Ok.. adding some info to mod jk logs and doing some thread and heap dumps, I
figured that, during peak traffic hours, the garbage collection gets more
frequest and takes longer. This slows down the overall system and the
threads start piling up. Requests that used to take 2 seconds now take a
On 01.06.2009 18:30, CrystalCracker wrote:
Ok.. adding some info to mod jk logs and doing some thread and heap dumps, I
figured that, during peak traffic hours, the garbage collection gets more
frequest and takes longer. This slows down the overall system and the
threads start piling up.
On 28.05.2009 00:25, CrystalCracker wrote:
Apache 2.2
Tomcat 6
Mod_jk 1.2.21
All of them are running on the same box.
I have at any given time around 300 active sessions using the site, and upto
450 at max. Each user on average logs on to the site for around 15 minutes,
and the calls
The problem has always occured at the oddest hours for me to do a thread
dump. I have done jmeter load test and tried to recreate the problem in
test, but have never able.
I will upgrade to the latest version and then play with the connection
timeouts.
CrystalCracker wrote:
Apache 2.2
On 28.05.2009 22:05, CrystalCracker wrote:
The problem has always occured at the oddest hours for me to do a thread
dump. I have done jmeter load test and tried to recreate the problem in
test, but have never able.
I will upgrade to the latest version and then play with the connection
Apache 2.2
Tomcat 6
Mod_jk 1.2.21
All of them are running on the same box.
I have at any given time around 300 active sessions using the site, and upto
450 at max. Each user on average logs on to the site for around 15 minutes,
and the calls are usually big and slow database or web- service
