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 5lTnIwpFdl3hcAAAOr1fkg (envelope-from ) for ; Mon, 09 Sep 2019 14:26:50 +0200 Authentication-Results: mail.toke.dk; none (SPF check N/A for local connections - client-ip=77.235.54.103; helo=web6.sd.eurovps.com; envelope-from=flent-users-bounces@flent.org; receiver=) Authentication-Results: mail.toke.dk; dkim=fail reason="signature verification failed" (1024-bit key) header.d=github.com header.i=@github.com header.b=uHPhhCca Received: from web6.sd.eurovps.com (web6.sd.eurovps.com [77.235.54.103]) by mail.toke.dk (Postfix) with ESMTPS id 5F0F6664359 for ; Mon, 9 Sep 2019 14:26:47 +0200 (CEST) Received: from [::1] (port=36512 helo=web6.sd.eurovps.com) by web6.sd.eurovps.com with esmtp (Exim 4.92) (envelope-from ) id 1i7Ikn-001z3F-OP; Mon, 09 Sep 2019 15:26:45 +0300 Received: from out-19.smtp.github.com ([192.30.252.202]:32861) by web6.sd.eurovps.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92) (envelope-from ) id 1i7Ikf-001yuu-EZ for flent-users@flent.org; Mon, 09 Sep 2019 15:26:44 +0300 Date: Mon, 09 Sep 2019 05:25:56 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1568031957; bh=jqQy4VuScV4bNVcMU1coMyzXA9Wxbg1l6NN8ZfplDgg=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=uHPhhCca+KhUY8MNy8FuWhA6+qxzxzekO0LMQzQQvnJIiPb+exYHA3VGxjbNc7J8c ANGbBtFKYjRerJK2YZGAB+jVtV79M1ZoQRcyMXABlQTb+zzXR1AF6FOoS5WPd96l4I wUPQtTgKs58LI1emM9iGwhWcgVzM7AZdEvzbzNAw= 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: extremely high ping times on macOS (#178) 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="===============4237053001133141462==" 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 --===============4237053001133141462== Content-Type: multipart/alternative; boundary="--==_mimepart_5d7644d4ea12b_1f2f3fb37a4cd96c27452f"; charset=UTF-8 Content-Transfer-Encoding: 7bit ----==_mimepart_5d7644d4ea12b_1f2f3fb37a4cd96c27452f Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Rich Brown writes: > Hmmm... The `--test-parameter=ping_hosts=gstatic.com` information > appears in the command-line summary but not in the charts. Is this > correct? > > If so, the charts display significantly different latency depending on > which -H host gets used. The Terminal display (bottom) shows fairly > consistent ping times and transfer rate measurements using either of > the two hosts. > > This raises two questions: > > 1. Could flent charts use the `--test-parameter=ping_hosts=...` instead of values from the -H host? Well, it should probably show both by default. For now, there's a separate plot type you can use to see the extra flows (-p ping_extra). > 2. Why is there a discrepency between the > `--test-parameter=ping_hosts=...` reading (showing 30-38 msec in my > tests) and a separate, concurrent fping test (see original post, where > it was running 20-22 msec)? Good question. IPv4 vs IPv6 maybe? -- 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/178#issuecomment-529448466 ----==_mimepart_5d7644d4ea12b_1f2f3fb37a4cd96c27452f Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit Rich Brown <notifications@github.com> writes:

> Hmmm... The `--test-parameter=ping_hosts=gstatic.com` information
> appears in the command-line summary but not in the charts. Is this
> correct?
>
> If so, the charts display significantly different latency depending on
> which -H host gets used. The Terminal display (bottom) shows fairly
> consistent ping times and transfer rate measurements using either of
> the two hosts.
>
> This raises two questions:
>
> 1. Could flent charts use the `--test-parameter=ping_hosts=...` instead of values from the -H host?

Well, it should probably show both by default. For now, there's a
separate plot type you can use to see the extra flows (-p ping_extra).

> 2. Why is there a discrepency between the
> `--test-parameter=ping_hosts=...` reading (showing 30-38 msec in my
> tests) and a separate, concurrent fping test (see original post, where
> it was running 20-22 msec)?

Good question. IPv4 vs IPv6 maybe?

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