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βΉ️ What is JBoss? What is JBoss Domain Management ?
π ️ Install JBOSS-EAP 6.4
π Start & Stop JBOSS script.
π Application Deployment Methods - 1.
π Application Deployment Methods - 2.
π Application Deployment Methods - 3.
⚙️ Multiple Instance of JBoss EAP.
π SSL on JBOSS EAP.
π§° WINDOWS service for JBOSS EAP.
π ️ JBoss EAP 7 - DOMAIN Installation.
π DOMAIN DEPLOYMENT - GUI MODE.
π SSL on JBOSS 7.1 Admin console & Application.
π Apache mod_jk HTTP Connector - JBOSS AS 7.1
π Apache Configure mod_proxy as load balancer (LB)- JBoss 7.1
π§― Issue SocketTimeoutException
π§° JBoss-Remote JMX Connection (jvisualvm)
π Apache Mod Cluster as load balancer (LB) - JBoss 6.4
π§― Out of space in CodeCache
π§― java.sql.SQLRecoverableException: Closed Connection
π§― sun.security.provider.certpath.SunCertPathBuilderException
π JBOSS EAP 6 TO 7 Migration
π Host Header injection on JBOSS EAP 7.2
π Encrypting Datasource Passwords using Vault in JBOSS
βΉ️ Some useful links of IBM.
π ️ WAS Installation using command line.
π ️ Installing Suppliments (IHS/Plugins/WCT) command line.
π ️ Uninstalling Suppliments (IHS/Plugins/WCT) command line.
π Installing fix-pack using command line.
βΉ️ Profiles in WebSphere® Application Server ND.
π WebSphere Profiles list & Basics Commands
π ️ Commands for Custom / Application server / Dmgr Profiles
π ️ Creating WAS-ND Cluster using GUI MODE.
π Application Deployment on WAS-ND - Cluster Env.
π Analyze - JVM logs.
π§° What is MustGather script ?
π§― PsList to troubleshoot high CPU usage in Windows
π ️ WebSphere App Server - Updating ports in existing profiles
π ️ Installation Manager (IM) on non-default location
π ️ Websphere Base or ND Installation using Command
π Install or Update FIXPACK on WebSphere 8.5.+
π ️ Install SDK 8.0 on Websphere 8.5.5.9+ using Command method.
π ️ How to Create a Clone of any profiles on WAS.
π ️ Installation Manager (IM) on non-Administrator user.
π ️ WebSphere Application Server 7.0.0.X & FIXPACK install / Update on the non-default location.
π WebSphere ND Migration 7.0 to 8.0 / 9.0
π ️ IBM WebSphere 9.0.0.0 and IHS (IBM HTTP SERVR) Installation with Fixapck using Command Line (non-root) user
π Apache HTTP Server
βΉ️ HTTP STATUS CODES
π Apache Rewrite Rules
π ️ How to configure Apache MPM.
π ️ Install Apache HTTP Server 2.4.27 ver. on LINUX
π ️ Apache Tomcat - 9.0.0.M21 Installation on WIN
π Apache mod_jk HTTP Connector - JBOSS AS 7.1
π Apache Configure mod_proxy as load balancer (LB)- JBoss 7.1
π§― Apache error : Server ran out of threads to serve requests (Windows)
π Apache Mod Cluster as load balancer (LB) - JBoss 6.4
π Redirect traffic during maintenance
π§― httpd (Apache) Error: systemd-tty-ask-password-agent tool!
π SSL certificate supports Weak Ciphers
π How to install opensource mod_security on Apache 2.4
π How to upgrade opensource apache from 2.4.39 to 2.4.46 (Minor Version Upgrade).
π ️ What is Nginx & How to install on RHEL
π ️ Install Nginx plus on RHEL 7.4 / UNIX
π Monitor Apache httpd process/thread status
π Monitor Apache httpd ModJK status
π Monitor Apache httpd Proxy balancer-manager status
π Monitoring of JBoss servers through Nagios.
π‘️ Tomcat ghostcat vulnerability (JBoss /Tomcat)
π‘️ SSL certificate supports Weak Ciphers/Encoding (3DES) (Apache 2.4)
π‘️ SSL Medium Strength Cipher Suites Supported (SWEET32) [Tomcat Server]
π‘️ ETag vulnerability & X-Powered-By : jsp/2.2
π‘️ Missing Security Header(x-xss-protection) & Clickjacking
π‘️ Disable HTTP TRACE / TRACK / OPTIONS/DELETE Method.
π‘️ Information disclosure through server response headers Apache-Coyote & X-Powered-By (JBoss)
π‘️ Local File Inclusion Vulnerabilities OR Directory traversal attack
π‘️ HTTP Host Header Injection (Apache 2.4)
π‘️ Restrict application Accessible by IP Address & HTTP Host Header Injection (Apache 2.4)
π‘️ Disable/Remove Server: Apache header info version (Apache2.4)
π TLS1.2 Protocol enable for IBM WebSphere with SSL Handshake Debug
☕ how-to-manually-install-new-java-path
☕ SunCertPathBuilderException
☕ out of space in CodeCache for adapters
☕ What is GC , Heap Memory & Metaspace ?
☕ Types of GC , analyze GC logging and REDHAT JVM Tool.
π§ͺ How to make datasource test-connection to Oracle / PostgreSql / MSSQL DB Instance..
π§ͺ How to make datasource test-connection to MSSQL DB Instance
π§ͺ How to make datasource test-connection to Postgresql DB Instance
π§ͺ How to make datasource test-connection to Oracle DB Instance
π§ͺ How to Check DB latency using Datasource Test-Connection
☕ Install a new java path to the alternatives
π§° Xmanager and Set Display.
π ️ Install LAMP on SUSE Linux with example
π Openssl Commands for Wildcard & SAN certificates.
π What is SSL, What is One-Way SSL & Two-Way SSL?
π Openssl Self-Signed SAN's certificate
π SSL certificate supports Weak Ciphers
π Some SSL issues (Client TLS1.2 , Truststore & SSL debug) with Solutions
π TLS / SSL Certificate Lifetimes Reduced to 47 Days.
π SSL Certificate Renewal on Akamai WAF and Its Impact on Applications.
✨ Worked on VMC SSL Today – A Simple Explanation for Everyone
πWebSphere Outbound SSL & SNI – Troubleshooting Guide
31 Mar 2017
How to change Memory (RAM) size of Created VM (Virtual Machine ):
My Middleware journey began long before cloud, containers, or Prometheus dashboards—deep in traditional enterprise servers, late-night incident calls, SSL headaches, and log-hunting. Over the years, I’ve seen the shift from manual, ticket-driven ops to DevOps, containerization, CI/CD, and cloud. I’m here to share practical lessons from that evolution to help accelerate your journey.
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