2
votes
1answer
42 views

Solaris SMF Detect Java PermGen?

Is there a way to detect a Java process is out of memory (e.g. PermGen space) and restart it with an SMF contract?
0
votes
1answer
1k views

Weblogic intensive CPU usage

I am using Weblogic 10.3.4 + Oracle DB both on Solaris machines (VM) Unfortunately last week our app hosted on Weblogic became very very slow not being able to serve new users coming (everything ...
1
vote
3answers
1k views

Extremely slow startup of tomcat

I have a tomcat 7 installation on a Solaris 10 server. My problem is that starting the server (or deploying a new war) is extremely slow. It usually take 30 - 60 minutes. The war application is a ...
1
vote
2answers
178 views

x86 KSSL benchmarks for SSL-enabled Java app

So; Java's SSL implementation is not particularly quick under most circumstances. I've seen blogs demonstrating noticeable speedups when a Java app is moved to Solaris to take advantage of its ...
4
votes
1answer
463 views

Why JDK is installed with Web/Application Servers?

I am upgrading the JDK version of the application server to 1.6. However, I dont understand why we need to place JDK on the application server instead of a JRE? Since there is no need for any ...
2
votes
2answers
3k views

How to speed up SSLHandshake?

I have a java application that makes an SSL connection to a remote server. When I run the application from my development machine (which is geographically closer to the remote server, on a different ...
1
vote
2answers
1k views

Performance issue on solaris 10 zone. Multiple pollsyscalls

We have slow running JAVA program on a Solaris 10 Zone. I ran a truss on the pid and noticed following messages getting generated even when program is not doing anything: pollsys(0x00000000, 0, ...
0
votes
2answers
381 views

hard mount on solaris with java app turning off the nfs server makes the java app get stuck

I have a java app that accesses an NFS share with hard mount (soft mount does troubles i get many RPC timeout's for some reason). I'm on solaris. If i turn off (svcadm -v disable to the nfs server) ...
1
vote
3answers
579 views

Diagnosing Solaris 8 server memory and swap space usage

Essentially, my question is related to memory allocation for Solaris virtual machines. I am running a couple of old Sun ONE 6 Java web servers on two Solaris 8 virtual machines. I see that there's a ...
1
vote
2answers
2k views

TCP performance differences between RH Linux and Solaris in java?

While comparing java TCP socket performance between RH Linux and Solaris, one of my test is done by using a java client sending strings and reading the replies from a java echo server. I measure the ...
0
votes
5answers
4k views

What resource limit is Java encountering on my Solaris server?

I have a (sparc) Solaris 10 server with 16G of RAM. There are over 4G free. Memory: 16G phys mem, 4371M free mem, 8193M swap, 8193M free swap I am running a lot of java processes (I'm using the ...
0
votes
2answers
714 views

Issues running java in Solaris 9 container

I have a solaris 9 container built from a physical server using flarcreate. Everything seems fine, except when trying to trying to run any "java -server" process it fails with the following error ...
2
votes
2answers
150 views

Things to know before installing Solaris

I'm about to install a stack on a Solaris box. I have experience installing this same stack on Ubuntu LTS and it has been very simple, but management really wants this to run on a fancy UltraSPARC T1 ...
2
votes
2answers
12k views

How do you install a JDK6 on Solaris10 sparc 64bits?

The installation steps of a JDK6 for: Solaris 32 bits Solaris 64 bits are quite straightforward but: are in two separate documents do not deal with local zone (container) installation do not ...
2
votes
2answers
440 views

How can I safely upgrade java software?

I run a java application that's busy most of the time. When I need to upgrade it, I send it a message to exit cleanly at the next available opportunity, then upgrade the class files, then restart it. ...
3
votes
2answers
2k views

What Sun Web or App Server config can cause “Due to a temporary error the request could not be serviced”

I'm not the system administrator for this server but I'm trying to help the group who are sys admins to find a fix quickly. For this reason, I don't have access to all of the server configuration ...