Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 94BD2200BAC for ; Wed, 26 Oct 2016 19:07:43 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 932E6160AEE; Wed, 26 Oct 2016 17:07:43 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id D9D8D160AE1 for ; Wed, 26 Oct 2016 19:07:42 +0200 (CEST) Received: (qmail 43114 invoked by uid 500); 26 Oct 2016 17:07:41 -0000 Mailing-List: contact users-help@tomcat.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: "Tomcat Users List" Delivered-To: mailing list users@tomcat.apache.org Received: (qmail 43103 invoked by uid 99); 26 Oct 2016 17:07:41 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd2-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 26 Oct 2016 17:07:41 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd2-us-west.apache.org (ASF Mail Server at spamd2-us-west.apache.org) with ESMTP id E0EC01A07E7 for ; Wed, 26 Oct 2016 17:07:39 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd2-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 0.379 X-Spam-Level: X-Spam-Status: No, score=0.379 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RCVD_IN_SORBS_SPAM=0.5, SPF_PASS=-0.001] autolearn=disabled Authentication-Results: spamd2-us-west.apache.org (amavisd-new); dkim=pass (1024-bit key) header.d=sagecomputing.com Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd2-us-west.apache.org [10.40.0.9]) (amavisd-new, port 10024) with ESMTP id jHSCmvWWk5Fn for ; Wed, 26 Oct 2016 17:07:38 +0000 (UTC) Received: from mail-wm0-f52.google.com (mail-wm0-f52.google.com [74.125.82.52]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTPS id 3F01D5FAE0 for ; Wed, 26 Oct 2016 17:07:38 +0000 (UTC) Received: by mail-wm0-f52.google.com with SMTP id b80so235403445wme.1 for ; Wed, 26 Oct 2016 10:07:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sagecomputing.com; s=google; h=from:mime-version:thread-index:date:message-id:subject:to; bh=hgP0Uw8Pd0guEFEk/MO6a2WhHwyKstDqNOLmIZD5hu0=; b=PgSsi6eSK4/3Mr/2y3jjt6wQLtdTx5siB+mE6qDDsBH2u7pTlGxIses4KRHgj3IsVw /TV+lS+BRGrfPo4BFU9Nw59CcCKm4wGcDpcgA03SCWLqdj9jysZl8ZVl9yo++UJHrd/n uXE908JBPh63DXhgKBYr7VMqSMldsn7UQCFiE= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:mime-version:thread-index:date:message-id :subject:to; bh=hgP0Uw8Pd0guEFEk/MO6a2WhHwyKstDqNOLmIZD5hu0=; b=RtOk1UMXzzCJB3K0Tqj10V8XFhOqheybMhn263lHix9EDcgSuBUkGk0+Flz+g26PzN +WBkJS/fu2htmn8tmcfcAFXDcha0izc0dM0fHVUdGYWZO+JAeWQxNeMxQEndv61pmXet uYM1GALpihMEbofwWT5wGllih4eEZYegLoLMWjN1Ybsq4qlkWYAiafnmuuCv9JdH1fBy igDKM3LKpn4h5w9GScjVj2Kv1jroSdfhAm9y+gkZTvxtIMIMfb9NjDgJcXJJbdQOX3Ph enWjTJZr4wY8MbtlRY1VHe4isyPSjl6+iAZdPW+EptH3l/0rvy3ifl5ojV8YXlfjssFj ZhzQ== X-Gm-Message-State: ABUngvdHP0icPQ+aebB4Jh0TGE1l5Ii9Ofkz4kfAGmAuEVRBJDnoePVNaavrp8k7Orjkvx+/0pD18qlTODTiYeq3 X-Received: by 10.194.100.169 with SMTP id ez9mr3157770wjb.9.1477501655004; Wed, 26 Oct 2016 10:07:35 -0700 (PDT) From: Dustin Delage MIME-Version: 1.0 X-Mailer: Microsoft Outlook 16.0 Thread-Index: AdIvq2zBWS/JEubhQfG2EJlbRWxfmw== Date: Wed, 26 Oct 2016 13:07:32 -0400 Message-ID: <5807b7902c8a0fc49f0b4c73b25c6358@mail.gmail.com> Subject: Tomcat 9 exe, High CPU usage due to TCP I/O with itself To: users@tomcat.apache.org Content-Type: multipart/mixed; boundary=e89a8fb1f6a04d7cc3053fc7a992 archived-at: Wed, 26 Oct 2016 17:07:43 -0000 --e89a8fb1f6a04d7cc3053fc7a992 Content-Type: text/plain; charset=UTF-8 Tomcat 9, running on Windows Server 2008, runs the CPU at 79% - 90% continuously. The only activity is tomcat spamming itself with TCP traffic. Same proc ID, out one port, to another port back to itself. A small sample from Process Monitor: ########################################################################## ########################################################################## ################## 10:16:04.7458125 AM Tomcat9.exe 1932 TCP Receive 7f00:1::d880:fe03:80fa:ffff:49199 -> 7f00:1:ffff:ffff:ffff:ffff:ffff:ffff:49198 SUCCESS Length: 1, seqnum: 0, connid: 0 10:16:04.7458374 AM Tomcat9.exe 1932 TCP Send Sage-Web03.sage.local:49198 -> Sage-Web03.sage.local:49199 SUCCESS Length: 1, startime: 12341635, endtime: 12341635, seqnum: 0, connid: 0 10:16:04.7458805 AM Tomcat9.exe 1932 TCP Receive 7f00:1::d880:fe03:80fa:ffff:49197 -> 7f00:1:ffff:ffff:ffff:ffff:ffff:ffff:49196 SUCCESS Length: 1, seqnum: 0, connid: 0 10:16:04.7458972 AM Tomcat9.exe 1932 TCP Send Sage-Web03.sage.local:49196 -> Sage-Web03.sage.local:49197 SUCCESS Length: 1, startime: 12341635, endtime: 12341635, seqnum: 0, connid: 0 10:16:04.7459244 AM Tomcat9.exe 1932 TCP Receive 7f00:1::d880:fe03:80fa:ffff:49197 -> 7f00:1:ffff:ffff:ffff:ffff:ffff:ffff:49196 SUCCESS Length: 1, seqnum: 0, connid: 0 10:16:04.7459507 AM Tomcat9.exe 1932 TCP Send Sage-Web03.sage.local:49196 -> Sage-Web03.sage.local:49197 SUCCESS Length: 1, startime: 12341635, endtime: 12341635, seqnum: 0, connid: 0 ########################################################################## ########################################################################## ################### Attaching an image of my findings as well Thank You, D Delage --e89a8fb1f6a04d7cc3053fc7a992 Content-Type: text/plain; charset=us-ascii --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org For additional commands, e-mail: users-help@tomcat.apache.org --e89a8fb1f6a04d7cc3053fc7a992--