|
Hardware |
|---|
| Hardware Vendor |
Cisco Systems |
| Vendor URL |
http://www.cisco.com |
| Model |
Cisco UCS C260 M2 (Intel Xeon E7-2870, 2.4GHz) |
| Processor |
Intel Xeon E7-2870 (Intel Turbo Boost Technology up to 2.80GHz) |
| MHz |
2400 |
| # of Chips |
2 |
| # of Cores |
20 |
| # of Cores/Chip |
10 |
| HW Threading Enabled? |
yes |
| Procs Avail to Java |
40 |
| Memory (MB) |
524288 |
| Memory Details |
512GB(32 x 16GB 4Rx4 PC3L-8500R, ECC, running 1066MHz) |
| Primary cache |
32KB I+32KB D on chip per core |
| Secondary cache |
256KB(I+D) on chip per core |
| Other cache |
30MB (I+D) on chip per chip |
| Filesystem |
NTFS |
| Disks |
2 x 146GB SAS |
| Other hardware |
|
|
|
Software |
|---|
| Software Vendor |
Oracle Corporation |
| Vendor URL |
http://www.oracle.com |
| JVM Version |
Oracle Corporation Oracle Java HotSpot(TM) 64-Bit Server VM on Windows, version 1.6.0_24 |
| JVM Command Line |
-Xmx29g -Xms29g -Xmn27g -XX:SurvivorRatio=60 -XX:TargetSurvivorRatio=90 -XX:ParallelGCThreads=20 -XX:AllocatePrefetchDistance=192 -XX:AllocatePrefetchLines=4 -XX:LoopUnrollLimit=45 -XX:InitialTenuringThreshold=20 -XX:MaxTenuringThreshold=40 -XX:InlineSmallCode=5500 -XX:MaxInlineSize=220 -XX:FreqInlineSize=2500 -XX:+UseLargePages -XX:+UseParallelOldGC -XX:+UseCompressedStrings -XX:+AggressiveOpts |
| JVM Initial Heap Memory (MB) |
29696 |
| JVM Maximum Heap Memory (MB) |
29696 |
| JVM Address bits |
64 |
| JVM CLASSPATH |
.\jbb.jar;
.\check.jar;
|
| JVM BOOTCLASSPATH |
c:\jre6u24\lib\alt-string.jar;
c:\jre6u24\lib\alt-rt.jar;
c:\jre6u24\lib\resources.jar;
c:\jre6u24\lib\rt.jar;
c:\jre6u24\lib\sunrsasign.jar;
c:\jre6u24\lib\jsse.jar;
c:\jre6u24\lib\jce.jar;
c:\jre6u24\lib\charsets.jar;
c:\jre6u24\lib\modules\jdk.boot.jar;
c:\jre6u24\classes |
| OS Version |
Microsoft Windows Server 2008 Enterprise Edition x64 SP1 |
| Other software |
|
|
|
Test Information |
|---|
| Tested by |
Cisco Systems |
| SPEC license # |
9019 |
| Test location |
San Jose, CA |
| Test date |
Apr 3, 2011 |
| H/w available |
June-2011 |
| JVM available |
Feb-2011 |
| OS available |
May-2008 |
| Other s/w available |
N/A |
|
|
Tuning |
|---|
BIOS and operating system tunings- Turned off "Hardware Prefetcher" in BIOS.
- Turned off "Adjacent Cache Line Prefetch" in BIOS.
- "Lock pages in memory" enabled for benchmark user.
- Each JVM instance was affinitized to a chip.
|
|
Notes |
|---|
| Command line options are described under http://download.oracle.com/docs/cd/E17409_01/javase/6/docs/index.html and at http://java.sun.com/javase/technologies/hotspot/vmoptions.jsp |
|
