Tests run on tmpfs: config: impl=SeparateFile serial=false nThreads=4 iterations=100 bufsize=1024 poolsize=2 filelen=18920301 answer=850258539, ms=8090, MB/sec=935.4907787391842 config: impl=ChannelFile serial=false nThreads=4 iterations=100 bufsize=1024 poolsize=2 filelen=18920301 answer=850258903, ms=39444, MB/sec=191.8700030422878 config: impl=ChannelPread serial=false nThreads=4 iterations=100 bufsize=1024 poolsize=2 filelen=18920301 answer=850258903, ms=8504, MB/sec=889.9483066792098 config: impl=PooledPread serial=false nThreads=4 iterations=100 bufsize=1024 poolsize=2 filelen=18920301 answer=850258903, ms=9585, MB/sec=789.5795931142409
I did run some tests now with SimpleFSDirectory and MMapDirectory. Both are faster than NIOFS and the response times improved. But it's still slower than 2.4. I'll do some profiling now again and let you know the results. Thanks again for all the great support to all who've answered. Mark Miller wrote: > Can you run the following test on your RAMDISK? > > http://people.apache.org/~markrmiller/FileReadTest.java > > I've taken it from the following issue (in which NIOFSDirectory was > developed): > https://issues.apache.org/jira/browse/LUCENE-753 > -- Thomas Becker Senior JEE Developer net mobile AG Zollhof 17 40221 Düsseldorf GERMANY Phone: +49 211 97020-195 Fax: +49 211 97020-949 Mobile: +49 173 5146567 (private) E-Mail: mailto:thomas.bec...@net-m.de Internet: http://www.net-m.de Registergericht: Amtsgericht Düsseldorf, HRB 48022 Vorstand: Theodor Niehues (Vorsitzender), Frank Hartmann, Kai Markus Kulas, Dieter Plassmann Vorsitzender des Aufsichtsrates: Dr. Michael Briem --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org