Setting Queue Size to fix OOM errors Hello, I'm running an app using Torquebox, which in turn is running Jboss 7.2.x. One of the problems I'm having is that my app runs out of memory every 24 hours and crashes. One thing I've noticed is that the ... 
Apache PSI Probe tool on AS7? Hi, someone pointed out to me this tool. I had a quick look at it, and it looks like something that was intended to be used with Tomcat. Apparently there were attempts to use it on JBoss too, but I am not sure if it r... 
How many instances I need to create for better performance? Hi, I have 96GB RAM in a server. How many instances I need to create in order to do load balancing and for better performance and stability? Can someone recommend how much RAM I need to allocate for each... 
Good AS7 heap size for large RAM amounts? Hi, I am looking for information about heap size settings for JBoss-AS7. I have a machine with 24 GB RAM and I am wondering what could be a reasonable heap size value to use. I saw several places on the net where they... RHEL OS parameter tuning Hi, I have collected the following linux OS parameters that can improve performance. We have a JEE JSF application. What are the linux OS parameter recommen... 
MaxClients and maxThreads Hi, I am following the instructions in https://access.redhat.com/site/articles/15786 to tune MaxClients in httpd.conf and maxThreads in JBoss Tomcat. " T... jboss 5.0.1: performance drops after one hour and strange GC behaviour We upgraded our software from jboss 4.0.5GA to 5.0.1GA and noticed that after one hour or so (or 90 minutes in some cases) performance drops dramatically. At the same moment, the garbage collector logs show minor ga... 
jboss server stops responding to requests after few days. jboss server stops responding few days from the startup time. There is no fixed number of days or hours, it seems to be happening randomly and only fix is to restart the server. Is there a setting or option that could... 
performance issues - inconsistent results for multiple concurrent users We are deploying or web application on Jboss EAP 5.2. The web application receives a webservice call to process requests. The two instances of production profile is deployed on two different boxes and request... 
ClassLoader bottleneck in 5.1.0.GA So it looks like our app is affected by JBCL-185 and/or JBCL-100. We were running visualvm during load testing, and discovered that EJB proxy instances had a very high self-time. This is a SLSB with a @Local interface... 
Monitoring Servlets and JDBC Hello, I'm new to JBoss and I am trying to get some measurement data for a research project. I am running JBoss 4.2.2.GA and I'm trying to understand how I can measure how much time Jboss takes to respond to a serv... 
Monitoring servlets connections to database How can configure JBoss to monitor the connections that servlets make to a database via JDBC? We want to monitor a servlet's connection and a servlet's performance to identify servlets that may be hogging resources. 
Recommendation for HDD utilization - JBoss and database Hello, I am looking for recommendation how to deploy JBoss server with application and database to gain good performance. Generally all modern serves have mutlicore CPUs and large amount of memory. How about H... 
Remote EJB invocation performance Hi there I have EJB Bean on JBoss 5 and remote client (webapp on tomcat 7). When I have 10-20 requests per second from Tomcat to JBoss EJB, the EJB request invocation time on tomcat takes about 100-15... 
JBoss 5.1.0 tuning on AWS for large number of concurrent users Performance Testing Environment -------------------------------- Web Server CPU: 4 Core processor RAM: 14984 MB OS: AMI(amazon linux) --64 bit ... 
JBOSS Hanging Problem Hi We have a JBOSS hanging problem at a cliant location, due to which we are having to restart the server every few hours. I have a quich problem description from my team member below. Can someone please help... 
Server Hangs, Optimization issues Hi, I am quiet new here. forgive if my questions are dump. We are having a problem on JBoss(Version: 5.0.0.CR2) server running with Jrockit(Version :build R27.6.5-32_o-121899-1.6.0_14-20091001-2107-win... 
multiple applications in one instance or multiple instances with an application? Hi, One of my clients has a cluster of two nodes JBoss 4.3 with about 30 web applications with Apache as front-end/balancer. Currently he observes several administrative problems: frequent PermGen space error... 
Increase the "Maximum number of threads created" Hi everybody, I am running jboss-as-7.1.0.CR1b on Linux and when I try to benckmark the performance creating 200 (http requests) connections at the same time I get this exception: INFO [org.apach... 
Disk Capacity Issue I am having a problem with losing disk capacity and it appears that this is tied to JBoss. I say this because after restatring JBoss aplication the disk usage percetage drops considerably.... Ov... 
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