JVM Instances |
jvm_Ctr_1(1), jvm_Backend_1(4), jvm_TxInjector_1(4)
|
OS Image Description |
os_1
|
Tuning |
- cpupower -c all frequency-set -g performance
- tuned-adm profile throughput-performance
- echo always > /sys/kernel/mm/transparent_hugepage/defrag
- echo always > /sys/kernel/mm/transparent_hugepage/enabled
- echo 18000000 > /sys/kernel/debug/sched/latency_ns
- echo 180000 > /sys/kernel/debug/sched/min_granularity_ns
- echo 750 > /sys/kernel/debug/sched/migration_cost_ns
- echo 1000000 > /sys/kernel/debug/sched/wakeup_granularity_ns
- echo 12 > /sys/kernel/debug/sched/nr_migrate
- ulimit -n 1024000
- ulimit -v 800000000
- ulimit -m 800000000
- ulimit -l 800000000
|
Notes |
None
|
Parts of Benchmark |
Controller
|
JVM Instance Description |
jvm_1
|
Command Line |
-server -Xms2g -Xmx2g -Xmn1536m -XX:+UseLargePages -XX:LargePageSizeInBytes=1G -XX:+UseParallelGC -XX:ParallelGCThreads=2
|
Tuning |
None
|
Notes |
None
|
Parts of Benchmark |
Backend
|
JVM Instance Description |
jvm_1
|
Command Line |
--XX:-UsePerfData -Xnoclassgc -XX:+UseParallelGC -XX:+UseLargePages -XX:+AlwaysPreTouch -XX:-UseAdaptiveSizePolicy -XX:MaxTenuringThreshold=15 -server -XX:TargetSurvivorRatio=90 -XX:SurvivorRatio=34 -XX:LargePageSizeInBytes=2m -Xms225g -Xmx225g -Xmn220g -XX:ParallelGCThreads=64 -XX:InitialCodeCacheSize=25m -XX:InlineSmallCode=11k
|
Tuning |
numactl used to affinitize each Backend JVM to one NUMA node, eg:- numactl --cpunodebind=0 --localalloc
- numactl --cpunodebind=1 --localalloc
- numactl --cpunodebind=2 --localalloc
- numactl --cpunodebind=3 --localalloc
|
Notes |
None
|
Parts of Benchmark |
TxInjector
|
JVM Instance Description |
jvm_1
|
Command Line |
-server -Xms2g -Xmx2g -Xmn1536m -XX:+UseLargePages -XX:LargePageSizeInBytes=1G -XX:+UseParallelGC -XX:ParallelGCThreads=2
|
Tuning |
numactl used to affinitize each TxInjector JVM to one NUMA node, eg:- numactl --cpunodebind=0 --localalloc
- numactl --cpunodebind=1 --localalloc
- numactl --cpunodebind=2 --localalloc
- numactl --cpunodebind=3 --localalloc
|
Notes |
None
|