Hi I am encountering a problem when using Access log sampler with apache log files. I followed "Access log sampler Step-by-step" turorial ( http://jakarta.apache.org/jmeter/usermanual/jmeter_accesslog_sampler_step_by_step.pdf), but still can not get it to work.
Test Structure: -Test Plan -ThreadGroup -Uniform random timer - Access Log Sampler - Aggregate Report Some jmeter.log content: 2006/03/30 19:06:35 DEBUG - jmeter.testbeans.TestBeanHelper: Preparing class org.apache.jmeter.protocol.http.sampler.AccessLogSampler 2006/03/30 19:06:35 DEBUG - jmeter.testbeans.TestBeanHelper: Setting domain= http://web1.ebi.ac.uk 2006/03/30 19:06:35 DEBUG - jmeter.testbeans.TestBeanHelper: Setting portString=8550 2006/03/30 19:06:35 DEBUG - jmeter.testbeans.TestBeanHelper: Setting imageParsing=false 2006/03/30 19:06:35 DEBUG - jmeter.testbeans.TestBeanHelper: Setting parserClassName=org.apache.jmeter.protocol.http.util.accesslog.TCLogParser 2006/03/30 19:06:35 DEBUG - jmeter.testbeans.TestBeanHelper: Setting filterClassName=org.apache.jmeter.protocol.http.util.accesslog.LogFilter 2006/03/30 19:06:35 DEBUG - jmeter.testbeans.TestBeanHelper: Setting logFile=/scratch/usr/jmeter_work/log_dbfetch_get 2006/03/30 19:06:35 DEBUG - jmeter.protocol.http.util.accesslog.TCLogParser: parsing line: web-nat-250-2.web-nat.ebi.ac.uk - - [29/Mar/2006:23:59:20 +0100] "GET /Tools/dbfetch/dbfetch?db=embl&id=NM_007045&style=raw HTTP/1.0" 200 19 "-" "lwp-trivial/1.40" 2006/03/30 19:06:35 DEBUG - jmeter.protocol.http.util.accesslog.TCLogParser: filter is not null 2006/03/30 19:06:35 DEBUG - jmeter.protocol.http.util.accesslog.TCLogParser: line was not filtered 2006/03/30 19:06:35 DEBUG - jmeter.protocol.http.sampler.HTTPSamplerBase: adding argument: name: db value: embl metaData: = 2006/03/30 19:06:35 DEBUG - jmeter.protocol.http.sampler.HTTPSamplerBase: adding argument: name: id value: NM_007045 metaData: = 2006/03/30 19:06:35 DEBUG - jmeter.protocol.http.sampler.HTTPSamplerBase: adding argument: name: style value: raw metaData: = 2006/03/30 19:06:35 DEBUG - jmeter.protocol.http.sampler.HTTPSampler: Start : samplehttp://[ http://web1.ebi.ac.uk]:8550/Tools/dbfetch/dbfetch?db=embl&id=NM_007045&style=raw 2006/03/30 19:06:35 WARN - jmeter.protocol.http.sampler.AccessLogSampler: Sampling failure java.lang.IllegalArgumentException: URI can't be null. at sun.net.spi.DefaultProxySelector.select(DefaultProxySelector.java :111) at sun.net.www.protocol.http.HttpURLConnection.plainConnect( HttpURLConnection.java:739) at sun.net.www.protocol.http.HttpURLConnection.connect( HttpURLConnection.java:669) at sun.net.www.protocol.http.HttpURLConnection.getInputStream( HttpURLConnection.java:913) at sun.net.www.protocol.http.HttpURLConnection.getHeaderField( HttpURLConnection.java:1866) at org.apache.jmeter.protocol.http.sampler.HTTPSampler.disconnect( HTTPSampler.java:510) at org.apache.jmeter.protocol.http.sampler.HTTPSampler.sample( HTTPSampler.java:504) at org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.sample( HTTPSamplerBase.java:514) at org.apache.jmeter.protocol.http.sampler.AccessLogSampler.sampleWithParser( AccessLogSampler.java:161) at org.apache.jmeter.protocol.http.sampler.AccessLogSampler.sample( AccessLogSampler.java:178) at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:247) at java.lang.Thread.run(Thread.java:595) Grateful for any help. Cheers, Mikael