0 Precedence: list X-GitHub-Sender: tohojo X-GitHub-Recipient: flent-users X-GitHub-Reason: subscribed X-Auto-Response-Suppress: All X-GitHub-Recipient-Address: flent-users@flent.org Subject: Re: [Flent-users] [tohojo/flent] flent on newer versions of Linux (#157) X-BeenThere: flent-users@flent.org X-Mailman-Version: 2.1.27 List-Id: Flent discussion list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: tohojo/flent Cc: Subscribed Content-Type: multipart/mixed; boundary="===============7708541163360814962==" Errors-To: flent-users-bounces@flent.org Sender: "Flent-users" X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - web6.sd.eurovps.com X-AntiAbuse: Original Domain - toke.dk X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - flent.org X-Get-Message-Sender-Via: web6.sd.eurovps.com: acl_c_authenticated_local_user: mailman/mailman X-Authenticated-Sender: web6.sd.eurovps.com: mailman@flent.org --===============7708541163360814962== Content-Type: multipart/alternative; boundary="--==_mimepart_5c2a7ca26a603_498d3fc005ed45b8815393"; charset=UTF-8 Content-Transfer-Encoding: 7bit ----==_mimepart_5c2a7ca26a603_498d3fc005ed45b8815393 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Leslie Monis writes: > Hi, > > I have encountered an issue when running the tcp_nup tests on newer > versions of Linux, specifically v4.16 and up. It seems that flent > isn't able to get enough data points (for upload throughput) for > individual TCP flows. This is causing the median TCP upload sum value > to be way lower than the the average TCP upload sum on a setup with a > bottleneck bandwidth of 10 Mbits/s. Whereas, the same setup, with > flent running on a slightly older version of Linux (v4.13 and v4.15) > gives results with good number of data points for individual TCP > flows. Can you supply a debug log file (-L to Flent) and the data file being produced when you run into this issue? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/157#issuecomment-450688043 ----==_mimepart_5c2a7ca26a603_498d3fc005ed45b8815393 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Leslie Monis <notifications@github.com> writes:

> Hi,
>
> I have encountered an issue when running the tcp_nup tests on newer<= br> > versions of Linux, specifically v4.16 and up. It seems that flent > isn't able to get enough data points (for upload throughput) for=
> individual TCP flows. This is causing the median TCP upload sum valu= e
> to be way lower than the the average TCP upload sum on a setup with = a
> bottleneck bandwidth of 10 Mbits/s. Whereas, the same setup, with > flent running on a slightly older version of Linux (v4.13 and v4.15)=
> gives results with good number of data points for individual TCP
= > flows.

Can you supply a debug log file (-L to Flent) and the data file being
= produced when you run into this issue?

&m= dash;
You are receiving this because you are subscribed to this thre= ad.
Reply to this email directly, view it on GitHub, or mute the thread.3D""

= ----==_mimepart_5c2a7ca26a603_498d3fc005ed45b8815393-- --===============7708541163360814962== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Flent-users mailing list Flent-users@flent.org http://flent.org/mailman/listinfo/flent-users_flent.org --===============7708541163360814962==--