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UltraSPARC T2 vs. Power6 - today: Siebel CRMTuesday, January 8. 2008Trackbacks
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Joerg,
is IBM giving up? They announced Solaris for all their plattforms, just announced that they are restructuring their whole server-business? What is going on? Pw
You can even outperform a 8-core XEON machine with one T5120 using Java. Done with a medium size XSLT workload. Using 8(single threaded) Xalan 2.7.0 processes on the XEON and 8 (8 threads per process) Xalan 2.7.0 processes on the T5120 (giving 64 threads in total).
Though that might not surprise you - i was really excited about that result.
I doesn´t surprise me, with many workloads the UltraSPARC Tx series runs fast as hell. But i´m really exited as well about your findings. The VF series will be much better. Think about a quad-proc VF for example ...
I am eager to get my hands on that on or a rock based machine. The last tests i did on a T2000 (US T1) where ok but a quad core octeron with solaris was definitely faster (xslt xalan workloads). The scaling were also interesting:
T2000 (8 cores, 32 threads): bounding of javaVM to cores were necessary to get the maximum throughput T5120 (8 cores, 64 threads): makes no real difference if you bound the VMs to cores or not ... amazing how well solaris scheduling works I am still unsure about the reasons, maybe the FPU limitation ? I am still testing and will (hopefully) present the results at a BOF at the JavaOne...(in comparison of US T1, US T2, Opterons, Xeons) for various workloads....(xslt being one of them, J2EE definitively not ... i find J2EE rather boring). |
+1The LKSF bookThe book with the consolidated Less known Solaris Tutorials is available for download here
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![]() ![]() ![]() Blog AdministrationDonateOkay, okay ... as several people have asked for it ... but you know my opinion.
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