|
Hardware |
|---|
| Hardware Vendor |
Hitachi, Ltd. |
| Vendor URL |
http://www.hitachi.com |
| Model |
BladeSymphony BS520A Server blade (2.3GHz Xeon E5-2470) |
| Processor |
Intel Xeon E5-2470 (Intel Turbo Boost Technology up to 3.10 GHz) |
| MHz |
2300 |
| # of Chips |
2 |
| # of Cores |
16 |
| # of Cores/Chip |
8 |
| HW Threading Enabled? |
Yes |
| Procs Avail to Java |
32 |
| Memory (MB) |
98304 |
| Memory Details |
12 x 8 GB 2Rx4 PC3L-12800R-11, ECC |
| Primary cache |
32KB(I) + 32KB(D) on chip per core |
| Secondary cache |
256KB(I+D) on chip per core |
| Other cache |
20 MB(I+D) on chip per chip |
| Filesystem |
NTFS |
| Disks |
2 x 147 GB 15000 rpm SAS HDD RAID1 configuration |
| Other hardware |
|
|
|
Software |
|---|
| Software Vendor |
Oracle Corporation |
| Vendor URL |
http://www.oracle.com |
| JVM Version |
Oracle Java HotSpot(TM) 64-Bit Server VM on Windows, version 1.6.0_30 |
| JVM Command Line |
start /HIGH /AFFINITY [FFFF,FFFF0000] java -server -Xmx22g -Xms22g -Xmn20g -XX:SurvivorRatio=60 -XX:TargetSurvivorRatio=90 -XX:ParallelGCThreads=16 -XX:-UseAdaptiveSizePolicy -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=4 -XX:LoopUnrollLimit=45 -XX:InitialTenuringThreshold=12 -XX:MaxTenuringThreshold=15 -XX:InlineSmallCode=3900 -XX:MaxInlineSize=270 -XX:FreqInlineSize=2500 -XX:+UseLargePages -XX:+UseParallelOldGC -XX:+UseCompressedStrings -XX:+AggressiveOpts |
| JVM Initial Heap Memory (MB) |
22528 |
| JVM Maximum Heap Memory (MB) |
22528 |
| JVM Address bits |
64 |
| JVM CLASSPATH |
.\jbb.jar;
.\check.jar;
|
| JVM BOOTCLASSPATH |
C:\Program Files\Java\jre6\lib\alt-string.jar;
C:\Program Files\Java\jre6\lib\alt-rt.jar;
C:\Program Files\Java\jre6\lib\resources.jar;
C:\Program Files\Java\jre6\lib\rt.jar;
C:\Program Files\Java\jre6\lib\sunrsasign.jar;
C:\Program Files\Java\jre6\lib\jsse.jar;
C:\Program Files\Java\jre6\lib\jce.jar;
C:\Program Files\Java\jre6\lib\charsets.jar;
C:\Program Files\Java\jre6\lib\modules\jdk.boot.jar;
C:\Program Files\Java\jre6\classes |
| OS Version |
Microsoft Windows Server 2008 R2 Enterprise SP1 (64-bit) |
| Other software |
None |
|
|
Test Information |
|---|
| Tested by |
Hitachi, Ltd. |
| SPEC license # |
35 |
| Test location |
Japan |
| Test date |
Jun 12, 2012 |
| H/w available |
Jun-2012 |
| JVM available |
Dec-2011 |
| OS available |
Feb-2011 |
| Other s/w available |
|
|
|
Tuning |
|---|
- Turned off "Hardware Prefetcher" in BIOS.
- Turned off "Adjacent Cache Prefetch" in BIOS.
- Turned off "DCU Streamer Prefetcher" in BIOS.
- "Operating Mode" set to "Maximum Performance" in BIOS.
- Each JVM instance had the affinity mask set to bind to 16 cores each, 2 JVMs total
|
|
Notes |
|---|
- input.expected_peak_warehouse is set to 16
- Hitachi Compute Blade 520A and BladeSymphony BS520A are electronically equivalent. The result has been measured on a BladeSymphony BS520A.
- Command line options are described at: http://www.oracle.com/technetwork/java/javase/tech/vmoptions-jsp-140102.html
|
|
