Monday, March 2, 2009

Examinator 16 Nodes - Test Run Results

Below is the result of the script for 16 tomcat server runs with Terracotta server. The MySQL server has been cleaned and restarted before the test run.

Analyzing Jmeter logs ...
==============================
502 Error = 0
503 Error = 0
DEV-1929 = 0

Response Time
==============================
Average JMeter response time [e1s31] = 96.8721
Average JMeter response time = 35.7428

Server Latency Stats
=====================
Average = 4.76148 ms
Minimum = 0 ms
Maximum = 7036 ms
Std. Deviation = 59.4633
Total # of Requests = 5407000
Nodes = 16

L2 Configuration
==============================
TC_OPTS=-Xms4g -Xmx4g -XX:+DisableExplicitGC -XX:-TraceClassUnloading -XX:TargetSurvivorRatio=90 -Xss128k -XX:+AggressiveHeap -Dcom.tc.l2.objectmanager.fault.logging.enabled=true -Dcom.tc.l2.cachemanager.logging.enabled=true -Dcom.tc.l2.berkeleydb.je.maxMemoryPercent=15 -XX:SurvivorRatio=12

L1 Configuration
==============================
CATALINA_OPTS=-Duse.async.processing=true -Dasync.concurrency=5 -Dcom.tc.hibernate.useFineGrainedLocking=false -Dcom.tc.l1.cachemanager.enabled=false -Duse.pojoizer=true -Xms1024m -Xmx1024m -server -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -verbose:gc -XX:TargetSurvivorRatio=90 -Xss128k -XX:NewSize=512m -XX:MaxNewSize=512m

Object DB Size
==============================
26G /export1/bench/perfTests/terracotta/server/data/objectdb

L2 VerboseGC log Analysis

GC Report
================
Avg Full GC Duration = 6.12302 secs
Avg Full GC Interval = 99.5817 secs
Total Full GC Time = 385.75 secs

No. of Full GC = 63
Avg Young GC Duration = 0.234307 secs
Avg Young GC Interval = 10.8526 secs
No. of Young GC = 589
Total Young GC Time = 136.44 secs

Avg Young GC Occurence b/w Full GC = 9.34921
Avg Young GC Time b/w Full GC = 2.16571 secs