SPECjbb2015
Copyright © 2015-2026 Standard Performance Evaluation Corporation
New H3C Technologies Co., Ltd. H3C UniServer R4900 G7 AP 1016388 SPECjbb2015-MultiJVM max-jOPS
868193 SPECjbb2015-MultiJVM critical-jOPS
Tested by: New H3C Technologies Co., Ltd. Test Sponsor: New H3C Technologies Co., Ltd. Test location: Hangzhou, China Test date: Aug 17, 2026
SPEC license #: 9066 Hardware Availability: Aug-2025 Software Availability: Apr-2026 Publication: Thu Sep 3 10:11:21 EDT 2026
Benchmark Results Summary
 
SPECjbb2015-MultiJVM: Multiple JVMs/Single Host
(# of groups: 6)
Overall Throughput RT curve
Overall Throughput RT curve
Overall SUT (System Under Test) Description
VendorNew H3C Technologies Co., Ltd.
Vendor URLhttps://www.h3c.com/
System SourceSingle Supplier
System DesignationServer Rack
Total Systems1
All SUT Systems IdenticalYES
Total Nodes1
All Nodes IdenticalYES
Nodes Per System1
Total Chips2
Total Cores256
Total Threads512
Total Memory Amount (GB)1536
Total OS Images1
SW EnvironmentNon-virtual
  
SUT Description
Hardware hw_1
NameH3C UniServer R4900 G7 AP
VendorNew H3C Technologies Co., Ltd.
Vendor URLhttps://www.h3c.com/
AvailableAug-2025
ModelH3C UniServer R4900 G7 AP
Form Factor2U
CPU NameIntel(R) Xeon(R) 6980P
CPU Characteristics128 Core, 2.0 GHz, 504 MB L3 Cache (Turbo Boost Technology up to 3.90 GHz)
Number of Systems1
Nodes Per System1
Chips Per System2
Cores Per System256
Cores Per Chip128
Threads Per System512
Threads Per Core2
Version7.10.24
CPU Frequency (MHz)2000
Primary Cache64 KB(I)+48 KB(D)on chip per core
Secondary Cache2 MB (I+D) on chip per core
Tertiary Cache504 MB (I+D) on chip per chip
Other CacheNone
Disk1 x 7.68 TB NVMe SSD
File Systemxfs
Memory Amount (GB)1536
# and size of DIMM(s)24 x 64 GB
Memory Details64 GB 2Rx4 PC5-88/64B-H
# and type of Network Interface Cards (NICs)1 x 1 Gbit NIC
Power Supply Quantity and Rating (W)2 x 1300W
Other HardwareNone
Cabinet/Housing/EnclosureNone
Shared DescriptionNone
Shared CommentNone
Notes
  • NA: The test sponsor attests, as of date of publication, that CVE-2017-5754 (Meltdown) is mitigated in the system as tested and documented.
  • Yes: The test sponsor attests, as of date of publication, that CVE-2017-5753 (Spectre variant 1) is mitigated in the system as tested and documented.
  • Yes: The test sponsor attests, as of date of publication, that CVE-2017-5715 (Spectre variant 2) is mitigated in the system as tested and documented.
Other Hardware network_1
NameNone
VendorNone
Vendor URLNone
VersionNone
AvailableNone
BitnessNone
NotesNone
Operating System os_1
NameSUSE Linux Enterprise Server 15 SP7
VendorSUSE
Vendor URLhttps://www.suse.com/
Version6.4.0-150700.51-default
AvailableJun-2025
Bitness64
NotesNone
Java Virtual Machine jvm_1
NameOracle Java SE 25.0.3
VendorOracle
Vendor URLhttp://www.oracle.com/
VersionJava HotSpot 64-Bit Server VM, version 25.0.3
AvailableApr-2026
Bitness64
NotesNone
Other Software other_1
NameNone
VendorNone
Vendor URLNone
VersionNone
AvailableNone
BitnessNone
NotesNone
Topology
SUT config_1 Configuration
Hardware
OS Images os_Image_1(1)
Hardware Description hw_1
Number of Systems 1
SW Environment non-virtual
Tuning BIOS tuning
  • Power Performance Tuning=BIOS Controls EPB
  • ENERGY_PERF_BIAS_CFG mode=Performance
  • Latency Optimized Mode=Enabled
Notes None
OS Image os_Image_1
JVM Instances jvm_Ctr_1(1), jvm_Backend_1(6), jvm_TxInjector_1(6)
OS Image Description os_1
Tuning
  • tuned-adm profile throughput-performance
  • systemctl stop systemd-update-utmp.service
  • echo 56000000 > /sys/kernel/debug/sched/latency_ns
  • echo 750 > /sys/kernel/debug/sched/migration_cost_ns
  • echo 180000 > /sys/kernel/debug/sched/min_granularity_ns
  • echo 12 > /sys/kernel/debug/sched/nr_migrate
  • echo 1000000 > /sys/kernel/debug/sched/wakeup_granularity_ns
  • echo always > /sys/kernel/mm/transparent_hugepage/defrag
  • echo always > /sys/kernel/mm/transparent_hugepage/enabled
  • ulimit -v 800000000
  • ulimit -m 800000000
  • ulimit -l 800000000
  • ulimit -n 1024000
Notes None
JVM Instance jvm_Ctr_1
Parts of Benchmark Controller
JVM Instance Description jvm_1
Command Line -Xms2g -Xmx2g -Xmn1536m -XX:+UseLargePages -XX:LargePageSizeInBytes=2M -XX:+UseParallelGC -XX:ParallelGCThreads=2
Tuning None
Notes None
JVM Instance jvm_Backend_1
Parts of Benchmark Backend
JVM Instance Description jvm_1
Command Line -Xms235g -Xmx235g -Xmn232g -XX:+UseParallelGC -XX:+UseLargePages -XX:+AlwaysPreTouch -XX:-UseAdaptiveSizePolicy -XX:MaxTenuringThreshold=15 -XX:InlineSmallCode=10k -verbose:gc -XX:-UseCountedLoopSafepoints -XX:LoopUnrollLimit=20 -server -XX:TargetSurvivorRatio=95 -XX:SurvivorRatio=64 -XX:LargePageSizeInBytes=2M -XX:MaxGCPauseMillis=500 -XX:AdaptiveSizeMajorGCDecayTimeScale=12 -XX:AdaptiveSizeDecrementScaleFactor=2 -XX:AllocatePrefetchLines=3 -XX:AllocateInstancePrefetchLines=2 -XX:AllocatePrefetchStepSize=128 -XX:AllocatePrefetchDistance=384 -XX:ParallelGCThreads=85
Tuning numactl used to affinitize one Backend JVM to each NUMA node, eg:
  • Group1:numactl --cpunodebind=0 --localalloc
  • Group2:numactl --cpunodebind=1 --localalloc
  • Group3:numactl --cpunodebind=2 --localalloc
  • Group4:numactl --cpunodebind=3 --localalloc
  • Group5:numactl --cpunodebind=4 --localalloc
  • Group6:numactl --cpunodebind=5 --localalloc
Notes None
JVM Instance jvm_TxInjector_1
Parts of Benchmark TxInjector
JVM Instance Description jvm_1
Command Line -Xms2g -Xmx2g -Xmn1536m -XX:+UseLargePages -XX:LargePageSizeInBytes=2M -XX:+UseParallelGC -XX:ParallelGCThreads=2
Tuning numactl used to affinitize one TxInjector JVM to each NUMA node, eg:
  • Group1:numactl --cpunodebind=0 --localalloc
  • Group2:numactl --cpunodebind=1 --localalloc
  • Group3:numactl --cpunodebind=2 --localalloc
  • Group4:numactl --cpunodebind=3 --localalloc
  • Group5:numactl --cpunodebind=4 --localalloc
  • Group6:numactl --cpunodebind=5 --localalloc
Notes None
max-jOPS and critical-jOPS Details
max-jOPS = jOPS passed before the First Failure
Pass/Fail Pass Pass Fail Fail Fail
jOPS 1003683 1016388 1029093 1041798 1054503
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 730528 819462 895691 946511 971921 868193
Last Success jOPS/First Failure jOPS for SLA points
  Percentile
  10-th 50-th 90-th 95-th 99-th 100-th
500us - / 12705 - / 12705 - / 12705 - / 12705 - / 12705 - / 12705
1000us 1016388 / - - / 12705 - / 12705 - / 12705 - / 12705 - / 12705
5000us 1016388 / - 1016388 / - 940159 / 902044 876635 / 711472 482784 / 419260 - / 12705
10000us 1016388 / - 1016388 / - 1003683 / 990978 940159 / 952864 724176 / 736881 63524 / 50819
25000us 1016388 / - 1016388 / - 1016388 / - 1003683 / 990978 813110 / 825815 63524 / 50819
50000us 1016388 / - 1016388 / - 1016388 / - 1003683 / 1016388 889339 / 902044 330326 / 114344
75000us 1016388 / - 1016388 / - 1016388 / - 1016388 / - 940159 / 952864 520899 / 457375
100000us 1016388 / - 1016388 / - 1016388 / - 1016388 / - 965569 / 978273 660652 / 571718
200000us 1016388 / - 1016388 / - 1016388 / - 1016388 / - 1003683 / 1016388 876635 / 889339
500000us 1016388 / - 1016388 / - 1016388 / - 1016388 / - 1016388 / - 1003683 / 990978
1000000us 1016388 / - 1016388 / - 1016388 / - 1016388 / - 1016388 / - 1016388 / -
Number of probes
Probes jOPS / Total jOPS
Request Mix Accuracy
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%
Rate of Non-Critical Failures
There were no non-critical failures in Response Time curve building
Delay between performance status pings during RT Curve (Response-Throughput Curve)
Delay between status pings
IR/PR Accuracy
IR/PR Accuracy
Run Properties
This section lists properties only set by user
Property Name Default Controller Group1.Backend.beJVM Group1.TxInjector.txiJVM1 Group2.Backend.beJVM Group2.TxInjector.txiJVM1 Group3.Backend.beJVM Group3.TxInjector.txiJVM1 Group4.Backend.beJVM Group4.TxInjector.txiJVM1 Group5.Backend.beJVM Group5.TxInjector.txiJVM1 Group6.Backend.beJVM Group6.TxInjector.txiJVM1
specjbb.comm.connect.client.pool.size 256 232 256 256 256 256 256 256 256 256 256 256 256 256
specjbb.comm.connect.selector.runner.count 0 21 0 0 0 0 0 0 0 0 0 0 0 0
specjbb.comm.connect.timeouts.connect 60000 600000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000
specjbb.comm.connect.timeouts.read 60000 600000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000
specjbb.comm.connect.timeouts.write 60000 600000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000 60000
specjbb.comm.connect.worker.pool.max 256 512 256 256 256 256 256 256 256 256 256 256 256 256
specjbb.customerDriver.threads 64 {=75, probe=69, saturate=85}
specjbb.forkjoin.workers 512 {Tier1=165, Tier2=1, Tier3=11}
specjbb.group.count 1 6
specjbb.mapreducer.pool.size 512 85
specjbb.txi.pergroup.count 1 1
View table in csv format
Validation Details
Validation Reports
 
Level: COMPLIANCE
Check Agent Result
Check properties on compliance All PASSED
 
Level: CORRECTNESS
Check Agent Result
Compare SM and HQ Inventory All PASSED
Other Checks
High-bound (max attempted) is 1270485 IR
High-bound (settled) is 1058837 IR
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SPECjbb2015 Version: [SPECjbb2015 1.04, Feb 16, 2024]