Re: High CPU with Tomcat 7.0.26 & 6.0.35

2012-04-10 Thread B.V. Prasad
prio=10 tid=0x08ecfc00 nid=0xdd8 waiting on condition         JNI global references: 811         Heap PSYoungGen  total 203456K, used 3336K [0xa9b9, 0xb7f1, 0xb7f1)   eden space 172928K, 1% used [0xa9b90000,0xa9ed2270,0xb447)   from space 30528K, 0% used [0xb614,0xb614,0xb7f100

High CPU with Tomcat 7.0.26 & 6.0.35

2012-03-30 Thread B.V. Prasad
I am using Tomcat 6.0.16 in production. When I try to upgrade to Tomcat 6.0.35, I see high CPU (about 90% vs. about 20% for 6.0.16), all other things being equal, except that I had to set setBufferSize(16384) in HTTPResponse in order to disable chunked encoding (needed as some of my client appli

jsvc degrades performance in production

2009-02-25 Thread B.V. Prasad
I am running Tomcat 6 on a group of Linux servers behind a loadbalancer. This setup was working fine when I ran Tomcat as root. However, when I moved to jsvc, the production servers started to become unavailable within a couple of hours, serving thousands of requests. I had to restart them to be