{"id":5859,"date":"2013-07-31T10:41:36","date_gmt":"2013-07-31T14:41:36","guid":{"rendered":"http:\/\/onlineappsdba.com\/?p=5859"},"modified":"2013-07-31T10:41:36","modified_gmt":"2013-07-31T14:41:36","slug":"troubleshoot-oracle-http-server-ohs-marked-down-in-oem12c-or-fusion-middleware-control","status":"publish","type":"post","link":"https:\/\/onlineappsdba.com\/index.php\/2013\/07\/31\/troubleshoot-oracle-http-server-ohs-marked-down-in-oem12c-or-fusion-middleware-control\/","title":{"rendered":"Troubleshoot : Oracle HTTP Server (OHS) marked down in #OEM12c or Fusion Middleware Control"},"content":{"rendered":"<p>I recently configured monitoring of <strong>Oracle Fusion Middleware<\/strong> (including <strong>Oracle HTTP Server<\/strong> &#8211; <strong>OHS<\/strong>) using <strong>Oracle Enterprise Manager<\/strong> (<strong>OEM<\/strong>) 12c\u00a0<a href=\"https:\/\/onlineappsdba.com\/index.php\/2013\/06\/25\/oidovd-weblogic-11g-monitoring-using-oem-12c-12-1-0-2-high-level-steps\/\">here<\/a>, <a href=\"https:\/\/onlineappsdba.com\/index.php\/2013\/07\/09\/step-by-step-instruction-to-configure-identity-management-monitoring-oidovd-using-oem-12c\/\">here<\/a> and\u00a0<a href=\"https:\/\/onlineappsdba.com\/index.php\/2013\/07\/16\/managing-oracle-fusion-middleware-using-oem12c-lessons-learned\/\">here<\/a><\/p>\n<p>In this post I am going to cover<strong> issue encountered<\/strong> while managing <strong>Oracle HTTP Server<\/strong> using <strong>OEM 12c<\/strong> .<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Issue<\/strong><\/span> : Oracle HTTP Server (OHS) marked as <strong>DOWN<\/strong> where as in actual OHS is running .<\/p>\n<p><a href=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2013\/07\/ohs_oem_1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5860\" title=\"ohs_oem_1\" src=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2013\/07\/ohs_oem_1.png\" alt=\"\" width=\"450\" height=\"394\" srcset=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2013\/07\/ohs_oem_1.png 450w, https:\/\/onlineappsdba.com\/wp-content\/uploads\/2013\/07\/ohs_oem_1-300x262.png 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><\/p>\n<p>If you encounter issue like this then check<\/p>\n<ul>\n<li>OEM Agent on host running OHS server is running and last upload is successful ($OEM_AGENT_INSTANCE_HOME\/bin\/<strong>emctl status agent<\/strong>)<\/li>\n<li>Check that OHS status in <strong>Fusion Middleware Control<\/strong> and ensure that STATUS is displayed correctly (<span style=\"color: #ff0000;\">em is a J2EE application deployed on WebLogic Admin Server and OHS is registered with WebLogic Domain using <a href=\"https:\/\/onlineappsdba.com\/index.php\/2009\/09\/15\/fusion-middleware-11g-how-to-register-oracle-instance-with-webogic-server-opmnctl\/\"><span style=\"color: #ff0000;\">opmnctl registerinstance<\/span><\/a><\/span>)<\/li>\n<\/ul>\n<div><strong>Note:<\/strong> In my case OHS status in Fusion Middleware Control was also marked as DOWN (<span style=\"color: #ff0000;\">hence problem is at Fusion Middleware Control side and <span style=\"text-decoration: underline;\"><strong>not<\/strong><\/span> at OEM 12c side<\/span>\u00a0)<\/div>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2013\/07\/ohs_oem_2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5861\" title=\"ohs_oem_2\" src=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2013\/07\/ohs_oem_2.png\" alt=\"\" width=\"416\" height=\"306\" srcset=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2013\/07\/ohs_oem_2.png 416w, https:\/\/onlineappsdba.com\/wp-content\/uploads\/2013\/07\/ohs_oem_2-300x220.png 300w\" sizes=\"auto, (max-width: 416px) 100vw, 416px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Next is to check communication from Fusion Middleware Control to Oracle HTTP Server &#8212; \u00a0Enterprise Manager Fusion Middleware (<span style=\"color: #ff0000;\">deployed on WebLogic Admin Server<\/span>) communicates to <strong>OHS Server<\/strong> on <strong>OHS Admin port<\/strong> (<span style=\"color: #ff0000;\">defined in $ORACLE_INSTANCE\/config\/OHS\/ohs[n]\/admin.conf defined by <strong>Listen<\/strong> parameter<\/span>). Ensure that <strong>OHS Administration port\u00a0<\/strong>is open across firewall from machine hosting WebLogic Admin Server (where EM is deployed) to machine hosting OHS server.<\/li>\n<\/ul>\n<div>.<\/div>\n<div><\/div>\n<div>If this works then<strong> check logs<\/strong> in<\/div>\n<ul>\n<li>Check logs in Fusion Middleware Control $DOMAIN_HOME\/sysman\/log\/<strong>emoms.trc<\/strong><\/li>\n<li>WebLogic Admin Server hosting Fusion Middleware Control\u00a0$DOMAIN_HOME\/servers\/AdiminServer\/log\/<strong>AdminServer-diagnostic.log<\/strong><\/li>\n<\/ul>\n<p>_LOGS_FROM_<strong>EMOMS.TRC<\/strong>__<\/p>\n<p><span style=\"color: #ff0000;\">2013-07-30 11:59:41,861 [[ACTIVE] ExecuteThread: &#8216;6&#8217; for queue: &#8216;weblogic.kernel.Default (self-tuning)&#8217;] <strong>ERROR emas.ohs<\/strong> logp.251 &#8211; ServerPerformanceModel instantiated<\/span><\/p>\n<p>___<\/p>\n<p>__LOGS_FROM_<strong>AdminServer-diagnostic.log___<\/strong><\/p>\n<p><span style=\"color: #ff0000;\">[2013-07-30T10:28:19.820+00:00] [AdminServer] [ERROR] [] [oracle.ohs] [tid: [ACTIVE].ExecuteThread: &#8217;36&#8217; for queue: &#8216;weblogic.kernel.Default (self-tuning)&#8217;] [userId: &lt;WLS Kernel&gt;] [ecid: 004sfWHLEQm7u105Nzl3ie0004Wz0000Y9,0:1] [APP: NonJ2EEManagement#11.1.1] [URI: \/em\/faces\/as\/topology\/wlviewer] ReadFile failed Received fatal alert: <strong>bad_certificate<\/strong><\/span><\/p>\n<p><span style=\"color: #ff0000;\"> [2013-07-30T10:28:19.877+00:00] [AdminServer] [ERROR] [] [oracle.ohs] [tid: [ACTIVE].ExecuteThread: &#8217;36&#8217; for queue: &#8216;weblogic.kernel.Default (self-tuning)&#8217;] [userId: weblogic_idm] [ecid: 004sfWHLEQm7u105Nzl3ie0004Wz0000Y9,0:1] [APP: NonJ2EEManagement#11.1.1] [URI: \/em\/faces\/as\/topology\/wlviewer] ReadFile failed Received fatal alert: bad_certificate<\/span><\/p>\n<p><span style=\"color: #ff0000;\">[2013-07-30T11:48:05.484+00:00] [AdminServer] [ERROR] [] [oracle.as.management.mbeans.opmn] [tid: [ACTIVE].ExecuteThread: &#8217;14&#8217; for queue: &#8216;weblogic.kernel.Default (self-tuning)&#8217;] [userId: weblogic_idm] [ecid: 004sf^iJDsf7u105Nzl3ie0004Wz0000xD,0:1] [APP: NonJ2EEManagement#11.1.1] [URI: \/em\/faces\/as\/ohs\/ohsHome] <strong>OPMN.queryProcessStatus failed with the following exception[[<\/strong>\u00a0<strong>oracle.as.management. opmn. optic.OpticBad ConnectException: Error flushing write connection to OPMN<\/strong><\/span><br \/>\n<span style=\"color: #ff0000;\"> at oracle.as.management.opmn.optic.OpmnPhone.sendRequest(OpmnPhone.java:774)<\/span><br \/>\n<span style=\"color: #ff0000;\"> at oracle.as.management.opmn.optic.OpmnPhone.makePhoneCall(OpmnPhone.java:330)<\/span><br \/>\n<span style=\"color: #ff0000;\"> at oracle.as.management.mbeans.opmn.Opmn.queryProcessStatus(Opmn.java:328)<\/span><br \/>\n<span style=\"color: #ff0000;\"> at oracle.as.management.mbeans.opmn.Opmn.getStatus(Opmn.java:85)<\/span><br \/>\n<span style=\"color: #ff0000;\"> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<\/span><br \/>\n<span style=\"color: #ff0000;\"> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAcce<\/span><\/p>\n<p><span style=\"color: #ff0000;\"><strong>Caused by: javax.net.ssl.SSLHandshakeException: Received fatal alert: bad_certificate<\/strong><\/span><br \/>\n<span style=\"color: #ff0000;\"> at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Alerts.java:174)<\/span><br \/>\n<span style=\"color: #ff0000;\"> at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Alerts.java:136)<\/span><br \/>\n<span style=\"color: #ff0000;\"> at com.sun.net.ssl.internal.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:1806)<\/span><\/p>\n<p><span style=\"color: #ff0000;\">&#8230; 4 more<\/span><br \/>\n____<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Note<\/strong>: EM deployed on WebLogic Admin Server communicates to OHS Server on HTTPS (OHS Admin Port) and CERTS are generated during OHS registration with WebLogic Server.<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Check OHS server is registered with WebLogic Admin Server server and can communicate to WebLogic Admin Server (Host running OHS server can communicate to host running WebLogic Server on WebLogic Admin Server port)<\/li>\n<\/ul>\n<p>Location of WebLogic Server Administration Server registered with OHS server is specified in $ORACLE_INSTANCE\/config\/OPMN\/opmn\/<strong>instance.properties<\/strong><\/p>\n<p>_____<br \/>\n<span style=\"color: #ff0000;\">adminPort=7001<\/span><br \/>\n<span style=\"color: #ff0000;\"> adminHost=weblogicAdminHost<\/span><br \/>\n<span style=\"color: #ff0000;\"> registered=true<\/span><br \/>\n<span style=\"color: #ff0000;\"> ***<\/span><br \/>\n<span style=\"color: #ff0000;\"> ***<\/span><br \/>\n_____<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Fix<\/strong><\/span><strong>:<\/strong> In my case registration entry was wrong (<strong>instance.properties<\/strong>) so un-register OHS instance and register again as <a href=\"https:\/\/onlineappsdba.com\/index.php\/2009\/09\/15\/fusion-middleware-11g-how-to-register-oracle-instance-with-webogic-server-opmnctl\/\">opmnctl unregisterinstance; opmnctl registerinstance<\/a>\u00a0.\u00a0After registering OHS again with WebLogic Administration Server fixed the issue<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Related\/References<\/strong><\/span><\/p>\n<ul>\n<li>1458381.1 \u00a0Fusion Middleware Control Fails With &#8220;Load failed with IOException&#8221; When Trying To Administer OHS<\/li>\n<li>1440083.1 FMW Console Fails To Start Webtier : Error flushing write connection to OPMN<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I recently configured monitoring of Oracle Fusion Middleware (including Oracle HTTP Server &#8211; OHS) using Oracle Enterprise Manager (OEM) 12c\u00a0here, [&hellip;]<\/p>\n","protected":false},"author":115,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[259],"tags":[],"class_list":["post-5859","post","type-post","status-publish","format-standard","hentry","category-oem"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Troubleshoot : Oracle HTTP Server (OHS) marked down in #OEM12c or Fusion Middleware Control -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/onlineappsdba.com\/index.php\/2013\/07\/31\/troubleshoot-oracle-http-server-ohs-marked-down-in-oem12c-or-fusion-middleware-control\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Troubleshoot : Oracle HTTP Server (OHS) marked down in #OEM12c or Fusion Middleware Control -\" \/>\n<meta property=\"og:description\" content=\"I recently configured monitoring of Oracle Fusion Middleware (including Oracle HTTP Server &#8211; 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