SPECjbb2015
Copyright © 2015-2026 Standard Performance Evaluation Corporation
Supermicro WIO A+ Server AS -1115SV-WTNRT 310592 SPECjbb2015-Composite max-jOPS
294799 SPECjbb2015-Composite critical-jOPS
Tested by: Supermicro Test Sponsor: Supermicro Test location: San Jose, California Test date: April 07, 2026
SPEC license #: 001176 Hardware Availability: May-2026 Software Availability: Mar-2026 Publication: Tue May 19 18:03:46 EDT 2026
Benchmark Results Summary
 
SPECjbb2015-Composite: Single JVM/Single Host
(# of groups: 2)
Overall Throughput RT curve
Overall Throughput RT curve
Overall SUT (System Under Test) Description
VendorSupermicro
Vendor URLhttps://www.supermicro.com
System SourceSingle Supplier
System DesignationServer Rack
Total Systems1
All SUT Systems IdenticalYES
Total Nodes1
All Nodes IdenticalYES
Nodes Per System1
Total Chips1
Total Cores84
Total Threads168
Total Memory Amount (GB)384
Total OS Images1
SW EnvironmentNon-virtual
  
SUT Description
Hardware hw_1
NameSupermicro WIO A+ Server AS -1115SV-WTNRT
VendorSupermicro
Vendor URLhttps://www.supermicro.com
AvailableMay-2026
ModelH13SVW-NT
Form Factor1U
CPU NameAMD EPYC 8635P
CPU Characteristics84 core, 1.6GHz, 384MB L3 Cache (Max. Boost Clock up to 4.5GHz)
Number of Systems1
Nodes Per System1
Chips Per System1
Cores Per System84
Cores Per Chip84
Threads Per System168
Threads Per Core2
Version2.0 03/23/2026
CPU Frequency (MHz)1600
Primary Cache32KB(I)+48KB(D) per core
Secondary Cache1MB (I+D) per core
Tertiary Cache384MB (I+D) on chip per chip
Other CacheNone
Disk1 x 3.84 TB NVMe PCIe Gen5.0
File Systembtrfs
Memory Amount (GB)384
# and size of DIMM(s)6 x 64GB
Memory Details64GB 2Rx4 DDR5 RDIMM 6400 MT/s
# and type of Network Interface Cards (NICs)1 x 1 GbE NIC
Power Supply Quantity and Rating (W)2 x 800w
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
Version6.4.0-150700.53.34-default
AvailableJun-2025
Bitness64
NotesNone
Java Virtual Machine jvm_1
NameOracle Java SE 26
VendorOracle
Vendor URLhttps://www.oracle.com
VersionJava HotSpot 64-bit Server VM, version 26
AvailableMar-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 Settings:

  • NUMA nodes per socket = NPS2
  • L1 Stream HW Prefetcher = Disable
  • L2 Stream HW Prefetcher = Disable
  • Determinism Control = Manual
  • Determinism Enable = Power
  • TDP Control = Manual
  • TDP = 225
  • Package Power Limit Control = Manual
  • Package Power Limit = 225
Notes None
OS Image os_Image_1
JVM Instances jvm_Composite_1(1)
OS Image Description os_1
Tuning

  • tuned-adm profile throughput-performance
  • ulimit -n 1024000

  • echo 990000 > /proc/sys/kernel/sched_rt_runtime_us
  • echo 400000 > /proc/sys/kernel/sched_latency_ns
  • echo 50000 > /proc/sys/kernel/sched_migration_cost_ns
  • echo 200000 > /proc/sys/kernel/sched_min_granularity_ns
  • echo 50000 > /proc/sys/kernel/sched_wakeup_granularity_ns
  • echo 128 > /proc/sys/kernel/sched_nr_migrate
  • echo 10000 > /proc/sys/vm/dirty_expire_centisecs
  • echo 1500 > /proc/sys/vm/dirty_writeback_centisecs
  • echo 40 > /proc/sys/vm/dirty_ratio
  • echo 10 > /proc/sys/vm/dirty_background_ratio
  • echo 10 > /proc/sys/vm/swappiness
  • echo 1 > /proc/sys/kernel/numa_balancing
  • echo always > /sys/kernel/mm/transparent_hugepage/enabled
  • echo always > /sys/kernel/mm/transparent_hugepage/defrag
Notes None
JVM Instance jvm_Composite_1
Parts of Benchmark Composite
JVM Instance Description jvm_1
Command Line

-Xms330g -Xmx330g -Xmn325g -server -XX:+UseParallelGC -XX:+AlwaysPreTouch -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:MaxTenuringThreshold=15 -XX:-UseAdaptiveSizePolicy -XX:ParallelGCThreads=168 -XX:SurvivorRatio=42 -XX:TargetSurvivorRatio=95 -XX:+UseTransparentHugePages -XX:+PrintFlagsFinal -XX:InlineSmallCode=10k -XX:LoopUnrollLimit=1000 -XX:+UseNUMA -XX:-UseNUMAInterleaving -XX:-UseAdaptiveNUMAChunkSizing -XX:CICompilerCount=32
Tuning

Used numactl to run on all available nodes

  • numactl --cpunodebind=0-1 --interleave=0-1
Notes None
max-jOPS and critical-jOPS Details
max-jOPS = jOPS passed before the First Failure
Pass/Fail Pass Pass Fail Fail Fail
jOPS 307063 310592 314122 317651 321181
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 262356 298239 305298 305298 305298 294799
Last Success jOPS/First Failure jOPS for SLA points
  Percentile
  10-th 50-th 90-th 95-th 99-th 100-th
500us 70589 / 24706 3529 / 7059 3529 / 7059 3529 / 7059 - / 3529 - / 3529
1000us 296475 / 49412 63530 / 21177 10588 / 14118 7059 / 10588 7059 / 10588 3529 / 7059
5000us 307063 / 310592 303534 / 307063 285886 / 289416 264709 / 169414 127061 / 123531 24706 / 10588
10000us 310592 / - 303534 / 307063 300004 / 303534 296475 / 300004 264709 / 257651 70589 / 10588
25000us 310592 / - 307063 / 310592 303534 / 307063 303534 / 307063 296475 / 300004 70589 / 10588
50000us 310592 / - 310592 / - 303534 / 307063 303534 / 307063 303534 / 307063 70589 / 10588
75000us 310592 / - 310592 / - 303534 / 307063 303534 / 307063 303534 / 307063 155296 / 105884
100000us 310592 / - 310592 / - 303534 / 307063 303534 / 307063 303534 / 307063 232944 / 194120
200000us 310592 / - 310592 / - 303534 / 307063 303534 / 307063 303534 / 307063 250592 / 236474
500000us 310592 / - 310592 / - 310592 / - 310592 / - 303534 / 307063 282357 / 285886
1000000us 310592 / - 310592 / - 310592 / - 310592 / - 310592 / - 292945 / 296475
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
specjbb.comm.connect.timeouts.connect 60000 800000
specjbb.comm.connect.timeouts.read 60000 800000
specjbb.comm.connect.timeouts.write 60000 800000
specjbb.customerDriver.threads 64 {saturate=95}
specjbb.forkjoin.workers 168 {Tier1=80, Tier2=1, Tier3=15}
specjbb.group.count 1 2
specjbb.mapreducer.pool.size 168 3
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 352946 IR
High-bound (settled) is 327710 IR
Copyright © 2015-2026 Standard Performance Evaluation Corporation
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SPECjbb2015 Version: [SPECjbb2015 1.04, Feb 16, 2024]