Hi, Thanks for carrying out all these tests ;) Just to clarify one thing: when you say "Server VM", you mean the -server switch to the JVM? Otherwise, server and client VM in your tests use the same arguments?
Thanks, Yoav Shapira Millennium ChemInformatics >-----Original Message----- >From: Stephen Colebourne [mailto:[EMAIL PROTECTED]] >Sent: Monday, January 20, 2003 7:34 PM >To: Jakarta Commons Developers List >Subject: [collections] Map performance results > >I have been performing some tests on various Map implementations. >For general info, here is the code and my results. > >times are millis per 10,000,000 loops, each of 3 map.get(stringConstant) >single user, single thread >Sun JDK 1.4.1_01 >Windows 98 > >HashMap >Client VM: 3950 >Server VM: 2360 > >TreeMap: >Client VM: 7250 >Server VM: 3130 > >LinkedHashMap: (1.4) >Client VM: 4830 >Server VM: 3070 > >Unmodifiable wrapped HashMap: >Client VM: 4450 >Server VM: 2530 > >Synchronized wrapped HashMap: >Client VM: 4390 >Server VM: 2580 > >FastHashMap: >Client VM: 7250 >Server VM: 3130 > >SequencedHashMap: >Client VM: 4940 >Server VM: 2690 > >StaticBucketMap: >Client VM: 6200 >Server VM: 4670 > >DoubleOrderedMap: >Client VM: 8350 >Server VM: 2960 > >Stephen -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
