Return-Path: X-Original-To: apmail-trafficserver-users-archive@www.apache.org Delivered-To: apmail-trafficserver-users-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 0F4E318940 for ; Fri, 24 Jul 2015 15:16:24 +0000 (UTC) Received: (qmail 72545 invoked by uid 500); 24 Jul 2015 15:16:23 -0000 Delivered-To: apmail-trafficserver-users-archive@trafficserver.apache.org Received: (qmail 72482 invoked by uid 500); 24 Jul 2015 15:16:23 -0000 Mailing-List: contact users-help@trafficserver.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: users@trafficserver.apache.org Delivered-To: mailing list users@trafficserver.apache.org Received: (qmail 72471 invoked by uid 99); 24 Jul 2015 15:16:23 -0000 Received: from Unknown (HELO spamd4-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 24 Jul 2015 15:16:23 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd4-us-west.apache.org (ASF Mail Server at spamd4-us-west.apache.org) with ESMTP id 411DCC0711 for ; Fri, 24 Jul 2015 15:16:23 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd4-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 2.879 X-Spam-Level: ** X-Spam-Status: No, score=2.879 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=3, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_PASS=-0.001] autolearn=disabled Authentication-Results: spamd4-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mx1-us-west.apache.org ([10.40.0.8]) by localhost (spamd4-us-west.apache.org [10.40.0.11]) (amavisd-new, port 10024) with ESMTP id eZVxgRRaBo7a for ; Fri, 24 Jul 2015 15:16:22 +0000 (UTC) Received: from mail-oi0-f42.google.com (mail-oi0-f42.google.com [209.85.218.42]) by mx1-us-west.apache.org (ASF Mail Server at mx1-us-west.apache.org) with ESMTPS id 6A03F20F46 for ; Fri, 24 Jul 2015 15:16:22 +0000 (UTC) Received: by oigd21 with SMTP id d21so20075143oig.1 for ; Fri, 24 Jul 2015 08:15:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=FcGXz/bM9ksDkK81gywpeRoL7AJgVsyBK1Dy6MhYCoA=; b=e1jP3vf0geVlB58X07x88OPnLyX+Y8aWyF6mxmEvJSygV6jaU3JMHT9HFP7ZqSMDe5 Yp7mZvaEKQsVGGFmNqPsU3JmWSSOEZSswf/RNVP18utgA508+wWuNBSPwJxNOjQEbfDC uE014FcSRgg7ptA8ruOGTC49DdPlLPg6PIM5UIZNJraGcp4om2151XtNte5N0qjtomp4 RsC+M26EAT/XNQC1IVwffdlqJkeaynEvaPiDe7Ff/nku+jNfOkd5g+MQXqG8ggDVQTgX YsoCVWKrV0v5SDawJJVXPMcELBf1qCRO84Rk2zGK5t1d1Xm+341FLWiIM6OfuMI3KOyl EYrA== MIME-Version: 1.0 X-Received: by 10.60.128.200 with SMTP id nq8mr15420906oeb.54.1437750936804; Fri, 24 Jul 2015 08:15:36 -0700 (PDT) Received: by 10.76.152.36 with HTTP; Fri, 24 Jul 2015 08:15:36 -0700 (PDT) Date: Fri, 24 Jul 2015 11:15:36 -0400 Message-ID: Subject: ksoftirqd and traffic server load testing From: Steve Malenfant To: users@trafficserver.apache.org Content-Type: multipart/alternative; boundary=047d7b33906bdd242a051ba079aa --047d7b33906bdd242a051ba079aa Content-Type: text/plain; charset=UTF-8 During HLS load testing, I'm seeing high ksoftirqd usage (99%) and traffic starts to slow down. Load on traffic server seems OK. Has anybody noticed that before and is there an irqbalance/numa change that needs to be used by ixgbe adapter to work around it? PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 9 root 20 0 0 0 0 R 98.0 0.0 26:07.07 ksoftirqd/1 Thanks, Steve --047d7b33906bdd242a051ba079aa Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: base64 PGRpdiBkaXI9Imx0ciI+RHVyaW5nIEhMUyBsb2FkIHRlc3RpbmcsIEkmIzM5O20gc2VlaW5nIGhp Z2gga3NvZnRpcnFkIHVzYWdlICg5OSUpIGFuZCB0cmFmZmljIHN0YXJ0cyB0byBzbG93IGRvd24u IExvYWQgb24gdHJhZmZpYyBzZXJ2ZXIgc2VlbXMgT0suPGJyPjxkaXY+PGJyPjwvZGl2PjxkaXY+ SGFzIGFueWJvZHkgbm90aWNlZCB0aGF0IGJlZm9yZSBhbmQgaXMgdGhlcmUgYW4gaXJxYmFsYW5j ZS9udW1hIGNoYW5nZSB0aGF0IG5lZWRzIHRvIGJlIHVzZWQgYnkgaXhnYmUgYWRhcHRlciB0byB3 b3JrIGFyb3VuZCBpdD88L2Rpdj48ZGl2Pjxicj48L2Rpdj48ZGl2Pg0KDQoNCg0KDQoNCg0KDQo8 cCBjbGFzcz0icDEiPjxzcGFuIGNsYXNzPSJzMSI+wqAgwqBQSUQgVVNFUsKgIMKgIMKgIFBSwqAg TknCoCBWSVJUwqAgUkVTwqAgU0hSIFMgJUNQVSAlTUVNwqAgwqAgVElNRSvCoCBDT01NQU5EIMKg IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKg IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKg IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKg IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgPC9zcGFuPjwvcD4NCjxwIGNsYXNzPSJwMiI+PHNw YW4gY2xhc3M9InMyIj7CoMKgIMKgIDkgcm9vdMKgIMKgIMKgIDIwIMKgIDAgwqAgwqAgMMKgIMKg IDDCoCDCoCAwIFIgOTguMMKgIDAuMMKgIDI2OjA3LjA3IGtzb2Z0aXJxZC8xIMKgPC9zcGFuPjwv cD48cCBjbGFzcz0icDIiPlRoYW5rcyw8YnI+PC9wPjxwIGNsYXNzPSJwMiI+U3RldmU8L3A+PC9k aXY+PC9kaXY+DQo= --047d7b33906bdd242a051ba079aa--