OS Images |
os_Image_1(1)
|
Hardware Description |
hw_1
|
Number of Systems |
1
|
SW Environment |
Non-virtual
|
Tuning |
- Workload Profile=High Performance Compute(HPC)
- Thermal Configuration=Maximum Cooling
- Determinism Control=Manual
- Performance Determinism=Power Deterministic
- Memory Patrol Scrubbing=Disabled
- Numa Memory Domains Per Socket(NPS)=Four Memory Domains Per Socket
- Memory Interleaving Mode=Disabled
- Last-Level Cache(LLC) As NUMA Node=Enabled
- L1 Stream HW Prefetcher=Disabled
- L2 Stream HW Prefetcher=Disabled
- Minimum Processor Idle Power Core C-State=No C-states
- Power Regulator=OS Control Mode
|
Notes |
None
|
|
JVM Instances |
jvm_Ctr_1(1), jvm_Backend_1(16), jvm_TxInjector_1(16)
|
OS Image Description |
os_1
|
Tuning |
- ulimit -n 1024000
- tuned-adm profile throughput-performance
- echo 960000 > /proc/sys/kernel/sched_rt_runtime_us
- echo 40000000 > /proc/sys/kernel/sched_latency_ns
- echo 40000 > /proc/sys/kernel/sched_migration_cost_ns
- echo 800000000 > /proc/sys/kernel/sched_min_granularity_ns
- echo 200000000 > /proc/sys/kernel/sched_wakeup_granularity_ns
- echo 9000 > /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 2097152 > /proc/sys/vm/max_map_count
- echo 0 > /proc/sys/kernel/numa_balancing
- echo 0 > /proc/sys/vm/numa_stat
- echo always > /sys/kernel/mm/transparent_hugepage/enabled
- echo always > /sys/kernel/mm/transparent_hugepage/defrag
- cpupower -c all frequency-set -g performance
|
Notes |
None
|
Parts of Benchmark |
Controller
|
JVM Instance Description |
jvm_1
|
Command Line |
-Xms2g -Xmx2g -Xmn1536m -XX:+UseParallelGC -XX:ParallelGCThreads=2
|
Tuning |
Used numactl to interleave memory on all CPUs
|
Notes |
None
|
Parts of Benchmark |
Backend
|
JVM Instance Description |
jvm_1
|
Command Line |
-Xms31g -Xmx31g -Xmn30g -XX:AllocatePrefetchInstr=2 -XX:+UseParallelGC -XX:LargePageSizeInBytes=2m -XX:-UseAdaptiveSizePolicy -XX:+AlwaysPreTouch -XX:+UseLargePages -XX:SurvivorRatio=26 -XX:TargetSurvivorRatio=95 -XX:MaxTenuringThreshold=15 -XX:ParallelGCThreads=32 -XX:-UseDynamicNumberOfCompilerThreads -XX:-UseDynamicNumberOfGCThreads -XX:+UseTransparentHugePages -XX:MaxInlineSize=900 -XX:FreqInlineSize=900 -XX:LoopUnrollLimit=30 -XX:InlineSmallCode=3k -XX:AutoBoxCacheMax=5000 -XX:AllocatePrefetchDistance=128 -XX:AllocatePrefetchLines=9 -XX:AllocateInstancePrefetchLines=3 -XX:TLABAllocationWeight=5 -XX:ThreadStackSize=512 -XX:TLABSize=4m -XX:CompileThresholdScaling=50
|
Tuning |
Used numactl to affinitize each Backend JVM to physical cores in a NUMA node. - numactl --physcpubind=0-7,128-135 --localalloc
- numactl --physcpubind=8-15,136-143 --localalloc
- numactl --physcpubind=16-23,144-151 --localalloc
- numactl --physcpubind=24-31,152-159 --localalloc
- numactl --physcpubind=32-39,160-167 --localalloc
- numactl --physcpubind=40-47,168-175 --localalloc
- numactl --physcpubind=48-55,176-183 --localalloc
- numactl --physcpubind=56-63,184-191 --localalloc
- numactl --physcpubind=64-71,192-199 --localalloc
- numactl --physcpubind=72-79,200-207 --localalloc
- numactl --physcpubind=80-87,208-215 --localalloc
- numactl --physcpubind=88-95,216-223 --localalloc
- numactl --physcpubind=96-103,224-231 --localalloc
- numactl --physcpubind=104-111,232-239 --localalloc
- numactl --physcpubind=112-119,240-247 --localalloc
- numactl --physcpubind=120-127,248-255 --localalloc
|
Notes |
None
|
Parts of Benchmark |
TxInjector
|
JVM Instance Description |
jvm_1
|
Command Line |
-Xms2g -Xmx2g -Xmn1536m -XX:+UseParallelGC -XX:ParallelGCThreads=2
|
Tuning |
Used numactl to affinitize each Transaction Injector JVM to physical cores in a NUMA node. - numactl --physcpubind=0-7,128-135 --localalloc
- numactl --physcpubind=8-15,136-143 --localalloc
- numactl --physcpubind=16-23,144-151 --localalloc
- numactl --physcpubind=24-31,152-159 --localalloc
- numactl --physcpubind=32-39,160-167 --localalloc
- numactl --physcpubind=40-47,168-175 --localalloc
- numactl --physcpubind=48-55,176-183 --localalloc
- numactl --physcpubind=56-63,184-191 --localalloc
- numactl --physcpubind=64-71,192-199 --localalloc
- numactl --physcpubind=72-79,200-207 --localalloc
- numactl --physcpubind=80-87,208-215 --localalloc
- numactl --physcpubind=88-95,216-223 --localalloc
- numactl --physcpubind=96-103,224-231 --localalloc
- numactl --physcpubind=104-111,232-239 --localalloc
- numactl --physcpubind=112-119,240-247 --localalloc
- numactl --physcpubind=120-127,248-255 --localalloc
|
Notes |
None
|
|