IBM Corporation IBM Power S812LC 44883 SPECjbb2015-MultiJVM max-jOPS
13032 SPECjbb2015-MultiJVM critical-jOPS
Tested by: IBM Corporation Test Sponsor: IBM Corporation Test location: Austin, TX Test date: Nov 4, 2015
SPEC license #: 11 Hardware Availability: Oct-2015 Software Availability: Jan-2016 Publication: Nov 27, 2015
Benchmark Results Summary
 
Overall Throughput RT curve
Overall SUT (System Under Test) Description
VendorIBM Corporation
Vendor URLhttp://www.ibm.com
System SourceSingle Supplier
System DesignationServer Rack
Total Systems1
All SUT Systems IdenticalYES
Total Nodes1
All Nodes IdenticalYES
Nodes Per System1
Total Chips1
Total Cores10
Total Threads80
Total Memory Amount (GB)128
Total OS Images1
SW EnvironmentNon-virtual
 
Hardware hw_1
NameIBM Power S812LC
VendorIBM Corporation
Vendor URLhttp://www.ibm.com
AvailableOct-2015
ModelIBM Power S812LC
Form Factor2U
CPU NamePOWER8
CPU CharacteristicsIntelligent Energy Optimization enabled up to 3.49 GHz
Number of Systems1
Nodes Per System1
Chips Per System1
Cores Per System10
Cores Per Chip10
Threads Per System80
Threads Per Core8
VersionNone
CPU Frequency (MHz)2926
Primary Cache32 KB I + 64 KB D on chip per core
Secondary Cache512 KB I+D on chip per core
Tertiary Cache8MB I+D on chip per core
Other CacheNone
Disk1 x 1TB SAS SFF 15K RPM
File SystemEXT4
Memory Amount (GB)128
# and size of DIMM(s)32 x 4GB DIMMs
Memory DetailsDDR3 1333 MHz
# and type of Network Interface Cards (NICs)1 x 4 port BroadCom BCM 5719 (1Gbit)
Power Supply Quantity and Rating (W)None
Other HardwareNone
Cabinet/Housing/EnclosureNone
Shared DescriptionNone
Shared CommentNone
NotesNone
Other Hardware network_1
NameNone
VendorNone
Vendor URLNone
VersionNone
AvailableNone
BitnessNone
NotesNone
Operating System os_1
NameUbuntu Server
VendorCanonical
Vendor URLhttp://www.canonical.com/
VersionUbuntu 14.04.3 LTS
AvailableApr-2014
Bitness64
NotesNone
Java Virtual Machine jvm_1
NameIBM J9 VM
VendorIBM Corporation
Vendor URLhttp://www.ibm.com
VersionIBM J9 VM 8.0 SR2 (build pxl6480sr2fp10-20150820_01(SR2 FP10))
AvailableJan-2016
Bitness64
NotesNone
Other Software other_1
NameNone
VendorNone
Vendor URLNone
VersionNone
AvailableNone
BitnessNone
NotesNone
Hardware
OS Images os_Image_1(1)
Hardware Description hw_1
Number of Systems 1
SW Environment non-virtual
Tuning tuning
Notes notes
OS Image os_Image_1
JVM Instances jvm_Ctr_1(1), jvm_Backend_1(1), jvm_TxInjector_1(1)
OS Image Description os_1
Tuning
  • cpufreq-set -g performance
  • echo 10000 > /proc/sys/vm/nr_hugepages
  • ppc64_cpu --dscr=3
  • ulimit -n 1048576
  • echo 10000000 > /proc/sys/kernel/sched_min_granularity_ns
  • echo 15000000 > /proc/sys/kernel/sched_wakeup_granularity_ns
  • echo 24000000 > /proc/sys/kernel/sched_latency_ns
Notes None
JVM Instance jvm_Ctr_1
Parts of Benchmark Controller
JVM Instance Description jvm_1
Command Line -XX:-XX:-RuntimeInstrumentation -Xms3g -Xmx3g -Xgcthreads80 -Xcompressedrefs -XnotlhPrefetch
Tuning None
Notes None
JVM Instance jvm_Backend_1
Parts of Benchmark Backend
JVM Instance Description jvm_1
Command Line -XX:-RuntimeInstrumentation -Xlp -Xms63g -Xmx63g -Xmn58g -Xgcthreads80 -Xgc:scvtenureAge=2,scvNoAdaptiveTenure -Xcompressedrefs -XnotlhPrefetch -Dcom.ibm.enableClassCaching=true -Dcom.ibm.crypto.provider.doAESInHardware=true -Xconcurrentlevel0 -Xaggressive -Xcodecache32M -Xtrace:none -Xloaminimum0.02
Tuning numactl used to affinitize each Backend JVM
  • numactl --physcpubind=0-79 --membind=0
Notes None
JVM Instance jvm_TxInjector_1
Parts of Benchmark TxInjector
JVM Instance Description jvm_1
Command Line -XX:-RuntimeInstrumentation -Xlp -Xms8g -Xmx8g -Xmn5g -Xgcthreads80 -Xgc:scvtenureAge=2,scvNoAdaptiveTenure -XnotlhPrefetch -Xcompressedrefs -Dcom.ibm.enableClassCaching=true -Dcom.ibm.crypto.provider.doAESInHardware=true -Xtrace:none -Xconcurrentlevel0 -Xaggressive
Tuning numactl used to affinitize each TxInjector JVM to the first core of the chip
  • numactl --physcpubind=0-7 --membind=0
Notes None
max-jOPS = jOPS passed before the First Failure
Pass/Fail Pass Pass Fail Fail Fail
jOPS 44390 44883 45376 45869 46363
critical-jOPS = Geomean ( jOPS @ 10000; 25000; 50000; 75000; 100000; SLAs )
Response time percentile is 99-th
SLA (us) 10000 25000 50000 75000 100000 Geomean
jOPS 7645 12495 13563 16572 17509 13032
  Percentile
  10-th 50-th 90-th 95-th 99-th 100-th
500us - / 493 - / 493 - / 493 - / 493 - / 493 - / 493
1000us 493 / 986 - / 493 - / 493 - / 493 - / 493 - / 493
5000us 38471 / 38964 4932 / 5425 3453 / 3946 2959 / 3453 2466 / 2959 493 / 986
10000us 40444 / 40937 36991 / 37485 26634 / 24661 20715 / 12330 7892 / 7398 1973 / 986
25000us 41430 / 41924 38964 / 39458 33046 / 33539 27620 / 28114 13317 / 10851 1973 / 986
50000us 41430 / 41924 38964 / 39458 33539 / 34032 30580 / 28114 14797 / 12330 2959 / 986
75000us 41924 / 42417 39951 / 40444 35019 / 35512 30580 / 29100 17756 / 15783 2959 / 986
100000us 42417 / 42910 40444 / 40937 35512 / 36005 32059 / 29100 17756 / 17263 2959 / 986
200000us 42910 / 43403 41430 / 41924 37485 / 36991 34525 / 33539 25154 / 23181 8385 / 986
500000us 43897 / 44390 42910 / 43403 40444 / 40937 39951 / 40444 37485 / 36991 31073 / 30086
1000000us 43897 / 44390 43897 / 44390 43897 / 43403 43897 / 43403 41924 / 42417 38471 / 36991
Probes jOPS / Total jOPS
Request Mix Accuracy
Note
(Actual % in the Mix - Expected % in the Mix) must be within:
'Main Tx' limit of +/-5.0% for the requests whose expected % in the mix is >= 10.0%
'Minor Tx' limit of +/-1.0% for the requests whose expected % in the mix is < 10.0%
There were no non-critical failures in Response Time curve building
Delay between status pings
IR/PR Accuracy
This section lists properties only set by user
Property Name Default Controller
specjbb.comm.connect.client.pool.size 256 100
specjbb.comm.connect.selector.runner.count 0 80
specjbb.comm.connect.timeouts.connect 60000 1800000
specjbb.comm.connect.timeouts.read 60000 1800000
specjbb.comm.connect.timeouts.write 60000 1800000
specjbb.comm.connect.worker.pool.max 256 110
specjbb.comm.connect.worker.pool.min 1 78
specjbb.controller.handshake.period 5000 15000
specjbb.controller.handshake.timeout 600000 8000000
specjbb.forkjoin.workers 80 80
specjbb.group.count 1 1
specjbb.heartbeat.period 10000 40000
specjbb.heartbeat.threshold 100000 800000
specjbb.mapreducer.pool.size 80 82
specjbb.txi.pergroup.count 1 1
View table in csv format
 
Level: COMPLIANCE
Check Agent Result
Check properties on compliance All PASSED
 
Level: CORRECTNESS
Check Agent Result
Compare SM and HQ Inventory All PASSED
High-bound (max attempted) is 49322 IR
High-bound (settled) is 47951 IR