JVM Instances |
jvm_Ctr_1(1), jvm_Backend_1(24), jvm_TxInjector_1(24)
|
OS Image Description |
os_1
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Tuning |
- ulimit -n 1024000
- cpupower frequency-set -g performance
- echo 10000 > /proc/sys/vm/dirty_expire_centisecs
- echo 1500 > /proc/sys/vm/dirty_writeback_centisecs
- echo 960000 > /proc/sys/kernel/sched_rt_runtime_us
- echo 40000 > /sys/kernel/debug/sched/migration_cost_ns
- echo 10 > /proc/sys/vm/dirty_background_ratio
- echo 40000000 > /sys/kernel/debug/sched/latency_ns
- echo 40 > /proc/sys/vm/dirty_ratio
- echo 800000000 > /sys/kernel/debug/sched/min_granularity_ns
- echo 200000000 > /sys/kernel/debug/sched/wakeup_granularity_ns
- echo always > /sys/kernel/mm/transparent_hugepage/defrag
- echo always > /sys/kernel/mm/transparent_hugepage/enabled
|
Notes |
None
|
Parts of Benchmark |
Controller
|
JVM Instance Description |
jvm_1
|
Command Line |
-Xms3g -Xmx3g -Xmn2g -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:CICompilerCount=2
|
Tuning |
None
|
Notes |
None
|
Parts of Benchmark |
Backend
|
JVM Instance Description |
jvm_1
|
Command Line |
-server -Xmx31g -Xms31g -Xmn29g -XX:+UseParallelGC -XX:ParallelGCThreads=16 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+AlwaysPreTouch -XX:AllocatePrefetchInstr=2 -XX:-UseAdaptiveSizePolicy -XX:SurvivorRatio=18 -XX:MaxTenuringThreshold=15 -XX:TargetSurvivorRatio=95 -XX:InlineSmallCode=11k -XX:LoopUnrollLimit=200 -XX:MaxGCPauseMillis=100 -XX:+UseTransparentHugePages -XX:TLABAllocationWeight=2 -XX:ThreadStackSize=140 -XX:CompileThresholdScaling=120 -XX:CICompilerCount=4 -XX:AutoBoxCacheMax=32 -XX:OnStackReplacePercentage=100 -XX:TLABSize=1m -XX:MinTLABSize=1m -XX:-ResizeTLAB -XX:TLABWasteTargetPercent=1 -XX:TLABWasteIncrement=1 -XX:YoungPLABSize=1m -XX:OldPLABSize=1m
|
Tuning |
numactl used to affinitize each Backend JVM to a single memory node, eg:- numactl --cpunodebind=0 --localalloc
- numactl --cpunodebind=1 --localalloc
- numactl --cpunodebind=2 --localalloc
- numactl --cpunodebind=3 --localalloc
- numactl --cpunodebind=4 --localalloc
- numactl --cpunodebind=5 --localalloc
- numactl --cpunodebind=6 --localalloc
- numactl --cpunodebind=7 --localalloc
- numactl --cpunodebind=8 --localalloc
- numactl --cpunodebind=9 --localalloc
- numactl --cpunodebind=10 --localalloc
- numactl --cpunodebind=11 --localalloc
- numactl --cpunodebind=12 --localalloc
- numactl --cpunodebind=13 --localalloc
- numactl --cpunodebind=14 --localalloc
- numactl --cpunodebind=15 --localalloc
- numactl --cpunodebind=16 --localalloc
- numactl --cpunodebind=17 --localalloc
- numactl --cpunodebind=18 --localalloc
- numactl --cpunodebind=19 --localalloc
- numactl --cpunodebind=20 --localalloc
- numactl --cpunodebind=21 --localalloc
- numactl --cpunodebind=22 --localalloc
- numactl --cpunodebind=23 --localalloc
|
Notes |
None
|
Parts of Benchmark |
TxInjector
|
JVM Instance Description |
jvm_1
|
Command Line |
-Xms3g -Xmx3g -Xmn2g -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:CICompilerCount=2
|
Tuning |
numactl used to affinitize each TxInjector JVM to a single memory node, eg:- numactl --cpunodebind=0 --localalloc
- numactl --cpunodebind=1 --localalloc
- numactl --cpunodebind=2 --localalloc
- numactl --cpunodebind=3 --localalloc
- numactl --cpunodebind=4 --localalloc
- numactl --cpunodebind=5 --localalloc
- numactl --cpunodebind=6 --localalloc
- numactl --cpunodebind=7 --localalloc
- numactl --cpunodebind=8 --localalloc
- numactl --cpunodebind=9 --localalloc
- numactl --cpunodebind=10 --localalloc
- numactl --cpunodebind=11 --localalloc
- numactl --cpunodebind=12 --localalloc
- numactl --cpunodebind=13 --localalloc
- numactl --cpunodebind=14 --localalloc
- numactl --cpunodebind=15 --localalloc
- numactl --cpunodebind=16 --localalloc
- numactl --cpunodebind=17 --localalloc
- numactl --cpunodebind=18 --localalloc
- numactl --cpunodebind=19 --localalloc
- numactl --cpunodebind=20 --localalloc
- numactl --cpunodebind=21 --localalloc
- numactl --cpunodebind=22 --localalloc
- numactl --cpunodebind=23 --localalloc
|
Notes |
None
|