Return-Path: X-Original-To: apmail-tomcat-users-archive@www.apache.org Delivered-To: apmail-tomcat-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 9DD4818C23 for ; Sat, 19 Sep 2015 14:00:44 +0000 (UTC) Received: (qmail 19487 invoked by uid 500); 19 Sep 2015 14:00:40 -0000 Delivered-To: apmail-tomcat-users-archive@tomcat.apache.org Received: (qmail 19423 invoked by uid 500); 19 Sep 2015 14:00:40 -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 19412 invoked by uid 99); 19 Sep 2015 14:00:40 -0000 Received: from Unknown (HELO spamd2-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 19 Sep 2015 14:00:40 +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 C2E871A271F for ; Sat, 19 Sep 2015 14:00:39 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd2-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 0 X-Spam-Level: X-Spam-Status: No, score=0 tagged_above=-999 required=6.31 tests=[none] autolearn=disabled Received: from mx1-us-west.apache.org ([10.40.0.8]) by localhost (spamd2-us-west.apache.org [10.40.0.9]) (amavisd-new, port 10024) with ESMTP id YPO4AzwexiW0 for ; Sat, 19 Sep 2015 14:00:34 +0000 (UTC) Received: from thor.wissensbank.com (h2401423.stratoserver.net [81.169.250.120]) by mx1-us-west.apache.org (ASF Mail Server at mx1-us-west.apache.org) with ESMTP id DAD38207EA for ; Sat, 19 Sep 2015 14:00:33 +0000 (UTC) Received: from thor.wissensbank.com (localhost [127.0.0.1]) by thor.wissensbank.com (Postfix) with ESMTP id 708DC15A6006E for ; Sat, 19 Sep 2015 16:00:23 +0200 (CEST) Received: by thor.wissensbank.com (Postfix, from userid 500) id 57F3F15A60027; Sat, 19 Sep 2015 16:00:23 +0200 (CEST) Received: from [192.168.245.105] (8.150.14.62.static.jazztel.es [62.14.150.8]) (Authenticated sender: andre.warnier@ice-sa.com) by thor.wissensbank.com (Postfix) with ESMTPA id ACA6315A60027 for ; Sat, 19 Sep 2015 16:00:22 +0200 (CEST) Subject: Re: soap web service (axis based) on tomcat 8 To: Tomcat Users List References: Reply-To: Tomcat Users List From: =?UTF-8?Q?Andr=c3=a9_Warnier_=28tomcat=29?= Message-ID: <55FD6A70.50509@ice-sa.com> Date: Sat, 19 Sep 2015 16:00:16 +0200 User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV using ClamSMTP On 19.09.2015 02:20, jennifer zhou wrote: > Hi, > > Our app was running well on Tomcat 7 on linux. Recently we migrated to > Tomcat 8 on linux. However we found the system CPU usage is higher than > normal. When there is no any user interaction, we still see about 25% of > the system CPU usage. After deep dive, we found the tomcat keeps scanning > our app's class path under WEB-INF folder. Actually all our artifacts are > packed within WEB-INF/lib folder, there is nothing within WEB-INF/classes > folder. Is there any way to look for WEB-INF/lib folder first before > looking for artifacts within WEB-INF/classes folder? > > Also why does Tomcat keeps scanning our app classpath during app idle time? > Is there anyway to turn this off? Quick pointer : http://tomcat.apache.org/tomcat-8.0-doc/config/host.html#Standard_Implementation See "autoDeploy" (default is true) If you set this to "false", does the same still happen ? > > The detailed information is shown as below for your references. > > 7196 lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = > 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24", {st_mode=S_IFDIR|0700, > st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes/org", > 0x2b9a564eb2b0) = -1 ENOENT (No such file or directory) > 7196 lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = > 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24", {st_mode=S_IFDIR|0700, > st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes/org", > 0x2b9a564eb2b0) = -1 ENOENT (No such file or directory) > 7196 lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = > 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24", {st_mode=S_IFDIR|0700, > st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes/org", > 0x2b9a564eb2b0) = -1 ENOENT (No such file or directory) > 7196 lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = > 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24", {st_mode=S_IFDIR|0700, > st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes/org", > 0x2b9a564eb2b0) = -1 ENOENT (No such file or directory) > 7196 lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = > 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24", {st_mode=S_IFDIR|0700, > st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = > 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24", {st_mode=S_IFDIR|0700, > st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes/com", > 0x2b9a564eb2b0) = -1 ENOENT (No such file or directory) > 7196 lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = > 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24", {st_mode=S_IFDIR|0700, > st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes", > {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 > 7196 > lstat("/home/jgu-admin/apache-tomcat-8.0.24/webapps/IDManager/WEB-INF/classes/com", > 0x2b9a564eb2b0) = -1 ENOENT (No such file or directory) > 7196 lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 > > Thanks, > Jennifer > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org For additional commands, e-mail: users-help@tomcat.apache.org